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LM201AH - 1 MHz General-Purpose Op Amp | Texas Instruments
LM201AH

LM201AH - 1 MHz General-Purpose Op Amp | Texas Instruments

Texas Instruments LM201AH is a single-channel, general-purpose operational amplifier with 1 MHz gain-bandwidth product, 80 dB common-mode rejection ratio, 2 mV input offset voltage, and approximately 1.8 mA supply current, housed in an 8-pin TO-99 hermetic metal-can package. It is intended for instrumentation, analog measurement, filtering, buffering, current sensing, and precision-control circuits operating from -40 °C to +85 °C. An operational amplifier, or op amp, is a high-gain differential-input amplifier whose feedback network determines its closed-loop behavior. The LM201AH belongs to the general-purpose operational-amplifier class within the broader amplifier IC and signal-conditioning hierarchy. Its TO-99-8 construction provides a through-hole package option for laboratory, industrial, and legacy instrumentation designs where surface-mount compatibility is not required. The principal performance features include a 1 MHz gain-bandwidth product, 80 dB CMRR, 2 mV input offset voltage, and approximately 1.8 mA operating current. The wide common-mode rejection specification helps reduce unwanted behavior when the amplifier handles small signals superimposed on larger voltage references or sensor outputs. The hermetic TO-99-8 package supports applications requiring a conventional metal-can outline and eight through-hole connections. The LM201A family uses advanced processing to reduce input bias current and temperature drift while retaining the general-purpose characteristics of the earlier LM101A architecture. The device can operate with conventional dual power supplies, making it suitable for signal paths centered around ground. Engineers should nevertheless verify supply-voltage limits, input common-mode range, output swing, compensation requirements, and electrical limits against the manufacturer datasheet before finalizing a design. Typical uses include laboratory instrumentation, analog measurement front ends, active filters, transducers, current-sensing amplifiers, and precision feedback loops. In a filter or amplifier, its 1 MHz gain-bandwidth product limits usable closed-loop bandwidth according to the selected noise-gain configuration. For sensor interfaces, the 80 dB CMRR can help reject common-mode interference, while the 2 mV offset remains an important error term in precision measurements. When designing around the LM201AH, begin by checking the required output swing and input common-mode range at the actual supply voltage. Decoupling should be placed close to the power pins, and the circuit should avoid driving capacitive loads unless stability behavior has been evaluated. Because the exact pin names and electrical limits are not included in the supplied search excerpts, those details should be confirmed in the Texas Instruments LM201A-N documentation before PCB release. This page consolidates the supplied distributor and manufacturer listings with practical selection guidance, package-aware alternatives, comparison parameters, and design cautions. It distinguishes confirmed data from unavailable fields so engineers can verify critical specifications without relying on assumptions.

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LM201AN - Single Non-Compensated Op Amp | STMicroelectronics
LM201AN

LM201AN - Single Non-Compensated Op Amp | STMicroelectronics

The STMicroelectronics LM201AN is a single, general-purpose, non-compensated bipolar operational amplifier supplied in an 8-pin PDIP package. The confirmed headline characteristics are one amplifier circuit per package, a maximum input offset current of 20 nA over the operating temperature range, and the ability to obtain a slew rate of 10 V/µs when compensated appropriately for the intended circuit. An operational amplifier is a high-gain, differential-input analog building block used to amplify voltage differences, buffer signals, and perform linear operations such as summation, integration, and filtering. The LM201 belongs to the broader hierarchy of operational amplifier, analog amplifier, analog IC, and semiconductor. Unlike a unity-gain-stable amplifier with internal compensation, the LM201AN is externally compensatable, allowing the circuit designer to select a compensation capacitor suited to the gain, bandwidth, and stability requirements of a particular application. Key features include a low input offset current, a maximum of 20 nA over temperature, and user-selectable compensation. These characteristics are especially relevant to precision analog circuits in which bias-current loading, input balance, and closed-loop stability can materially affect signal integrity. The device is offered as a single amplifier rather than a multi-amplifier package, simplifying board partitioning when separate analog channels require independent compensation or grounding. The non-compensated architecture gives designers control over stability-bandwidth tradeoffs. A compensation capacitor can be omitted or changed for unity-gain service, while larger values or added frequency compensation can improve stability in noise-gain configurations. With proper compensation, the manufacturer-reported capability includes a slew rate of up to 10 V/µs. This makes the LM201AN potentially useful where signal speed matters more than the compactness of a fixed-compensation amplifier. Typical applications include precision instrumentation amplifiers, logarithmic and summing amplifiers, active filters, transducers with relatively high source impedance, laboratory measurement systems, and low-frequency analog signal-conditioning chains. Its external compensation also permits optimization for different closed-loop gains rather than imposing one fixed stability profile across every application. When designing around the LM201AN, select the compensation network for the actual noise gain and verify closed-loop phase margin on the assembled board. Keep input and output return paths short, observe the device's specified supply and common-mode limits, and prototype compensation before high-volume production. External compensation makes the part flexible, but it also places a stability responsibility on the engineer. This page combines confirmed manufacturer-distributor data with clearly marked gaps, practical compensation guidance, package-aware replacement analysis, and procurement information. It distinguishes verified LM201AN characteristics from unverified specifications so engineers can make faster component-selection decisions without mistaking generic amplifier assumptions for device-specific facts.

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LM211-LM311 - Single High-Speed Differential Comparator
LM211-LM311

LM211-LM311 - Single High-Speed Differential Comparator

The Texas Instruments LM211-LM311 is a family designation for the LM211 and LM311 single high-speed differential comparators, designed for wide supply ranges from single 5 V operation through ±15 V split supplies. The LM211 and LM311 provide low input currents and open-collector outputs intended for driving lamps, relays, and logic-compatible loads. Their differential inputs can accept voltages outside the supply rails, while the output polarity and output-current requirements determine the external pull-up arrangement. A voltage comparator is a semiconductor device that compares two input voltages and switches its output according to their relationship. In the broader IC hierarchy, a comparator belongs to the analog signal-conditioning and interface family, alongside op-amps and logic interfaces. The LM211-LM311 family is useful when a design needs a threshold decision, overvoltage indication, level translation, or relay-drive function rather than linear analog amplification. The verified manufacturer material identifies the devices as single high-speed comparators with low input current. According to the Texas Instruments datasheet material supplied, the output levels are compatible with most TTL and MOS circuits, and the devices are capable of driving lamps or relays. The onsemi material additionally states that the inputs can be isolated from system ground while the output can drive loads referenced to ground, VCC, or VEE. These features support industrial control, instrumentation, and legacy interface designs. The family includes temperature and sourcing differences between LM211 and LM311 variants. The supplied Mouser datasheet excerpt specifies LM211 operation from −25°C to +85°C and LM311 operation from 0°C to +70°C for the referenced comparison. The same excerpt states that offset voltage, offset current, and bias-current specifications apply from a single 5 V supply up to ±15 V supplies, and that the positive input voltage limit is 30 V above the negative supply. Exact ordering codes and package-specific electrical limits require the relevant manufacturer datasheet and suffix. Typical uses include sensing a control voltage against a reference, detecting an overvoltage condition, switching a relay when a sensor crosses a threshold, and interfacing an analog signal to TTL or MOS logic. Because the output is open collector, a pull-up resistor is generally required. The pull-up must be selected against the required sink current, output voltage, speed, and system supply constraints. The principal design consideration is ensuring that input common-mode voltage, supply voltage, output pull-up, and input/output isolation meet the particular LM211 or LM311 ordering variant. The family designation alone does not identify a unique package, suffix, temperature grade, or exact parameter set. Use the manufacturer datasheet linked on this page before committing a footprint or substituting a part. This page consolidates the verified manufacturer descriptions, practical comparator usage guidance, and the available cross-reference information. It distinguishes confirmed family-level facts from ordering-code-specific data that is not established by the supplied search results.

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LM211D - Single Differential Comparator with Strobe | Texas Instruments
LM211D

LM211D - Single Differential Comparator with Strobe | Texas Instruments

The Texas Instruments LM211D is a single differential comparator with strobes that operates from wide-ranging power supplies, including ±15 V operational-amplifier rails and 5 V logic systems. Its open-collector output is compatible with most TTL and MOS circuits, and the device can drive lamps or relays. The LM211D is supplied in an 8-pin SOIC package, with an operating temperature range of -40°C to +85°C. A differential comparator is an integrated circuit that compares two input voltages and changes its output state according to their relative polarity. It belongs to the comparator hierarchy within analog and interface semiconductors: differential comparator → voltage comparator → analog interface IC → semiconductor. Unlike a general-purpose operational amplifier, the LM211D provides a saturated, logic-oriented output intended for threshold detection and switching rather than linear amplification. The LM211 family is described by Texas Instruments as a single high-speed voltage comparator. Its differential inputs allow a circuit to establish a switching threshold with an external reference, while the strobe function provides control over when the internal output participates in state changes. The open-collector architecture supports wired-interface and pull-up arrangements, although the required pull-up component and its implementation details are not included in the supplied source snippets. The LM211D uses logic-compatible output levels that can interface with TTL and MOS logic. This makes it suitable for translating an analog decision into a digital control signal. The manufacturer specifically identifies lamp and relay driving as supported applications, although the exact current limits, output sink-current ratings, response times, input common-mode limits, and input offset voltage were not present in the retrieved data and must be confirmed in the complete manufacturer datasheet before a final design is released. Typical uses include sensing a voltage crossing a reference level, detecting the state of a sensor or timing signal, driving digital control logic, and operating lamp or relay interfaces. In a practical circuit, the two inputs receive the signal and threshold voltages, the output uses an appropriate pull-up arrangement for open-collector operation, and the strobe pin is connected so the application can either enable or disable normal comparison behavior as required. The primary design consideration is to verify the complete electrical limits and pin functions from the official LM211 datasheet before layout sign-off. Designers should pay particular attention to input common-mode range, output current, supply sequencing, open-collector pull-up voltage, and strobe logic because these values were not included in the retrieved snippets. The 8-pin SOIC footprint also requires adequate spacing between adjacent pins for soldering and inspection. This page consolidates verified manufacturer and distributor information, cross-brand sourcing references, package details, selection guidance, and application-specific engineering considerations. It also clearly separates confirmed LM211D characteristics from parameters that still require datasheet verification, providing a useful basis for early component selection without replacing the authoritative manufacturer documentation.

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LM211DG - 200 ns Single Comparator | onsemi | SOIC-8
LM211DG

LM211DG - 200 ns Single Comparator | onsemi | SOIC-8

onsemi LM211DG is a single high-speed voltage comparator with a 200 ns response time, 5 V to 30 V single-supply operation, and an open-collector output in an 8-pin SOIC package. It can also operate from split supplies, including ±15 V rails commonly used with operational amplifiers. A voltage comparator is an analog integrated circuit that compares two input voltages and changes its output state when one input crosses the other. The LM211 belongs to the broader comparator, analog IC, and semiconductor hierarchy. Its open-collector output can interface with TTL, MOS, DTL, and RTL logic, while its ability to accept split supplies makes it useful in systems that do not share a common signal ground. Key features include one comparator channel, a 200 ns response time, and operation across a 5 V to 30 V single-supply range. The open-collector output provides a flexible way to drive compatible digital logic, lamps, or relays when an appropriate pull-up arrangement is used. The specified operating temperature range for LM211DG is -25°C to 85°C. The LM211 architecture is designed for high-speed threshold detection rather than precision amplification. Its input stage can operate independently of system ground, which helps when comparing signals referenced to a different potential. The open-collector output remains in a high-impedance state unless pulled down, allowing the output transition speed to depend partly on the external pull-up resistor and associated capacitance. Typical applications include industrial control interfaces, pulse-width and timing circuits, sensor threshold detection, relay or lamp drive, level translation between analog and digital systems, and general-purpose logic interfacing. The combination of a 200 ns response time and flexible supply options also suits pulse-width measurement and fast event detection circuits. When designing around the LM211DG, account for the open-collector output when calculating rise time and fanout. Keep input and output paths short, use a pull-up resistor appropriate for the driven logic family, and check input common-mode limits for the selected supply configuration before finalizing the schematic. This product summary combines the LM211DG electrical envelope, package information, sourcing context, pin-compatible alternatives, and practical interface guidance. It supports faster component selection by separating core operating characteristics from application-specific design considerations.

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LM211DR - 115ns Differential Comparator | Texas Instruments
LM211DR

LM211DR - 115ns Differential Comparator | Texas Instruments

Texas Instruments LM211DR is a single high-speed differential comparator with a 115 ns response time, a 3.5 V to 30 V supply-voltage range, and an 8-pin SOIC package. Its open-collector or open-emitter output is compatible with common TTL and MOS logic levels, while its differential inputs support threshold and window comparisons. A voltage comparator is an analog signal-processing IC that compares two input voltages and changes its output state when the difference crosses a defined threshold. In the electronic-component hierarchy, an LM211 comparator belongs to the comparator category, then to analog interface ICs, and ultimately to integrated circuits. It provides a decision function between sensors, transducers, dividers, and digital control logic without converting the compared quantity into a coded data stream. The LM211 family operates from wide supply ranges, including positive 5 V logic systems and positive or negative 15 V analog supplies. Its high-speed response supports decisions that must occur quickly, while the open-collector output can interface with TTL and MOS circuits and drive loads such as lamps or relays. These characteristics make it useful when a logic system needs a fast threshold event rather than a continuous analog voltage. The differential input arrangement permits comparison of two changing voltages rather than one signal against ground alone. Input offset and common-mode limits remain important when selecting the input operating region, and the supply voltage must remain within the stated 3.5 V to 30 V range. Because the output stage is open-collector or open-emitter, an external pull-up resistor is generally required to establish a valid high output level in a wired logic interface. Typical LM211DR applications include sensor threshold detection, pulse-width and timing comparisons, industrial control interfaces, lamp or relay drive with suitable interface circuitry, and general-purpose logic conditioning. The 115 ns response time is especially useful where the comparator serves as a fast boundary detector between an analog node and a digital control system. In a practical circuit, place the comparator close to the signals being compared, route high-impedance input nodes carefully, and provide stable bypassing for the supply pins. Add the pull-up component required by the open-collector output stage and verify that relay, lamp, or other inductive loads are isolated or protected from transients. This product page combines manufacturer application guidance, package and timing details, orderable alternatives, and implementation-focused design notes. It also organizes the LM211DR for engineers who need to understand its logic compatibility, supply requirements, replacement choices, and PCB-level constraints before beginning a board design.

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LM211DT - 200 ns Voltage Comparator | STMicroelectronics
LM211DT

LM211DT - 200 ns Voltage Comparator | STMicroelectronics

STMicroelectronics LM211DT is a single general-purpose voltage comparator with a response time of 200 ns, low input current, and open-collector output. It is packaged in an 8-pin SOIC and operates from single 5 V supply to dual ±15 V supplies. The LM211 family is designed for precision threshold detection across industrial control, instrumentation, and logic-interface systems. A voltage comparator is an analog integrated circuit that compares two input voltages and changes its output state when the differential input crosses a selected threshold. In the broader semiconductor hierarchy, the LM211DT belongs to the comparator class, analog IC category, and power-management and signal-conditioning application ecosystem. Unlike an operational amplifier, the device is optimized for fast switching behavior and logic-compatible output drive rather than linear amplification. The principal features of the LM211DT include low input current, a 200 ns propagation delay, and an output compatible with TTL, DTL, RTL, MOS, and open-collector or open-emitter logic. Its open-collector output can sink logic-level current while the output transistor remains off, making pull-up placement and system-level bus design important. The wide supply-voltage range supports both traditional analog rails and modern single-supply logic systems. Internally, the comparator provides adjustable sensitivity because the output transition can be affected by the voltage difference between its non-inverting and inverting inputs. The STMicroelectronics datasheet also identifies a strobe control, allowing the designer to inhibit or enable output transitions according to system timing. Low input current is particularly useful when the comparator monitors high-impedance sensors, divider networks, or analog front ends where input bias current could shift the comparison threshold. Typical applications include industrial sensor threshold detection, overvoltage and undervoltage supervision, relay or solenoid drive, window-comparator circuits, level translation, and conditioning slow sensor signals into fast logic events. The open-collector output is useful in systems that require wired logic, pull-up-controlled buses, or a fail-safe output state when the device is unpowered. The primary design consideration is output topology. Place the required pull-up resistor from OUT to the positive logic rail, account for the maximum sink current, and use the STROBE pin according to the required timing. Check input common-mode range, supply polarity, output pull-up voltage, and propagation-delay requirements across the complete temperature range before treating a nominal 200 ns figure as sufficient for the application. This page combines the LM211DT electrical characteristics, package information, comparison options, and application guidance into an engineering-focused reference. It also highlights practical distinctions between the comparator's low-current inputs, wide supply range, strobe function, and open-collector output so that selection is based on circuit behavior rather than part number alone.

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LM211N - Wide-Supply Voltage Comparator | STMicroelectronics
LM211N

LM211N - Wide-Supply Voltage Comparator | STMicroelectronics

The STMicroelectronics LM211N is a single, general-purpose voltage comparator supplied in an 8-pin DIP package. It is designed for operation from single +5 V logic supplies through ±15 V analog supplies, with compatible output levels for common TTL and MOS logic circuits. The verified distributor record identifies the LM211N as a standard comparator with DTL, MOS, open-collector, open-emitter, RTL, and TTL compatibility. A voltage comparator is an analog integrated circuit that compares two input voltages and produces a logic-oriented output indicating which input is higher. In the broader semiconductor hierarchy, the LM211N belongs to the comparator class within analog and mixed-signal ICs. Its open-collector output architecture is useful when the next stage needs a pull-up supply or when multiple devices must share a wired bus. The verified manufacturer-related results identify the LM111, LM211, and LM311 family as single high-speed voltage comparators designed for a wide range of supply voltages. The TI family description specifically highlights operation from ±15 V operational-amplifier supplies and 5 V logic supplies, while the ST result identifies low input currents and wide supply-voltage operation. The LM211N’s general-purpose comparator function supports threshold detection, sensing, switching, and control tasks. The STMicroelectronics result describes the device as usable with standard ±15 V operational-amplifier supplies and single +5 V logic supplies. Its output is compatible with many TTL and MOS circuits, and it is capable of driving lamps or relays according to the verified TI family description. The exact STMicroelectronics LM211N electrical limits, timing values, input-offset figures, output-current limits, and temperature-grade details were not included in the supplied source snippets and are marked for data completion. Typical applications include 5 V logic interfacing, relay or lamp drive, threshold crossing detection, industrial control, instrumentation, and systems where a comparator must operate across positive or split analog supplies. Because this product is an analog-to-logic decision element rather than a power device, SOA data is not applicable. The 8-DIP package is through-hole and is suited to legacy industrial, educational, prototype, and repair assemblies. The principal design consideration is confirming the complete pinout, supply limits, input common-mode range, output pull-up arrangement, and timing limits from the manufacturer datasheet before replacing another LM211-family device. The supplied web results confirm the functional family and package category, but do not provide enough numeric detail to claim a fully qualified cross-brand drop-in replacement. Compare the DIP footprint, pin numbering, open-collector output, input arrangement, supply range, and propagation delay before substitution. This page consolidates verified distributor and manufacturer-family information, identifies the LM211N’s comparator role and package category, and records missing technical values rather than guessing them. For a production replacement, use the official LM211N datasheet and validate every device-specific limit on the intended PCB.

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LM211P - High-Speed Voltage Comparator | Texas Instruments
LM211P

LM211P - High-Speed Voltage Comparator | Texas Instruments

The Texas Instruments LM211P is a single high-speed differential voltage comparator in an 8-PDIP package, operating from single 5 V supplies through split ±15 V supplies. It provides an open-collector output compatible with TTL and MOS logic and is capable of driving lamps and relays. The verified distributor data identifies a 115 ns response time, 3 mV input offset voltage, 100 nA input bias current, 6 µA typical input current, and a 106.02 dB gain-bandwidth figure. A voltage comparator is an analog integrated circuit that compares two input voltages and changes its output state when one input crosses the other. The LM211P belongs to the comparator hierarchy within analog and mixed-signal semiconductors, where it bridges precision analog sensing and digital logic control. Its differential inputs support sensing of a sensor signal relative to a reference, while its open-collector output provides a flexible interface to pull-up-based digital systems. The principal benefits are low input offset voltage, low input bias current, fast response, broad supply compatibility, and logic-level output compatibility. Its open-collector output can sink current from an external pull-up while remaining in an electrically inactive high-impedance state when turned off. This architecture is useful when the output must control a relay, lamp, indicator, or interface with a higher-voltage pull-up supply. The 8-PDIP through-hole package also simplifies prototyping, inspection, and repair in laboratory and industrial control systems. The LM211, LM111, and LM311 form a related high-speed comparator family. The LM211P is suitable for dual-supply operation around ±15 V and single-supply operation beginning at 5 V. Its inputs can be isolated from system ground, while the output can be referenced through its pull-up arrangement to ground, VCC, or another suitable rail. This flexibility is important when the sensed signal and logic interface use different voltage domains. Typical applications include overvoltage and undervoltage detection, sensor threshold conditioning, industrial control interfaces, relay activation, lamp indication, and conversion of analog events into logic-compatible signals. In such systems, the non-inverting input may receive a reference voltage and the inverting input may receive a feedback or sensor voltage, or the inputs may be reversed depending on the required switching polarity. The external pull-up resistor should be selected for the desired logic family and output current. A key design consideration is the strobe and output arrangement. The strobe pins are used for gating or inhibit control, while the open-collector output requires an external pull-up. Designers should verify input common-mode limits, supply polarity, pull-up voltage, output sink current, and logic thresholds for the specific system rather than relying only on nominal logic compatibility. This page consolidates verified manufacturer information, distributor pricing, pin-level guidance, application context, and strictly filtered drop-in alternatives. It distinguishes verified LM211 family options from mere functional equivalents and highlights the electrical checks required before replacing an original 8-pin comparator in an existing design.

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LM211PW - Single Strobed Differential Comparator | Texas Instruments
LM211PW

LM211PW - Single Strobed Differential Comparator | Texas Instruments

The Texas Instruments LM211PW is a single strobed differential comparator with open-collector and open-emitter outputs, operating from wide supply voltages that include ±15 V and 5 V systems. It is packaged in an 8-pin TSSOP (PW) package. A differential comparator is an analog integrated circuit that compares two input voltages and produces a logic-oriented output indicating which input is higher. The LM211 belongs to the comparator and analog IC hierarchy, where it bridges an analog sensing function and downstream TTL, MOS, lamp, or relay control. Its strobe input allows the output state to be controlled for system timing, testing, or synchronization. The verified product information identifies the LM211PW as a single high-speed voltage comparator with strobe capability, open-collector and open-emitter outputs, and compatibility with most TTL and MOS circuits. Texas Instruments describes the LM111, LM211, and LM311 family as capable of driving lamps or relays and operating across a broad power-supply range. The PW package is identified as an 8-pin TSSOP. The open-collector and open-emitter outputs make output-state control and external pull-up or pull-down implementation important. The comparator is suitable for threshold detection, level translation, relay or lamp interfaces, industrial control logic, and mixed-signal systems where a decision is based on the relationship between two voltages. Its logic compatibility allows the output to interface with digital systems when appropriate external components are used. Typical applications include sensing a control voltage against a reference, detecting an overvoltage or undervoltage condition, generating a system enable signal, and switching a relay or lamp from a low-voltage control circuit. The LM211PW should be selected when a differential comparison function, wide supply-voltage support, strobe control, and an 8-pin TSSOP are required. Exact electrical ratings, pin behavior, output ratings, and recommended operating limits should be confirmed from the manufacturer datasheet before design release. The LM211PW datasheet is the authoritative source for pin assignments, voltage ranges, input common-mode behavior, output sink and source capabilities, timing characteristics, and application guidance. Verify the absolute maximum ratings, supply sequencing, input protection, output pull-up requirements, and external drive-current limits for the intended load. Do not assume that an open-collector output can source current without an appropriate pull-up or active external network. This product data combines the verified Texas Instruments product identity, distributor catalog information, package details, comparator function, and application-relevant guidance. It is intended to support component search, engineering selection, and design review while avoiding unverified electrical values that are not present in the supplied source material.

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LM211QD - 115ns Differential Comparator | Texas Instruments
LM211QD

LM211QD - 115ns Differential Comparator | Texas Instruments

The Texas Instruments LM211QD is a single differential comparator with strobe capability, a 115 ns response time, and a supply-voltage range of 3.5 V to 30 V in an 8-pin SOIC package. It provides open-collector and open-emitter outputs suitable for TTL and MOS logic systems, lamp and relay drive, and analog signal-conditioning circuits. A differential comparator is an analog integrated circuit that compares two input voltages and changes its output state when the differential input crosses a threshold. The LM211 belongs to the broader comparator hierarchy within analog and interface ICs, where it bridges the voltage-domain gap between analog sensors or signal chains and digital control logic. Its single-channel architecture provides a clear threshold decision while its wide supply range supports both 5 V logic and dual ±15 V analog systems. Key specifications include a maximum response time of 115 ns, maximum input bias current of 300 nA, and maximum input offset current of 70 nA. The device supports operation across -40°C to +125°C, making it suitable for industrial temperature ranges. Its open-collector and open-emitter output architecture supports wired logic and allows pull-up or pull-down networks to establish the desired output level. The LM211 architecture includes differential inputs and strobe control for coordinating comparator decisions in larger systems. The open-collector output can sink logic-level current, while the open-emitter structure provides complementary open-ended drive. Because open outputs do not establish a passive high level by themselves, external pull-up resistors are normally required when interfacing the collector output to TTL or MOS logic. Typical applications include pulse-width and timing circuits, zero-cross detection, sensor thresholding, overvoltage and undervoltage indication, industrial control interfaces, and relay or lamp activation. Its 115 ns response time supports decisions where propagation delay matters, while the 3.5 V to 30 V supply range permits use in both low-voltage logic systems and higher-voltage analog equipment. When designing a circuit around the LM211QD, begin with the output pull-up network and confirm that its resistor value satisfies the required sink current, rise time, and power dissipation. Keep comparator inputs away from switching nodes and high-current return paths, and use the strobe pin only according to the manufacturer timing and logic guidance. This page combines the LM211QD specifications, pin-compatible replacement information, application guidance, and selection criteria to support faster design decisions than a basic distributor listing. Use the Request a Quote form on this page for current commercial availability, price, and lead-time requirements.

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LM218D - 15MHz, 50V/us Operational Amplifier | TI
LM218D

LM218D - 15MHz, 50V/us Operational Amplifier | TI

The Texas Instruments LM218D is a high-performance bipolar operational amplifier with 15 MHz typical small-signal bandwidth, 50 V/us minimum slew rate, and an 8-pin SOIC package. It is designed for precision, fast signal conditioning where wide bandwidth and high slew rate are required without abandoning direct DC performance. An operational amplifier is a high-gain, differential-input active device used in amplifier, comparator, filtering, summing, and feedback-control circuits. The LM218 belongs to the bipolar operational-amplifier hierarchy and combines a wide common-mode capability with internal frequency compensation. Its speed supports accurate reproduction of rapidly changing signals rather than only low-frequency voltage regulation or buffering. The verified LM218 data identifies bipolar technology, nominal voltage gain of 25,000, maximum supply voltage limit of 20 V, and a supply-voltage range extending to ±20 V. The LM218D is supplied in an 8-terminal gull-wing SOP package, with an 8-SOIC outline reported by Rochester Electronics. These characteristics suit instrumentation, waveform processing, and feedback systems requiring substantially more bandwidth than general-purpose single-supply amplifiers. Because the device is bipolar, input bias current and noise characteristics must be considered when the source impedance is high. The input network should also be checked against the common-mode input range at the actual supply voltages. Internal frequency compensation removes the need for an external compensation network in ordinary closed-loop use, although loop gain and stability still depend on the surrounding feedback network and load. Typical uses include low- and intermediate-frequency instrumentation, pulse and waveform conditioning, active filtering, servo control, and analog signal processing. The 15 MHz bandwidth and 50 V/us minimum slew rate are the principal selection criteria when signal edges must remain accurate. Applications requiring rail-to-rail input or output operation, single-supply operation near zero volts, or very low offset and bias current should use a different amplifier family. For a new PCB, preserve the verified eight-pin SOIC footprint and verify the complete manufacturer pinout before layout. Existing designs should check supply polarity, input common-mode range, output swing, decoupling, and stability across the intended load. This page combines the supplied distributor data, available cross-reference information, and engineering guidance without treating unverified performance values as facts.

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LM219D - High-Speed Dual Comparator, 5V-36V | STMicroelectronics
LM219D

LM219D - High-Speed Dual Comparator, 5V-36V | STMicroelectronics

The STMicroelectronics LM219D is a precision high-speed dual voltage comparator in a 14-pin SOIC package, designed to operate over a wide range of supply voltages down to a single 5V logic supply and ground. The device delivers two independent comparators with low input bias current, high gain, and TTL-compatible open-collector / open-emitter outputs suitable for both single- and dual-supply operation from +5V to +/-15V. A voltage comparator is an analog building block that compares two input voltages and produces a digital output indicating which input is larger. The LM219 belongs to the comparator family within the broader amplifier and signal-conditioning category, sitting hierarchically between operational amplifiers (which drive linear output stages) and pure logic gates (which accept only digital inputs). The dual-channel configuration means two independent comparators share one package, optimizing board area and cost for parallel signal-monitoring tasks. Key specifications of the LM219D include response time in the hundreds of nanoseconds, input offset voltage in the millivolt range, and a wide common-mode input voltage range that extends to the negative supply rail. The open-collector / open-emitter output stage allows flexible interface to TTL, CMOS, and higher-voltage loads via an external pull-up resistor, enabling level shifting between the comparator supply domain and downstream logic. The architecture uses a precision input stage followed by a high-gain differential amplifier and an output stage designed for fast saturation recovery. According to the manufacturer datasheet, the device maintains its specified offset voltage, offset current, and bias current behavior over the entire supply range from a single +5V up to +/-15V, simplifying designs that must operate from multiple rails. The TTL-compatible strobe and latch inputs on the LM219 (versus the LM339/LM2901 family) add functionality for high-speed sampling applications. Typical applications include window comparators, zero-crossing detectors, line receivers, pulse-width modulators, A/D converters, and high-speed analog-to-digital front ends. The wide supply range makes the LM219D well-suited to industrial control, automotive, and instrumentation systems where both 5V logic and 15V analog rails coexist. When designing with the LM219D, ensure the output pull-up resistor is sized correctly for the target load and switching speed, and add hysteresis via positive feedback if input noise near the threshold could cause chatter. The SO-14 package offers standard 14-pin SOIC footprints that are pin-compatible with the LM319 family in the same package. This page synthesizes distributor pricing, drop-in alternatives in the same SOIC-14 footprint, and practical design notes not found in the manufacturer datasheet alone.

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LM219DT - High-Speed Dual Comparator | STMicroelectronics
LM219DT

LM219DT - High-Speed Dual Comparator | STMicroelectronics

STMicroelectronics LM219DT is a high-speed dual voltage comparator designed for precision signal comparison over wide supply-voltage ranges. The device contains two independent comparators in a 14-pin SO surface-mount package, supports operation from a single 5 V logic supply to approximately ±15 V, and provides open-collector, open-emitter, TTL-compatible outputs. Its nominal propagation delay is approximately 80 ns, making it suitable for systems requiring faster decision-making than general-purpose comparator families. A comparator is an analog integrated circuit that compares two input voltages and changes its output state when the difference crosses a defined threshold. The LM219DT belongs to the broader comparator and linear-comparator hierarchy within integrated circuits. Its dual architecture allows one package to perform two independent comparisons, while the wide operating-voltage range supports both low-voltage logic systems and bipolar industrial circuits. The principal features of the LM219DT include low input current, high gain, TTL-compatible outputs, and operation down to a single 5 V supply. These characteristics are useful when a sensing node has high source impedance, because the comparator must avoid loading the measured signal. The open-collector and open-emitter output structure also provides flexibility for level translation and wired-interface applications, although pull-up circuitry and output-state timing require careful review. The device is intended for applications in industrial control, power management, signal conditioning, threshold detection, and digital-interface conversion. Its approximately 80 ns response can support pulse-width measurement, timing supervision, fast overvoltage detection, and switching-control loops. Unlike an analog amplifier, the LM219DT is intended primarily to make a fast binary decision rather than provide a continuously scaled analog output. Designers should account for input common-mode range, output pull-up requirements, propagation-delay variation, and output sink-current capability before assigning the device. Because the outputs are open collector and open emitter, external pull-up or pull-down networks are normally required for conventional positive or negative logic levels. The manufacturer datasheet pin description and electrical characteristic tables should be used to verify each signal path and operating condition. This product overview combines the manufacturer datasheet information with practical engineering guidance for comparing LM219DT implementations, planning logic-interface circuitry, and selecting a replacement when package, pinout, supply range, output architecture, and timing requirements all matter.

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LM219J - High-Speed Dual Comparator | Texas Instruments
LM219J

LM219J - High-Speed Dual Comparator | Texas Instruments

The Texas Instruments LM219J is a general-purpose, high-speed dual comparator with two independent comparison channels, a 5 V to 30 V supply range, and a 14-CDIP package. It is designed for applications requiring rapid logic-level decisions and compatibility with DTL, open-collector, open-emitter, RTL, and TTL interfaces. The device is supplied in a 0.300-inch, 7.62 mm ceramic dual-inline package. A comparator is an analog-to-digital decision component that compares two input voltages and produces a logic-oriented output indicating which input is higher. In the broader electronics hierarchy, the LM219J belongs to the comparator and linear IC families, alongside logic-compatible interface and signal-conditioning devices. Its two channels can be used independently for threshold detection, zero-crossing detection, pulse shaping, or basic control loops. The verified LM219J information identifies a dual general-purpose comparator, a 5 V to 30 V supply range, and DTL, open-collector, open-emitter, RTL, and TTL output compatibility. These characteristics make it useful in legacy industrial logic, control, test, and instrumentation systems where existing designs depend on high-voltage-compatible inputs and established logic interfaces. The dual-channel configuration also reduces the component count when two comparison functions are required. The LM219J family is described as a precision high-speed dual comparator fabricated on a single monolithic chip. The verified data does not provide a full electrical parameter table, propagation-delay value, input-offset specification, input-current limit, or output-current rating, so those values are not inferred here. Applications should be checked against the manufacturer datasheet before relying on timing, noise, input common-mode range, or output-drive limits. Typical uses include industrial control logic, digital threshold detection, pulse and signal monitoring, legacy computer interfaces, process-control instrumentation, and embedded systems using open-collector or TTL-compatible signaling. The 14-CDIP package favors through-hole legacy boards and repair or modernization projects rather than compact surface-mount assemblies. When upgrading a PCB, confirm pin numbering, supply polarity, input polarity, output pull-up requirements, and timing margins before substitution. For robust implementation, place the device close to the circuitry whose signals are being compared, maintain the required supply voltage, and observe the output-load requirements of the selected interface. Open-collector outputs generally need an external pull-up network, while TTL-compatible systems may use active drive. PCB layout should minimize long comparator input traces and provide adequate bypassing around the supply pins. This page combines verified distributor and cross-reference information with practical engineering guidance. It explicitly separates available facts from missing parameters so that procurement, replacement, and high-speed circuit decisions can be checked against the authoritative Texas Instruments documentation before design release.

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LM219N - High-Speed Dual Comparator | STMicroelectronics
LM219N

LM219N - High-Speed Dual Comparator | STMicroelectronics

The STMicroelectronics LM219N is a high-speed dual voltage comparator supplied in a 14-pin PDIP package. The device operates from a single +5 V supply through ±15 V dual supplies, uses open-collector or open-emitter outputs, and provides separate comparator channels for precision threshold detection and fast switching. The verified product listing identifies it as a standard general-purpose comparator compatible with TTL logic. A voltage comparator is an analog integrated circuit that compares two input voltages and produces a digital logic state indicating which input is higher. In the broader semiconductor hierarchy, a comparator belongs to the linear and mixed-signal IC family and supports systems built around logic ICs, power management, signal conditioning, and control electronics. The LM219N’s dual-channel architecture lets one package perform two threshold decisions or operate as a window comparator. Key verified features include low input currents, high gain, wide supply-voltage operation, and high-speed switching. The manufacturer's product page describes the LM219 family as precision high-speed dual comparators designed to operate from a single 5 V logic supply and ground. The distributor listing identifies the LM219N as having open-collector/open-emitter outputs and a 14-DIP package. Its comparator outputs can interface with TTL-compatible downstream logic when operated within the datasheet limits. The LM219N is suited to pulse-width shaping, level detection, zero-crossing detection, industrial control, test equipment, and signal conditioning. The two independent channels provide flexibility for comparing a sensor signal against a reference or detecting upper and lower thresholds. Because it is a through-hole PDIP device, it is particularly useful for prototype boards, educational systems, legacy industrial equipment, and repair applications that require a standard 14-pin socket or plated-through-hole footprint. Designers should verify supply polarity, input common-mode limits, output pull-up requirements, input overvoltage protection, and timing behavior against the manufacturer datasheet before applying the comparator. Open-collector outputs require an appropriate pull-up arrangement when a valid high-level output is needed. Input filtering and layout should minimize noise pickup around high-impedance comparison nodes, while bypassing supply pins close to the device helps preserve switching performance. This page synthesizes verified manufacturer and distributor information, package details, application guidance, replacement qualification limits, and design notes. Because the supplied data does not provide complete numeric timing, temperature, output-current, or price tables, those fields are explicitly marked as data needed rather than estimated.

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LM2202M - 230 MHz Video Amplifier | Texas Instruments
LM2202M

LM2202M - 230 MHz Video Amplifier | Texas Instruments

The Texas Instruments LM2202M is a 230 MHz video amplifier system designed for high-resolution monochrome and RGB color monitor applications, packaged in a 20-pin SOIC. It integrates one standard general-purpose video amplifier with a gated differential-input black-level clamp comparator, a DC-controlled attenuator for contrast control, and a DC-controlled sub-contrast function. A video amplifier system is a specialized analog signal-processing IC used to condition composite or component video signals for display equipment. Within the broader product hierarchy, it belongs to video amplifiers, then amplifier ICs, then analog and mixed-signal semiconductors. The LM2202M combines wideband video amplification with display-oriented control functions, reducing the number of separate external signal-conditioning blocks needed in a monitor design. The primary headline specifications are a 230 MHz bandwidth rating, one video channel, and a 20-SOIC package with a stated body width of 7.50 mm. The SOIC package is a surface-mount plastic package compatible with conventional PCB assembly. Its long gull-wing leads provide inspection and rework access, while the 20-pin format gives the device separate connections for video processing, control, bypass, and supply functions. The integrated black-level clamp comparator provides a way to establish and control the video black level in a display signal chain. Its differential input architecture is intended to reject unwanted common-mode variation at the clamp input. The DC-controlled attenuator supports contrast adjustment, while the sub-contrast control permits a lower-level adjustment of the attenuation range. Together, these functions support display designs in which picture brightness and contrast require external operator adjustment. Typical applications include high-resolution monochrome CRT monitor front ends, RGB color monitor video channels, video projection equipment, and other display systems operating with wideband video signals. In these systems, the amplifier can process the incoming video waveform while the clamp and attenuation functions establish usable brightness and contrast behavior. Designers should preserve the recommended signal path topology because feedback, bypassing, and control-voltage routing materially affect bandwidth and stability. Use the pin-description and application-circuit sections in the National Semiconductor manufacturer datasheet when assigning traces and selecting bypass capacitors. The 230 MHz rating identifies the device as a high-frequency video part rather than a general-purpose op amp. Board layout should therefore minimize trace length around the video input and output, maintain a continuous ground return, and keep the clamp and contrast-control networks away from high-current switching paths. This page organizes the verified LM2202M package information, functional description, current sourcing path, and design guidance into a compact engineering reference. It also distinguishes exact drop-in replacements from suffix or packaging variants so that PCB reuse decisions are based on package, pinout, and function rather than part-number similarity alone.

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LM2202N - 230 MHz Video Amplifier System | Texas Instruments
LM2202N

LM2202N - 230 MHz Video Amplifier System | Texas Instruments

The Texas Instruments LM2202N is a 230 MHz video amplifier system intended for high-resolution monochrome and RGB color monitor applications, supplied in a 20-pin through-hole DIP package. It combines the video amplification functions needed in display signal paths within one integrated circuit and is identified by National Semiconductor as a general-purpose video amplifier system. A video amplifier system is an integrated circuit that conditions analog video signals so they can be reproduced reliably by a display or monitor. Its position in the signal chain is between the source of a composite or RGB video waveform and the display driver circuitry. The broad product category can be described as video amplifier, then analog video processing IC, then signal-conditioning integrated circuit, and finally semiconductor. The LM2202N is identified as a 230 MHz video amplifier system in a 20-PDIP package. Its key documented characteristics include video-amplifier functionality, a bandwidth designation of 230 MHz, general-purpose classification, through-hole construction, and a commercial-extended temperature grade. These attributes place it in applications requiring high-speed analog video amplification rather than low-frequency audio amplification or general-purpose logic. The LM2202N was developed for high-resolution monochrome and RGB color monitor systems. This application focus distinguishes it from general-purpose op-amp-based video circuits: the device is organized as a complete video amplifier system rather than as a general comparator or precision analog amplifier. At 230 MHz, it is suited to signal paths where wide video bandwidth is an important consideration. Typical uses include RGB monitor input stages, monochrome display channels, video test equipment, and legacy display electronics in which an analog video signal must be amplified before reaching the next processing stage. Component selection should account for the 20-pin DIP footprint, required bypass and termination components, and the signal amplitude expected at the amplifier input and output. Use the manufacturer pin-description table when assigning PCB connections, and follow the application circuit in the manufacturer datasheet for component values and signal termination. Because the part is a through-hole 20-pin DIP, board layout should preserve the package outline, pin numbering, and adequate clearance around adjacent traces. Confirm operating temperature and supply requirements against the datasheet before production use. This page organizes the LM2202N identity, package information, intended applications, sourcing guidance, and design cautions into one engineering reference. It also separates established device facts from parameters that require confirmation from the controlling manufacturer documentation, helping designers evaluate the IC without confusing it with unrelated video processors, monitors, or display-driver components.

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LM224AD - Quad 30V 1.2MHz Op Amp | Texas Instruments
LM224AD

LM224AD - Quad 30V 1.2MHz Op Amp | Texas Instruments

The Texas Instruments LM224AD is a standard general-purpose quad operational amplifier with four high-gain, frequency-compensated amplifiers in a 14-pin SOIC package. Its principal ratings include 1.2 MHz gain-bandwidth product, 0.5 V/µs slew rate, 3 mV offset voltage, operation from ±1.5 V to ±16 V, and a 30 V maximum supply rating. The LM224A family is specified for -25°C to 85°C operation. An operational amplifier, or op amp, is a high-gain differential amplifier whose feedback network determines its behavior. The LM224AD belongs to the general-purpose operational-amplifier family within analog ICs and amplifiers. Four independent amplifiers in one package provide a practical way to implement signal conditioning, buffering, voltage comparison, summing, or instrumentation functions when the required bandwidth and precision remain within the device's published ratings. Key characteristics include four amplifier circuits in one package, a 1.2 MHz gain-bandwidth product, and a 0.5 V/µs slew rate. These figures make the device suitable for low-to-moderate-frequency analog signals rather than high-speed video or precision signal-chain applications. The 3 mV offset-voltage listing is particularly relevant when evaluating DC accuracy, while the wide ±1.5 V to ±16 V supply range supports both single-supply and split-supply arrangements. The LM224A device family uses high-gain, internally frequency-compensated amplifiers. Compensation avoids the need for an external dominant-pole capacitor in typical closed-loop uses, simplifying analog circuit design. Because all four channels share one package, designers can also reduce board area when four similar amplifier functions are required. Single and split supplies are relevant because the same amplifier can support grounded or bipolar signal systems, subject to the published common-mode and output-swing limits. Typical uses include four-channel sensor conditioning, low-frequency active filters, industrial control interfaces, general-purpose signal buffers, comparators with positive feedback, and analog summing networks. In each case, designers should verify noise, input bias current, common-mode range, output swing, stability, and load-driving capability against the manufacturer datasheet because those values are not present in the supplied source data. The primary design consideration is ensuring that signal bandwidth and amplitude remain compatible with the 1.2 MHz bandwidth and 0.5 V/µs slew rate. Place decoupling capacitors close to the supply pins, maintain a quiet ground reference, and route sensitive input signals away from high-current switching nodes. The complete 14-pin pin assignment and published limits should be checked in the manufacturer datasheet before layout release. This page combines the verified LM224A and LM224AD listings with distributor package information, same-package replacement candidates, and practical design guidance. It distinguishes documented ratings from parameters that still require direct confirmation from the official LM224 datasheet, avoiding unsupported assumptions about electrical performance, compliance, or stock status.

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LM224ADR - Quad 30V 1.2MHz Op Amp | Texas Instruments (Tape & Reel)
LM224ADR

LM224ADR - Quad 30V 1.2MHz Op Amp | Texas Instruments (Tape & Reel)

The Texas Instruments LM224ADR is a standard general-purpose quad operational amplifier with four high-gain, frequency-compensated amplifiers in a 14-pin SOIC package. Its principal ratings include 1.2 MHz gain-bandwidth product, 0.5 V/µs slew rate, 3 mV offset voltage, operation from ±1.5 V to ±16 V, and a 30 V maximum supply rating. The LM224A family is specified for -25°C to 85°C operation. An operational amplifier, or op amp, is a high-gain differential amplifier whose feedback network determines its behavior. The LM224ADR belongs to the general-purpose operational-amplifier family within analog ICs and amplifiers. Four independent amplifiers in one package provide a practical way to implement signal conditioning, buffering, voltage comparison, summing, or instrumentation functions when the required bandwidth and precision remain within the device's published ratings. Key characteristics include four amplifier circuits in one package, a 1.2 MHz gain-bandwidth product, and a 0.5 V/µs slew rate. These figures make the device suitable for low-to-moderate-frequency analog signals rather than high-speed video or precision signal-chain applications. The 3 mV offset-voltage listing is particularly relevant when evaluating DC accuracy, while the wide ±1.5 V to ±16 V supply range supports both single-supply and split-supply arrangements. The LM224A device family uses high-gain, internally frequency-compensated amplifiers. Compensation avoids the need for an external dominant-pole capacitor in typical closed-loop uses, simplifying analog circuit design. Because all four channels share one package, designers can also reduce board area when four similar amplifier functions are required. Single and split supplies are relevant because the same amplifier can support grounded or bipolar signal systems, subject to the published common-mode and output-swing limits. Typical uses include four-channel sensor conditioning, low-frequency active filters, industrial control interfaces, general-purpose signal buffers, comparators with positive feedback, and analog summing networks. In each case, designers should verify noise, input bias current, common-mode range, output swing, stability, and load-driving capability against the manufacturer datasheet because those values are not present in the supplied source data. The primary design consideration is ensuring that signal bandwidth and amplitude remain compatible with the 1.2 MHz bandwidth and 0.5 V/µs slew rate. Place decoupling capacitors close to the supply pins, maintain a quiet ground reference, and route sensitive input signals away from high-current switching nodes. The complete 14-pin pin assignment and published limits should be checked in the manufacturer datasheet before layout release. This page combines the verified LM224A and LM224ADR listings with distributor package information, same-package replacement candidates, and practical design guidance. It distinguishes documented ratings from parameters that still require direct confirmation from the official LM224 datasheet, avoiding unsupported assumptions about electrical performance, compliance, or stock status.

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LM224AN - 30V Quad Op Amp, 1.2MHz | Texas Instruments
LM224AN

LM224AN - 30V Quad Op Amp, 1.2MHz | Texas Instruments

The Texas Instruments LM224AN is a four-channel, internally compensated operational amplifier with a 30 V maximum supply rating, 1.2 MHz unity-gain bandwidth, and 3 mV input offset voltage, housed in a 14-pin PDIP package. It is designed for general-purpose analog signal conditioning from single- or dual-supply circuits. The four independent amplifiers share common supply and ground pins but otherwise provide separate input and output connections. An operational amplifier is a high-gain, analog differential-input amplifier intended for feedback-based signal conditioning. The LM224 belongs to the operational-amplifier hierarchy within analog and linear integrated circuits. Internally compensated amplifiers simplify closed-loop design because no external compensation network is required for ordinary unity-gain or inverting-amplifier configurations. Single-supply operation permits the output to approach ground, while split-supply operation supports bipolar signal processing around a zero-volt reference. The LM224AN provides four amplifiers in one 14-pin PDIP package, helping reduce board area compared with four individual single amplifiers. Its specified unity-gain bandwidth of 1.2 MHz supports moderate-frequency signal conditioning, while internally distributed compensation permits operation without an external frequency-compensation capacitor. The 3 mV offset specification characterizes the input mismatch that can appear as a DC error in high-gain feedback configurations. A 30 V maximum supply rating accommodates higher-voltage industrial and legacy analog systems when operating constraints and dissipation are properly evaluated. The device is suitable for audio tone control, analog signal conditioning, sensor interfaces, control loops, and general instrumentation. Four independent channels allow an instrumentation amplifier, instrumentation signal-conditioning stage, multi-axis sensor interface, or four-channel measurement circuit to use one package. The PDIP package also facilitates prototyping, inspection, and replacement during maintenance because its leads are accessible and compatible with conventional through-hole assembly methods. When designing with the LM224AN, confirm the actual operating supply voltage, load current, input common-mode range, output swing, and thermal dissipation under worst-case conditions. Input and output stability depend on load capacitance and source resistance, so breadboard and long-lead prototypes should be checked with an oscilloscope before production. Decoupling capacitors should be placed close to the supply and ground pins to limit supply ripple and prevent unintended feedback through board parasitics. This page consolidates verified manufacturer and distributor information, same-package drop-in alternatives, specification comparisons, and practical design guidance. It distinguishes documented LM224AN facts from parameters that still require confirmation from the manufacturer datasheet, helping engineers evaluate replacements without treating every electrically similar amplifier as a guaranteed drop-in substitute.

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LM224D - Quad General-Purpose Op Amp | Texas Instruments
LM224D

LM224D - Quad General-Purpose Op Amp | Texas Instruments

The Texas Instruments LM224D is a standard general-purpose, four-circuit operational amplifier in a 14-SOIC package. The verified distributor result identifies it as a 4-circuit amplifier, while the manufacturer describes the LM224 as a high-performance operational amplifier designed for wide-temperature-range operation. The LM224D combines four independent amplifiers in one package, making it suitable for signal conditioning, instrumentation, sensor interfaces, and industrial control systems. An operational amplifier is an analog signal-processing component that uses high open-loop gain and negative feedback to amplify or process small voltage signals. A quad operational-amplifier package such as the LM224D provides four amplifier sections in one integrated circuit, reducing component count and simplifying PCB layout. Each section can be configured independently as an amplifier, buffer, comparator, or active filter, subject to the device's operating and common-mode limits. The LM224 family is intended for general-purpose analog designs rather than precision or high-speed signal paths. The verified sources specifically identify wide-temperature-range operation and broad supply-voltage capability, making the device relevant to industrial, instrumentation, and test-equipment applications. The 14-SOIC package is a standard surface-mount package with widely used lead spacing, but the exact pin names and electrical limits must be taken from the manufacturer datasheet before final PCB release. The LM224D is useful in low-frequency control loops, sensor conditioning, transducer interfaces, current-voltage conversion, and general instrumentation. Because the available verified data does not state the complete output-current capability, input-bias current, gain-bandwidth product, common-mode range, or exact temperature limits, those values are intentionally not inferred here. The design should account for the amplifier's supply voltage, output swing, input offset, noise, and stability requirements. For PCB implementation, place the device close to the signals it processes and provide adequate bypassing on the supply pins. Decoupling capacitors should be placed at the power-entry points, with short return paths and careful treatment of analog ground versus power ground. Avoid using the LM224D for high-frequency signal chains unless the complete datasheet confirms the required bandwidth and settling behavior. This page combines the verified manufacturer and distributor identity, package information, application context, and engineering guidance. It intentionally separates confirmed data from parameters requiring datasheet confirmation, helping engineers identify the LM224D quickly while avoiding unsupported assumptions.

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LM224DG - 4-Channel 1 MHz Op Amp | onsemi | Industrial Control
LM224DG

LM224DG - 4-Channel 1 MHz Op Amp | onsemi | Industrial Control

The onsemi LM224DG is a four-channel general-purpose operational amplifier with true differential inputs, a 1 MHz gain-bandwidth product, and a 14-pin SOIC package. It operates from 3 V to 32 V and supports single-supply or split-supply operation, making it suitable for industrial control, instrumentation, sensor interfaces, and test equipment. The device combines four amplifiers in one package to reduce board area and simplify multi-channel designs. An operational amplifier is a high-gain differential-input amplifier commonly used to buffer sensors, amplify small signals, implement active filters, and drive higher-impedance loads. The LM224 belongs to the operational-amplifier hierarchy, which includes voltage-feedback amplifiers and is used within analog signal-chain and power-management systems. Its four channels can be used independently when the required circuit functions do not interfere. Key verified features include four amplifier circuits, a 1 MHz gain-bandwidth product, a 3 V to 32 V operating supply range, true differential inputs, and a minimum common-mode rejection ratio of 70 dB. The listed input-offset voltage is 5 mV. These characteristics make the LM224DG appropriate for general-purpose signal conditioning where a wide supply range and multiple analog channels are more important than precision or low-noise performance. The LM224 series is designed for low-cost, general-purpose applications and supports operation from a single power supply or split supplies. This flexibility allows engineers to interface signals around ground or operate from an industrial supply without requiring negative rails. Its internal frequency compensation simplifies closed-loop amplifier design, although stable operation still depends on suitable feedback networks and load conditions described by the manufacturer. Typical applications include sensor-signal conditioning, current-loop measurement, industrial process-control modules, data-acquisition systems, and general test equipment. The 14-pin SOIC package is also convenient for through-hole assembly and conventional hand-soldering. Because the LM224 is a general-purpose amplifier, precision instrumentation may require careful offset, bias-current, noise, and common-mode analysis before finalizing the signal chain. When designing around the LM224DG, verify input and output voltage limits for the selected dual or single supply, check that connected loads remain within the amplifier's drive capability, and reserve suitable bypass capacitance close to the supply pins. Stable feedback and compensation arrangements should be copied from the manufacturer datasheet rather than copied blindly from unrelated op-amp circuits. This page combines the verified distributor and manufacturer-linked information for LM224DG with same-package drop-in alternatives, comparison parameters, and practical selection guidance. It highlights where the LM224's wide supply range and four-channel integration are useful, while making uncertainty in unavailable electrical details explicit.

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LM224DR - Quad General-Purpose Op Amp | Texas Instruments (Tape & Reel)
LM224DR

LM224DR - Quad General-Purpose Op Amp | Texas Instruments (Tape & Reel)

The Texas Instruments LM224DR is a standard general-purpose, four-circuit operational amplifier in a 14-SOIC package. The verified distributor result identifies it as a 4-circuit amplifier, while the manufacturer describes the LM224 as a high-performance operational amplifier designed for wide-temperature-range operation. The LM224DR combines four independent amplifiers in one package, making it suitable for signal conditioning, instrumentation, sensor interfaces, and industrial control systems. An operational amplifier is an analog signal-processing component that uses high open-loop gain and negative feedback to amplify or process small voltage signals. A quad operational-amplifier package such as the LM224DR provides four amplifier sections in one integrated circuit, reducing component count and simplifying PCB layout. Each section can be configured independently as an amplifier, buffer, comparator, or active filter, subject to the device's operating and common-mode limits. The LM224 family is intended for general-purpose analog designs rather than precision or high-speed signal paths. The verified sources specifically identify wide-temperature-range operation and broad supply-voltage capability, making the device relevant to industrial, instrumentation, and test-equipment applications. The 14-SOIC package is a standard surface-mount package with widely used lead spacing, but the exact pin names and electrical limits must be taken from the manufacturer datasheet before final PCB release. The LM224DR is useful in low-frequency control loops, sensor conditioning, transducer interfaces, current-voltage conversion, and general instrumentation. Because the available verified data does not state the complete output-current capability, input-bias current, gain-bandwidth product, common-mode range, or exact temperature limits, those values are intentionally not inferred here. The design should account for the amplifier's supply voltage, output swing, input offset, noise, and stability requirements. For PCB implementation, place the device close to the signals it processes and provide adequate bypassing on the supply pins. Decoupling capacitors should be placed at the power-entry points, with short return paths and careful treatment of analog ground versus power ground. Avoid using the LM224DR for high-frequency signal chains unless the complete datasheet confirms the required bandwidth and settling behavior. This page combines the verified manufacturer and distributor identity, package information, application context, and engineering guidance. It intentionally separates confirmed data from parameters requiring datasheet confirmation, helping engineers identify the LM224DR quickly while avoiding unsupported assumptions.

USD $0.16 有现货