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TS524IN

TS524IN - Quad Low-Noise Precision Op Amp | STMicroelectronics

The STMicroelectronics TS524IN is a monolithic quad operational amplifier designed for low-noise audio applications, with four amplifier circuits in a 14-pin DIP package. Its headline performance includes a 15 MHz gain-bandwidth product, 7 V/us slew rate, and 4.5 nV/sqrt(Hz) input-voltage-noise density. The device operates from 5 V to 30 V and supports output swings across approximately plus or minus 2.5 V to plus or minus 15 V. An operational amplifier is an analog integrated circuit that uses high-gain differential amplification to improve signals applied to its two inputs. The TS524 belongs to the broader hierarchy of operational amplifier, instrumentation amplifier, analog amplifier, and semiconductor. Its four-channel configuration reduces the number of packages required in stereo, surround-sound, mixer, and other multi-channel audio signal paths while preserving consistent performance across each amplifier. Key characteristics include very low input-offset voltage, 4.5 nV/sqrt(Hz) voltage-noise density, 80 dB gain bandwidth or signal-to-noise performance identified for the device, 250 nA input-bias current, and 0.8 uA input-bias current figure listed for the family. The 37 mA per-channel current rating reflects the operating conditions associated with the amplifier family. These characteristics make the TS524 useful where microphone signals, line-level audio, or control signals require low-noise amplification and wide bandwidth. The TS524 combines four precision operational amplifiers in one monolithic IC. Its 15 MHz gain-bandwidth product supports moderate-gain audio stages, while the 7 V/us slew rate improves large-signal response compared with slower general-purpose amplifiers. The low 4.5 nV/sqrt(Hz) input noise helps preserve quiet signal chains, and the low input-bias current reduces errors when operating with high-impedance sources. Its stated supply range accommodates both positive single-supply operation and dual-supply audio systems. Typical uses include stereo preamplifiers, audio mixer stages, active crossover networks, microphone preamplifiers, headphone-driver signal chains, and four-channel surround-sound processing. In each case, the quad arrangement can simplify routing between channels and conserve board area, although independent de-coupling and careful grounding remain necessary when multiple amplifiers share one package. PCB design should keep input and feedback paths short, connect a suitable bypass capacitor near each supply pin, and maintain a quiet return-current path. Decoupling between amplifier channels can reduce interaction through the shared supply network. Designers should also verify output swing, load capability, stability with the selected feedback network, and thermal behavior against the intended supply voltage and signal level before releasing the layout. This product record combines the TS524 family specifications with package details, application guidance, selection criteria, and practical design notes. It helps engineers distinguish the 14-pin DIP TS524IN from differently packaged family members while focusing attention on the measured electrical characteristics that matter in low-noise audio circuitry.

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TS555CD

TS555CD - 2.7MHz CMOS Timer | STMicroelectronics | SOIC-8

STMicroelectronics TS555CD is a single CMOS 555-type timer/oscillator operating from 2 V to 16 V, with a maximum frequency of 2.7 MHz and typical supply current of 100 µA at VCC = 5 V. The device is supplied in an 8-pin SOIC package and supports both astable and monostable timing. Its low power consumption and higher operating frequency distinguish it from the conventional bipolar NE555. A 555 timer is an analog timing integrated circuit that combines resistive timing, a voltage comparator, a flip-flop, and a high-current output stage. Within the broader semiconductor hierarchy, the TS555CD is a clock and timing IC, then a programmable timer and oscillator, and finally a general-purpose timing component used in industrial control, pulse generation, delay circuits, and signal processing. The TS555 family provides low typical supply current of 100 µA at 5 V, while the manufacturer product page lists 110 µA at VCC = 5 V. Its maximum astable frequency is 2.7 MHz, compared with 0.1 MHz for the conventional NE555. This frequency capability makes the TS555CD suitable for compact oscillator and pulse-generation circuits that require faster timing than the classic bipolar implementation. STMicroelectronics describes the TS555 as pin-to-pin and functionally compatible with the bipolar NE555. It can operate in astable mode as a free-running oscillator or in monostable mode as a one-shot pulse generator. The output stage supports high output current, while reduced supply-current spikes during output transitions help limit disturbance on sensitive power rails. Typical uses include industrial delay circuits, sensor activation timers, low-power oscillators, LED flashers, control pulse generators, and embedded system timing. Because the TS555CD is listed as obsolete by a distributor record, engineers should confirm lifecycle availability with authorized distributors or qualify an alternative before new production releases. Designers should not assume that every 555-family device is interchangeable at high frequency or across the complete supply range. Check pinout, output polarity, timing tolerance, maximum frequency, supply voltage, output-current capability, and package dimensions against the specific replacement. Decoupling capacitors should be placed close to the supply pins, and timing components should be positioned to minimize switching-node coupling. This page consolidates verified manufacturer and distributor specifications, lifecycle information, practical replacement guidance, and application-focused engineering notes. It provides a concise purchasing and design reference while clearly separating confirmed data from parameters that still require manufacturer confirmation.

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TS555CN

TS555CN - 2.7MHz Low-Power CMOS Timer | STMicroelectronics

The STMicroelectronics TS555CN is a low-power, single CMOS timer with a maximum astable frequency of 2.7 MHz, a typical supply current of 100 µA at 5 V, and an operating supply range up to 18 V, housed in an 8-pin DIP package. It provides the familiar 555 timer functions in astable and monostable configurations while offering pin-to-pin and functional compatibility with the bipolar NE555. A 555 timer is a programmable timing IC that combines a resistor, capacitor, and internal threshold comparator into a compact oscillator or one-shot pulse generator. The TS555CN belongs to the CMOS timer, oscillator, and clock-and-timing hierarchy: it can generate continuous periodic waveforms in astable mode or produce a timed output pulse in monostable mode. Its CMOS implementation is especially useful in low-power and higher-frequency circuits where lower supply current than a conventional bipolar NE555 is valuable. Key features include very low typical supply current, a maximum astable frequency of 2.7 MHz, wide operating voltage support to 18 V, high input impedance, and output compatibility with TTL, CMOS, and logic families. According to the STMicroelectronics manufacturer datasheet, typical supply current is 110 µA at 5 V and 90 µA at 3 V, with reduced current spikes during output transitions. These characteristics make the device practical for portable timing, pulse generation, debouncing, and periodic-control applications. Internally, the TS555CN uses CMOS circuitry to implement the comparator, flip-flop, discharge transistor, and timing-control functions of a standard 555 timer. In astable operation, two external resistors and one capacitor establish the oscillation period; in monostable operation, one resistor and one capacitor set the pulse width. The external timing elements determine practical accuracy, while the timer provides repeatable thresholding and state control. Typical uses include low-power delay circuits, oscillator clocks, LED flashers, pulse generators, debounce networks, and control timing in embedded equipment. The TS555CN can also replace a standard NE555 where the circuit permits CMOS supply current and operating-voltage differences. Before substitution, verify trigger-level, output-drive, timing-tolerance, and maximum-frequency requirements against the actual design. For PCB layout, keep the timing capacitor and resistor leads short, connect the decoupling capacitor close to VCC and GND, and avoid long traces around high-impedance threshold and control pins. Because the DIP package has exposed through-hole leads, mechanical spacing and soldering cleanliness should also be considered. This page combines manufacturer specifications, verified distributor information, replacement guidance, and practical design notes for engineering selection.

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TS555ID

TS555ID - 2.7MHz Low-Power CMOS Timer | STMicroelectronics

The STMicroelectronics TS555ID is a single CMOS 555-type timer and oscillator with a 2.7MHz maximum frequency, low typical supply current, and an 8-pin SOIC package. It operates from 2 V to 18 V and is designed for both astable and monostable timing circuits. According to the STMicroelectronics product page, typical supply current is 110 µA at VCC = 5 V, compared with 3 mA for the bipolar NE555. A CMOS timer is a clock-and-timing semiconductor that generates a time-delayed output or an adjustable oscillation when combined with passive resistors and capacitors. The TS555 belongs to the 555 timer family, which combines a comparator, flip-flop, discharge transistor, and voltage reference in one integrated circuit. This integration allows a timer or oscillator to be implemented without separate logic gates, while retaining the familiar resistance-and-capacitance timing method. The TS555ID provides a maximum astable frequency of 2.7 MHz, substantially higher than the 0.1 MHz maximum cited for the NE555 in the supplied manufacturer data. Its CMOS implementation also reduces supply-current spikes during output transitions. These characteristics make the device useful in low-power pulse generation, delay circuits, waveform generation, debounce timing, and embedded control applications where accurate timing and low quiescent consumption are important. The TS555 is pin-to-pin and functionally compatible with the bipolar NE555 according to the supplied datasheet description. Its wide 2 V to 18 V supply range supports legacy 5 V systems as well as higher-voltage industrial and embedded rails. The exact trigger and threshold timing tolerances, output-current limits, temperature range, and absolute maximum ratings are not present in the provided data and therefore require confirmation in the manufacturer datasheet before final design release. Typical uses include RC astable oscillators, retriggerable and non-retriggerable monostable multivibrators, pulse-width timing, debounce networks, and low-frequency clock generation. In an astable circuit, external resistors and a capacitor set the operating frequency; in monostable operation, the same timing principle produces a controlled output pulse after a trigger event. Designers should use the external timing-component tolerances as part of the total timing error and verify output-drive current against the selected load. Decoupling should be placed close to the supply pins, and the timing capacitor and resistors should be positioned to minimize leakage, contamination, and parasitic capacitance. PCB cleanliness is particularly important because contamination can change effective resistance and disturb oscillator frequency. This page consolidates manufacturer specifications, verified distributor listings, package details, practical design guidance, and explicitly qualified replacement information. It is intended to support engineering selection while separating verified values from parameters that still require confirmation from the full STMicroelectronics datasheet.

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TS555IN

TS555IN - 2.7 MHz Low-Power CMOS Timer | STMicroelectronics

The STMicroelectronics TS555IN is a single CMOS programmable timer and oscillator with a maximum astable frequency of 2.7 MHz, a 2 V to 16 V supply range, and an 8-pin DIP package. It is designed for low-power timing and oscillator circuits while retaining compatibility with the conventional bipolar NE555 function and pin arrangement. A programmable timer is an integrated circuit that combines timing elements, comparators, a flip-flop, and a high-current output stage into one device. The TS555IN belongs to the 555 timer family, which sits within clock and timing ICs and can operate as a monostable one-shot or an astable free-running oscillator. This integration removes the need for discrete comparator, flip-flop, and discharge-transistor networks in common delay and pulse-generation circuits. The principal advantages are low supply consumption, high operating frequency, and reduced supply-current spikes during output transitions. The cited manufacturer product page reports typical TS555 supply current of 110 uA at a 5 V supply, while a distributor specification listing reports 65 uA under its specified test conditions. The maximum astable frequency of 2.7 MHz is substantially higher than the 0.1 MHz maximum commonly associated with the bipolar NE555 in the supplied comparison data. The TS555IN supports both one-shot and free-running operation. In monostable mode, its output changes state for a controlled interval after an external trigger. In astable mode, external resistors and a capacitor establish repeated output oscillations. The 2 V to 16 V operating range permits use from low-voltage battery-powered equipment through higher-voltage industrial control circuits, subject to the component's detailed absolute maximum ratings. Typical uses include pulse generation, delayed switching, debounce and missing-pulse circuits, simple oscillators, LED flashers, industrial timing modules, and control-signal generation. Its CMOS implementation is particularly useful where standby supply current matters, while its 2.7 MHz maximum frequency supports higher-rate timing than the bipolar reference timer. Designers should preserve the standard 555 interface when making PCB substitutions and should account for the TS555's low-voltage limitations, timing tolerances, and output-drive behavior. Supply bypassing and timing-component placement should follow the manufacturer datasheet, especially in astable circuits operating near the 2.7 MHz upper frequency limit. This product page consolidates manufacturer specifications, distributor availability information, verified cross-reference results, and practical selection guidance. It also distinguishes true same-package replacements from functionally similar timer families that may require different pinouts, voltage tolerances, or application-level qualification.

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TS556CD

TS556CD - Dual CMOS Timer, 2.7MHz, 14-SOIC | STMicroelectronics

The STMicroelectronics TS556CD is a low-power dual CMOS 555-type timer and oscillator with a maximum frequency of 2.7 MHz, a 2 V to 16 V supply range, and a 14-pin SOIC package. The device combines two independent timer sections, low typical supply current, and pin-to-pin and functional compatibility with the bipolar NE556, making it suitable for precision timing, pulse generation, delay, and oscillator circuits. A 555-type timer is an analog timing integrated circuit that compares an externally controlled voltage with threshold and trigger levels. In monostable mode, it produces one timed output pulse; in astable mode, it oscillates continuously when configured with external resistors and capacitors. The TS556CD uses CMOS circuitry to reduce power consumption while retaining the familiar dual-timer architecture. Key verified features include a maximum astable frequency of 2.7 MHz, low-power operation, and supply current listed in the source data at approximately 130 µA in one distributor summary, while the manufacturer-family description specifies 220 µA typical at VCC = 5 V for TS556. The discrepancy reflects different device variants or source summaries; application designs should verify the exact datasheet value for the ordered part. The 14-SOIC package is suitable for conventional PCB assembly and through-hole-compatible external connections. The TS556CD is useful in pulse-width generation, delay circuits, waveform generation, LED flashing, industrial control timing, low-power signal generation, and embedded control systems. Its dual sections allow two timers in one package when board area is constrained. Because timing accuracy depends on resistor tolerances, capacitor stability, supply variation, and output loading, those components should be selected for the target frequency and temperature range. The principal design consideration is confirming output drive, supply voltage, timing limits, and pin-level compatibility with the surrounding circuit. The manufacturer describes the family as functionally and pin-to-pin compatible with the bipolar NE556, but load conditions and supply-specific timing behavior still require review before substitution. The TS556CD is listed as obsolete by one distributor source, so procurement should confirm lifecycle status and availability before committing to a production design. This page combines the verified TS556CD specifications, sourcing information, lifecycle observations, and application guidance to support design triage. It also highlights why a same-package timer replacement must be checked for frequency, voltage, timing, and output-load compatibility rather than selected by footprint alone.

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TS556CN

TS556CN - Dual 2.7MHz CMOS Timer | STMicroelectronics

The STMicroelectronics TS556CN is a dual low-power CMOS timer with two independent 555-compatible timing sections, a maximum astable frequency of 2.7 MHz, and a 14-DIP package. Its verified supply-voltage range is 2 V to 16 V, while one secondary result describes the family operating to 18 V; the exact maximum for this orderable device must therefore be confirmed from its datasheet before use. The TS556CN provides 180 µA typical supply current at 3 V and is designed for accurate monostable and astable operation. A CMOS timer is a programmable time-delay and oscillator integrated circuit. It belongs to the timer/oscillator category, within clock and timing ICs and broader semiconductor devices. Each timer section uses external resistors and capacitors to set delay or oscillation behavior, making this device useful where conventional 555-type timing, pulse generation, delay, and repetitive switching are required without a microcontroller. Key verified attributes include dual-timer construction, operation from 2 V to 16 V, a high maximum astable frequency of 2.7 MHz, and pin-to-pin and functional compatibility with bipolar NE556 devices. Reduced supply-current spikes during output transitions can permit lower decoupling capacitance than a conventional bipolar implementation. The stated 180 µA typical current at 3 V supports battery-conscious designs, although load and switching conditions must be checked against the datasheet. The TS556CN uses CMOS circuitry to combine low quiescent consumption with higher timer frequency than the bipolar NE556 comparison cited in the search data. That comparison reports 2.7 MHz maximum frequency for TS556 versus 0.1 MHz for NE556. However, actual operating frequency depends on timing resistors, capacitors, propagation delays, output loading, and supply voltage, so high-frequency layouts require short traces and careful grounding. Typical uses include LED and lamp flashers, pulse generators, delay stages, debounce or retriggerable timing networks, simple oscillators, industrial control timers, and low-power instrumentation. The 14-DIP through-hole package favors prototypes, educational designs, repairable assemblies, and human-built electronics where a socketed or perforated-board implementation is practical. Design with the two timer sections independently unless datasheet pin behavior explicitly permits shared connections. Place timing components close to their associated pins, bypass the supply near the device, and account for output-current limits and threshold tolerances. Because the web evidence provides conflicting voltage-range wording, use the 2 V to 16 V range for this listing and verify absolute maximum and operating limits before releasing production hardware. This page combines verified distributor and datasheet findings, package-aware replacement analysis, and practical timer-circuit guidance. It also distinguishes documented TS556CN data from specifications that were not supplied, avoiding unsupported claims about pricing, lifecycle, compliance, or exact pin assignments.

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TS556ID

TS556ID - Dual 2.7MHz CMOS Timer | STMicroelectronics

The STMicroelectronics TS556ID is a dual CMOS 555-type timer and oscillator with two independent timing sections, operation from 2 V to 16 V, a maximum astable frequency of 2.7 MHz, and typical supply current of 220 µA at 5 V. It is supplied in a 14-pin SOIC package. The TS556ID combines 555 timer compatibility with CMOS power efficiency and higher timing frequency than the traditional bipolar NE556. A 555-type timer is a programmable clock and timing semiconductor that can operate as a monostable one-shot or astable oscillator. In system hierarchy, the TS556ID belongs to clock and timing ICs, timer ICs, oscillators, and semiconductors. Each internal timer provides resistive and capacitive timing inputs, trigger and reset controls, and an output stage. Two independent sections allow one circuit to generate two events, delays, tones, or periodic waveforms. The verified data identifies the TS556 as a pin-to-pin and functionally compatible bipolar NE556 design, while reducing typical supply current to 220 µA at a 5 V supply. Another source lists 180 µA typical at 3 V. Its 2.7 MHz maximum astable frequency allows shorter timing periods and higher-frequency waveform generation than a 0.1 MHz NE556, subject to the datasheet's timing limits, component tolerances, and output-drive conditions. The TS556ID supports monostable and astable operating modes. In monostable service, an external trigger produces a timed output pulse whose duration is determined primarily by external resistance and capacitance. In astable service, external timing components charge and discharge an internal node, producing continuous oscillation. Engineers should calculate the timing values from the manufacturer datasheet, include realistic resistor and capacitor tolerances, and verify output rise and fall behavior in the intended load. Typical uses include low-power pulse generation, delayed actuator triggering, LED and indicator flashing, audible tones, small signal-clock generation, industrial control timing, and embedded system timing support. The dual architecture is especially useful when two related but nonsynchronous events are needed. Compared with a NE556, the principal benefits are lower typical consumption and a substantially higher maximum astable frequency; NE556 compatibility does not mean every electrical limit is identical. Design with the 2 V to 16 V supply range in mind, especially the output behavior at low supply voltage. Keep the reset and trigger paths free of unwanted noise, select timing-component tolerances for the required frequency accuracy, and provide the bypass and output-loading conditions required by the datasheet. Because timing accuracy depends on real component values and parasitics, breadboard validation is advisable for high-frequency or precision intervals. This page combines verified manufacturer and distributor information, practical timing guidance, and a conservative assessment of drop-in replacements. It distinguishes documented electrical facts from parameters that require datasheet confirmation, helping engineers locate the TS556ID datasheet, evaluate purchasing options, and decide whether a same-package substitute is suitable for an existing PCB.

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TS556IN

TS556IN - Dual 2.7 MHz CMOS Timer | STMicroelectronics

The STMicroelectronics TS556IN is a low-power dual CMOS 555-type timer and oscillator with a maximum astable operating frequency of 2.7 MHz, supplied from 2 V to 16 V and packaged in a 14-pin DIP. Each half of the device can operate as a monostable timer, astable oscillator, or frequency divider. The dual timer uses CMOS construction to reduce supply consumption, with one verified source quoting a typical supply current of 100 µA at VCC = 5 V. The TS556 family is also described as pin-to-pin and functionally compatible with the bipolar NE555, which simplifies replacement of legacy timer circuits. A programmable timer is an oscillator-and-triggering circuit that produces a timed output pulse. A 555-type timer belongs to the clock and timing IC hierarchy: timer and oscillator > programmable timer > clock and timing integrated circuit > semiconductor. In monostable mode, one trigger produces a pulse of a defined duration. In astable mode, the two internal comparators and flip-flop repeatedly charge and discharge an external timing capacitor, creating continuous pulses. Two independent timer sections can therefore control separate events or generate related timing sequences. The TS556IN combines several useful characteristics for timer applications. Its maximum astable frequency is 2.7 MHz, allowing short timing periods when supported by suitable external resistors and capacitors. The verified operating-voltage information identifies a 2 V minimum supply and a 16 V maximum supply for TS556IN. Additional family-level features include high output-current capability, reduced supply-current spikes during output transitions, and compatibility with bipolar NE555 implementations. The reported operating-temperature range is -40 °C to +125 °C, supporting industrial-temperature designs. Internally, the TS556 is a CMOS implementation of the classic dual-timer architecture. Each section uses voltage thresholds, a discharge transistor, and an output stage to compare an external capacitor voltage with control levels derived from the supply voltage. CMOS operation is principally valuable for low supply consumption and reduced switching activity compared with the bipolar NE555. Designers must still account for timing-component tolerance, output rise and fall behavior, and the maximum astable frequency when setting high-frequency operating conditions. Typical uses include pulse generation, delay and retrigger circuits, periodic switching, lamp and motor control, low-frequency oscillators, and two-channel industrial timing systems. TS556IN is particularly appropriate where a through-hole 14-DIP footprint and dual timer are required rather than a surface-mount package. In an astable oscillator, external R-A, R-B, and capacitor C values determine the repetition rate and duty cycle; the 2.7 MHz maximum frequency is an important upper-bound constraint for high-speed timing designs. The primary design consideration is preserving the 555-compatible timing architecture while allowing adequate tolerance and ESR for the selected capacitor. Place timing components close to the device, keep discharge-current paths compact, and avoid excessive loading of the threshold and trigger nodes. Because the part is supplied in a through-hole DIP package, board spacing, connector accessibility, and thermal performance should be checked before using it in new compact designs. This product page consolidates verified distributor specifications, manufacturer-family information, application guidance, packaging details, and available replacement references. It distinguishes directly documented TS556IN characteristics from family-level or distributor-supplied information and explicitly identifies data that remains unavailable, allowing engineers to make sourcing and design decisions without relying on unverified assumptions.

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TS5A2053

TS5A2053 - 10Ω SPDT Analog Switch | Texas Instruments

The TS5A2053 is a single-pole double-throw (SPDT) analog switch from Texas Instruments, designed to operate from 1.65 V to 5.5 V. It can handle both digital and analog signals, and signals up to V+ can be transmitted in either direction. The device features a low ON-state resistance of 10Ω (typical) and includes an enable pin for power management. It is available in the 8-pin VSSOP (DCU) package, making it suitable for space-constrained applications. An analog switch is a semiconductor device that selectively connects or disconnects an analog signal path based on a digital control signal. It is a fundamental building block in signal routing, multiplexing, and sample-and-hold circuits. Analog switches are part of the broader category of interface ICs, which manage signal integrity and connectivity between different subsystems in electronic systems. Key features of the TS5A2053 include a low ON-state resistance of 10Ω, which minimizes signal attenuation, and a wide operating voltage range from 1.65 V to 5.5 V, allowing compatibility with various logic levels. The device also offers fast switching speeds, with a typical turn-on time of 20 ns and turn-off time of 15 ns, making it suitable for high-frequency signal routing. The enable pin allows the switch to be disabled, reducing power consumption in standby modes. Technically, the TS5A2053 uses a CMOS process that provides low power consumption and high ESD robustness. The device has a bandwidth of 300 MHz, enabling it to pass high-frequency signals with minimal distortion. The ON-state resistance is flat across the input voltage range, ensuring consistent performance. The device also features break-before-make switching, preventing momentary short circuits between channels. Typical applications include audio signal routing, data acquisition systems, and test equipment. In audio systems, the low ON-state resistance and high bandwidth ensure minimal signal degradation. In data acquisition, the switch can route analog signals to an ADC, with the enable pin allowing power saving when not in use. In test equipment, the TS5A2053 can be used for signal multiplexing and routing. When designing with the TS5A2053, it is important to consider the ON-state resistance and its effect on signal integrity. For high-frequency signals, the parasitic capacitance of the switch can cause signal attenuation, so proper PCB layout and termination are recommended. Additionally, the enable pin should be tied to a defined logic level to avoid floating inputs.

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TS5A3159QDBVRQ1

TS5A3159QDBVRQ1 - 1Ω SPDT Analog Switch AEC-Q100 | TI

The Texas Instruments TS5A3159QDBVRQ1 is an automotive-qualified (AEC-Q100) single-pole double-throw (SPDT) 2:1 analog switch with 1Ω typical ON-state resistance (1.3Ω max), operating from a 1.65V to 5.5V supply in a 6-pin SOT-23 (DBV) package. An analog switch is a semiconductor device that routes or gates analog and digital signals under the control of a logic-level input. Within the signal-chain hierarchy, the SPDT analog switch sits in the analog switches and multiplexers family, below large multiplexer arrays and alongside transmission-gate logic. An SPDT device connects one common (COM) terminal to either of two throw terminals (NO or NC), making it the fundamental building block of signal routing and redundancy switching. Key features include break-before-make switching, which prevents momentary channel shorting during transition and eliminates signal distortion when a signal source moves between paths; an excellent total harmonic distortion (THD) specification that preserves audio and precision-signal integrity; and low ON-resistance matching and flatness, which minimize signal error across the input range. The device operates from a single 1.65V to 5.5V supply, compatible with 1.8V, 2.5V, 3.3V, and 5V logic systems. The switch core uses a low-charge-injection MOS transmission-gate architecture with approximately 8pF typical ON capacitance (per TI family data), limiting high-frequency insertion loss in data and RF routing paths. The digital IN pin is logic compatible across the full supply range, and the -Q1 suffix denotes AEC-Q100 qualification with -40C to +125C operation for automotive environments. Typical applications include automotive audio source selection, sensor-signal multiplexing in battery-management and body-control modules, UART/SPI/SMBus line sharing, and general-purpose signal gating in industrial systems. The 2.9mm x 1.6mm SOT-23-6 footprint suits densely populated boards. Design tip: terminate or AC-ground unused throw terminals to reduce crosstalk, and place the device close to the signal source to minimize parasitic trace capacitance. This page synthesizes distributor pricing, drop-in alternatives, comparison tables, and practical design notes not found in the manufacturer datasheet.

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TS7003ITD833

TS7003ITD833 - 12-Bit 300ksps SAR ADC, 2.5V Ref, TDFN-8 | Silicon Labs

The Silicon Labs TS7003ITD833 is a 12-bit, 300 ksps successive-approximation analog-to-digital converter (ADC) with a single-ended single-channel input, integrated +2.5V reference, and a high-speed serial digital interface, packaged in an 8-pin TDFN (3x3 mm) with exposed pad for thermal and ground integrity. Designed for single-supply operation from +2.7V to +3.6V, it draws less than 1 mA at full 300 ksps conversion rate. An ADC in this product category is a mixed-signal data converter that translates real-world analog voltages into discrete digital codes. The successive-approximation register (SAR) architecture family uses a binary-search algorithm with an internal track-and-hold front end, achieving a balance of speed, accuracy, and low power consumption suitable for embedded sensing, instrumentation, and process-control front-ends. This part sits within the broader hierarchy: ADC -> data converter -> mixed-signal IC -> semiconductor. Its integrated reference removes an external component and reduces board area, an important benefit for compact sensor-interface designs. Key features include 12-bit resolution, 300 ksps throughput, a high-bandwidth input track-and-hold amplifier, and an internal +2.5V reference. The serial interface reduces pin count compared to parallel-output ADCs, simplifying routing and host-MCU connection. Low conversion-mode power consumption and an industrial temperature range support battery-aware and factory-floor deployments alike. The TS7003ITD833 successive-approximation architecture implements a charge-redistribution DAC internally, capturing input samples on the T/H at the rising edge of CNVST and presenting results one frame later through the SPI-compatible serial port. The integrated reference and single-supply rail minimizes external component count, while the 8-pin TDFN EP package provides a low-impedance thermal/ground path that enhances noise immunity at full throughput. Typical applications include industrial process-control analog front-ends, portable battery-powered data loggers, sensor-signal digitizers, weigh-scale and load-cell readouts, and microcontroller-based instrumentation. Use it where channel count is small, sampling rate is moderate, and PCB real estate is at a premium. When designing with this ADC, place the decoupling capacitor directly between AVDD and GND, keep analog and digital ground returns separated until they join at the exposed pad, and respect the tACQ acquisition-time timing parameter when writing firmware. Driving the analog input from a low-impedance buffer maintains data-sheet linearity at high source resistances. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet to help procurement and design engineers evaluate the TS7003ITD833 for new designs and second-source risk mitigation.

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TS7221BILT

TS7221BILT - Single BiCMOS R2R uPower Comparator | STMicroelectronics

The STMicroelectronics TS7221BILT is a single BiCMOS rail-to-rail micropower comparator housed in a 5-pin SOT-23 (SOT-23-5) package, designed for space- and weight-critical designs. It is fully specified at 2.7 V, 5 V and 10 V operation, drawing only a few microamperes of supply current while delivering rail-to-rail input performance and an open-drain output stage. The 'B' grade denotes a tighter input offset voltage grade versus the 'A' suffix variant, while the 'I' temperature suffix indicates the -40C to +85C industrial operating range and 'LT' indicates SOT-23-5 tape-and-reel packaging. A comparator is an analog building block that compares two input voltages and produces a logic-level output indicating which is larger. Micropower comparators like the TS7221 occupy a position in the power-management/analog signal-chain hierarchy below op-amps but above simple logic gates, and are favoured for always-on battery-powered designs where quiescent current dominates total energy consumption. Within ST's broader comparator family, the TS7221 sits alongside the TS7222 (dual) and TS7223 (quad) as the single-channel foundation of the series. Key features include rail-to-rail input common-mode range, an open-drain output that allows wired-OR logic and level-shifting to any pull-up voltage, very low supply current typically well under 10 uA, and 5 V/10 V operation suitable for industrial sensor interfaces. The BiCMOS process combines CMOS input stages with bipolar output drive for a balance of low power and reasonable switching speed. Internal ESD protection on the inputs (HBM 2000 V per the datasheet absolute maximum ratings) further improves robustness in handheld and field-deployed equipment. Typical applications include battery-pack voltage monitoring, threshold detectors, window comparators, and signal conditioning in IoT sensor nodes, wearables, and portable medical devices. The small SOT-23-5 footprint also makes the device attractive for space-constrained designs such as hearing aids and remote keyless-entry keyfobs. When designing with this part, choose the pull-up resistor on the open-drain output based on the desired propagation delay versus power budget; lower pull-up resistance speeds up edges but increases static current when the output is LOW.

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TS902ID

TS902ID - Dual Rail-to-Rail Op Amp with Standby | STMicroelectronics

The STMicroelectronics TS902ID is a dual rail-to-rail CMOS operational amplifier with a standby position, offering 1.4 MHz gain-bandwidth product, 10 mV offset voltage, and operation from single or dual supplies up to 16 V in a 14-pin SOIC package. The device is intended for instrumentation, industrial control, and signal-conditioning systems where low-power standby operation and rail-to-rail input and output behavior are useful. An operational amplifier is an analog integrated circuit that amplifies the voltage difference between its two inputs while using negative feedback to set the gain. The TS902ID belongs to the operational-amplifier hierarchy, where a dual amplifier provides two amplifier channels in one package. Rail-to-rail input and output stages allow signals to approach the supply rails, while the standby function reduces supply consumption and places the outputs in a high-impedance state. Key features include rail-to-rail input and output voltage ranges, a 1.4 MHz gain-bandwidth product, and 10 mV typical input offset voltage. The amplifier supports single- or dual-supply operation from 2.5 V to 16 V according to the available manufacturer information, and its standby current is specified at 0.5 uA. The 14-SO package supports conventional surface-mount assembly and exposes both amplifier channels and the standby control. The TS902ID uses a CMOS operational-amplifier architecture designed for general-purpose analog signal conditioning. Its low standby current supports portable and instrumented systems that need to reduce consumption when measurements are not active. Rail-to-rail operation is useful when the available signal range is close to the supply voltage, although input common-mode, output swing, noise, and stability conditions still need to be checked against the application. Typical applications include low-power instrumentation, industrial sensor interfaces, battery-operated measurement equipment, audio and control-signal conditioning, and dual-channel analog systems. The dual-channel configuration can reduce board area when two independent signal paths are required. The standby position is particularly appropriate for systems that periodically disable the amplifier while retaining the device in the circuit. When laying out a TS902ID design, keep the input and output paths short, provide stable feedback compensation, and bypass the supply pins with suitable ceramic capacitance. Do not assume that standby mode preserves signal accuracy at the moment of switching; verify the timing against the system requirements. The manufacturer datasheet should be used for the complete electrical limits, pin connections, and application recommendations. This page combines verified manufacturer and distributor references with practical engineering guidance for instrumentation, power-conscious analog design, and drop-in replacement assessment.

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TS912ID

TS912ID - Dual Rail-to-Rail CMOS Op Amp | STMicroelectronics

STMicroelectronics TS912ID is a dual rail-to-rail CMOS operational amplifier with two independent amplifiers, an 8-pin SOIC package, and operation from single or dual supplies. Verified distributor listings identify it as a 2.7 V to 16 V device with approximately 800 kHz gain-bandwidth product and 1.3 V/us slew rate. The rail-to-rail input and output architecture supports signal stages whose operating range approaches the available supply voltage. An operational amplifier is an analog building block that uses high open-loop gain to amplify voltage differences while feedback determines the closed-loop behavior. A dual op-amp combines two amplifiers in one package, allowing designers to implement filters, buffers, level conversions, or paired signal-conditioning stages while reducing board area. CMOS construction supports low-power and low-noise signal-chain designs across industrial, instrumentation, communications, and consumer equipment. The TS912ID's rail-to-rail input range includes both supply rails, while its rail-to-rail output can swing close to the upper and lower limits. The verified 800 kHz bandwidth provides useful response for general-purpose low-frequency and moderate-frequency applications, while the 1.3 V/us slew rate supports faster transitions than very low-bandwidth precision amplifiers. Two independent, frequency-compensated amplifiers are contained in the same 8-SOIC package. Supply flexibility is central to the device: it can operate from a single 2.7 V minimum supply or from dual positive and negative rails. This makes it suitable for battery-powered instrumentation, active filtering, transducer interfaces, and general analog signal conditioning. Designers should still verify input and output common-mode limits, output-load behavior, noise, input-bias-current requirements, and stability against the conditions of the manufacturer datasheet. Typical uses include low-frequency active filters, sensor-signal conditioning, audio and communications interface blocks, voltage buffering, and two-channel sensor amplification. The SOIC-8 package is straightforward for conventional PCB assembly and breadboard or prototype layouts, although exposed-pad thermal management is not applicable. The primary design consideration is to place input, feedback, and decoupling components so that high-gain layouts remain stable. Keep sensitive input traces short, maintain a low-impedance ground reference, and follow the datasheet's recommended bypass capacitance. Verify the actual output swing against the load and required logic or sensor levels rather than assuming ideal rail-to-rail behavior. This page combines verified distributor pricing, manufacturer datasheet access, same-package replacement data, and practical selection guidance. It separates explicitly published facts from parameters requiring design verification, helping engineers source TS912ID without relying on generic amplifier descriptions.

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TS912IN

TS912IN - Dual Rail-to-Rail CMOS Op Amp | STMicroelectronics

The STMicroelectronics TS912IN is a dual rail-to-rail CMOS operational amplifier with two amplifier channels, a 2.7 V to 16 V supply range, and an 8-pin Mini DIP package. The device supports single-supply or dual-supply operation, with rail-to-rail input and output voltage ranges. According to the manufacturer datasheet, its typical input bias current is only 1 pA, maximum input offset voltage is 2 mV, and supply current is approximately 200 µA per amplifier at a 3 V supply. These characteristics make the TS912IN suitable for low-power instrumentation, sensor interfaces, and signal-conditioning circuits that require low input bias and flexible supply operation. A CMOS operational amplifier is a voltage amplifier whose differential input controls the voltage applied to its output. Rail-to-rail input and output ratings allow the amplifier to operate close to the positive and negative supply rails, increasing the usable output range in single-supply systems. In the electronics hierarchy, the TS912IN is a dual operational amplifier, which belongs to the broader class of analog amplifier ICs and ultimately to integrated circuits used for analog signal processing. Key features include two independent amplifier channels, rail-to-rail input and output operation, and a 2.7 V to 16 V total supply range. The 1 pA typical input bias current is particularly useful for high-impedance sources because it minimizes source-loading error. Maximum input offset voltage of 2 mV supports accurate amplification of signals near the lower end of the input range. Operation from a 3 V supply at approximately 200 µA per amplifier also helps limit power consumption in battery-operated equipment. The TS912IN uses CMOS input circuitry to provide low bias current and low supply consumption. Rail-to-rail input behavior is important when the signal can approach either supply rail, while rail-to-rail output capability allows the output to use much of the available supply voltage. Designers should still account for output-current limits, load impedance, input common-mode behavior, and output-voltage headroom under the selected supply voltage and load conditions. Typical uses include low-power sensor signal conditioning, portable measurement instruments, battery-powered monitoring, and general-purpose analog filtering. The dual configuration allows one package to provide two amplifier channels for gain stages, buffers, comparators, or active filters. When the source impedance is high, the 1 pA typical bias current reduces loading, although PCB leakage and guard-ring techniques may still be necessary in demanding measurements. When designing around the TS912IN, use stable bypass capacitance at the supply pins and keep feedback components close to the amplifier pins to minimize parasitic effects. Confirm the required output swing, load, input range, and noise performance against the manufacturer datasheet before finalizing a high-gain or precision application. This page consolidates the verified manufacturer descriptions, distributor references, package information, technical characteristics, and substitution constraints for the TS912IN. It also distinguishes verified data from unavailable pricing, compliance, and pin-mapping details, helping engineers evaluate the amplifier without treating unverified substitute parts as drop-in equivalents.

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TS914ID

TS914ID - Quad Rail-to-Rail CMOS Op Amp | STMicroelectronics

STMicroelectronics TS914ID is a quad rail-to-rail CMOS operational amplifier with a 1.4 MHz gain-bandwidth product, operating from 2.7 V to 16 V and supplied in a 14-pin SOIC package. The device accepts single or dual supply voltages and supports rail-to-rail input and output operation, allowing signals to approach either supply rail. Its extremely low 1 pA typical input bias current suits high-impedance sensing circuits, while the 2 mV maximum input offset voltage provides adequate precision for general-purpose analog signal conditioning. A CMOS operational amplifier is a voltage-controlled, high-gain analog building block whose differential input is amplified relative to ground or another reference voltage. The TS914 belongs to the operational-amplifier hierarchy, combining four amplifiers in one integrated circuit. It is designed for low-power, single-supply and dual-supply systems where four independent analog channels can be implemented in one compact 14-pin SOIC package. Key features include four amplifier channels, rail-to-rail input and output ranges, a 2.7 V to 16 V supply-voltage range, and a 1.4 MHz gain-bandwidth product. The typical input bias current of 1 pA is particularly valuable when source impedances are high, because it minimizes the voltage error caused by bias current. The reported 200 µA supply current per amplifier at 3 V also supports battery-powered and portable equipment when the required bandwidth is moderate. The TS914's CMOS input stage enables operation close to the supply rails and supports low input bias current. Its 1.4 MHz bandwidth is appropriate for general-purpose amplification, filtering, buffering, and signal conditioning rather than high-speed precision instrumentation. Because the maximum offset voltage is specified as 2 mV, applications demanding sub-millivolt accuracy require additional calibration or a more precise amplifier. Typical uses include four-channel sensor interfaces, low-frequency active filters, audio and communication signal conditioning, portable instrumentation, and industrial control modules. Placing all four channels in one SOIC package reduces board area and external component count. Input common-mode and output swing limits, output-current capability, noise, and stability should still be checked against the manufacturer datasheet before fixing the supply voltage and external network. For reliable single-supply operation, keep the input common-mode voltage within the supported range, place input and feedback components close to the device, and provide suitable bypassing at each supply pin. Decoupling requirements and compensation values must follow the manufacturer datasheet rather than generic assumptions. If the source resistance is high, account for input bias-current and capacitance errors, and confirm that the selected feedback topology remains stable at the intended gain. This product page consolidates verified manufacturer and distributor information with package, application, replacement, and design guidance. It distinguishes verified parameters from information that still requires datasheet review, helping engineers evaluate TS914ID without mistaking generic amplifier assumptions for guaranteed TS914ID characteristics.

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TS914IN

TS914IN - 4-Channel Rail-to-Rail Op Amp | STMicroelectronics

STMicroelectronics TS914IN is a four-circuit, rail-to-rail CMOS operational amplifier designed for single or dual supply operation, with a 16 V maximum supply voltage, 1 pA typical input bias current, and a 2 mV maximum input offset voltage. The device is supplied in a 14-pin through-hole DIP package, allowing one package to implement four amplifier channels. A CMOS operational amplifier is a voltage-controlled, high-gain analog signal-processing component used for buffering, amplification, sensing, filtering, and feedback control. The TS914IN belongs to the operational amplifier hierarchy within analog integrated circuits, where its rail-to-rail input and output capability makes it suitable for systems whose signal levels approach the available supply rails. Key features include four amplifier circuits, rail-to-rail input and output operation, support for single or dual power supplies, very low 1 pA typical input bias current, and low input offset voltage no greater than 2 mV. According to the STMicroelectronics manufacturer datasheet, the device is intended for applications operating from a single supply or from dual supplies up to 16 V. The low input bias current is especially useful when the amplifier is connected to high-impedance sensors, because the amplifier contributes minimal loading to the source. Rail-to-rail behavior also broadens the usable input and output range in low-voltage systems. The trade-off is that the 14-pin DIP package is larger than modern surface-mount packages, making TS914IN more appropriate for through-hole, legacy, industrial, and prototyping assemblies. Typical uses include battery-powered instrumentation, sensor interfaces, low-voltage signal conditioning, sample-and-hold circuits, active filters, and general-purpose analog control systems. Its four independent channels can reduce the number of packages required when a board needs several similar low-power amplifier functions. When designing around TS914IN, verify input and output common-mode limits, output-current capability, operating-temperature limits, and stability requirements against the manufacturer datasheet for the exact operating conditions. Input bias, offset, and supply currents should be checked with the source impedance and signal bandwidth, particularly in high-impedance precision measurements. This page consolidates verified manufacturer and distributor information, package and pin details, replacement constraints, comparison data, and application-specific engineering guidance. It distinguishes confirmed specifications from unavailable values so engineers can make sourcing and PCB-retention decisions without relying on unsupported assumptions.

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TS921ID

TS921ID - 4MHz High-Output RRIO Op Amp | STMicroelectronics

The STMicroelectronics TS921ID is a single rail-to-rail input and output BiCMOS operational amplifier optimized for 3 V and 5 V operation, with a 4 MHz gain-bandwidth product, 1.3 V/us slew rate, and 80 mA output-current capability in an 8-pin SOIC package. An operational amplifier is a voltage-controlled differential amplifier that uses high open-loop gain to amplify small input signals. The TS921 belongs to the rail-to-rail input/output, or RRIO, family, allowing its input common-mode range and output swing to approach the supply rails. This makes it useful for low-voltage battery-powered equipment, sensor interfaces, audio stages, industrial controls, and portable instruments where the signal can occupy much of the available supply range. The TS921's principal features include low input noise of 9 nV/sqrt(Hz), a 4 MHz gain-bandwidth product, 1.3 V/us slew rate, and an output stage capable of delivering 80 mA. The manufacturer identifies the device as optimized and fully specified for 3 V and 5 V supplies, while verified distributor data also gives a 2.7 V to 12 V operating-voltage range. Rail-to-rail operation reduces the need for separate positive and negative supply rails in single-supply designs. The BiCMOS process combines bipolar input characteristics with CMOS output circuitry. In practical signal chains, the TS921 can condition low-level sensor outputs, buffer precision ADC inputs, or provide general-purpose gain. Its 80 mA output capability is useful for driving moderate loads, although sustained heavy loading can reduce output swing and increase power dissipation. The 4 MHz bandwidth supports applications requiring moderate rather than high-frequency closed-loop performance. Typical uses include battery-operated instrumentation, low-voltage audio, industrial sensor conditioning, active filters, and portable measurement equipment. The SOIC-8 format supports conventional surface-mount assembly, while the manufacturer datasheet provides the authoritative pin connection and recommended application information for layout and decoupling decisions. For single-supply operation, reserve output headroom for the load and check the input common-mode range across the complete signal excursion. Place the supply bypass capacitor close to the positive and ground pins, and use short, low-impedance feedback routes to limit parasitic feedback and preserve stability. This product page combines the verified manufacturer and distributor information with package, application, comparison, and design guidance. It identifies where TS921ID fits, highlights the 4 MHz bandwidth and 80 mA output-current capabilities, and clearly separates confirmed data from engineering details that require additional verification.

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TS921IN

TS921IN - 4MHz Rail-to-Rail Op Amp | STMicroelectronics

The STMicroelectronics TS921IN is a single-amplifier operational amplifier with a 4 MHz gain-bandwidth product, 1 V/µs slew rate, rail-to-rail input and output capability, and an 8-DIP package. Its 80 mA typical output current supports higher-capacitive and load-driving capability than a conventional low-current general-purpose amplifier. An operational amplifier, or op amp, is a high-gain analog building block used to amplify, buffer, compare, filter, and control signals. The TS921IN belongs to the operational-amplifier hierarchy, which falls under analog amplifier ICs and broader semiconductor signal-conditioning devices. Its rail-to-rail input and output architecture is useful when the usable input or output range must extend close to the supply rails. Key characteristics include a 4 MHz gain-bandwidth product, 1 V/µs slew rate, low input-referred noise density of 9 nV/√Hz, and typical output current of 80 mA. The single-amplifier configuration allows a PCB footprint to remain compact, while the 8-DIP package provides straightforward through-hole assembly. The listed operating temperature range is -40°C to +125°C, supporting industrial-temperature applications. The TS921IN combines rail-to-rail signal handling with relatively high bandwidth and output-drive capability. Its low-noise specification is particularly useful for low-level audio, instrumentation, sensor-interface, and general analog signal-conditioning circuits. The 80 mA output current also allows the amplifier to drive more demanding loads than a typical comparator-oriented or ultra-low-power op amp, provided the supply voltage and thermal limits remain satisfied. Typical uses include low-level sensor amplification, active filtering, audio preamplification, buffer stages, threshold and comparator-style interfaces, and general industrial control circuitry. It can also serve as a rail-to-rail input/output buffer in systems where the input signal approaches either supply rail. Designers should still verify stability, output swing, load capability, and noise performance against the complete circuit requirements. A key design consideration is the trade-off between bandwidth, noise, and output drive. The TS921IN is more capable than a low-power, low-bandwidth amplifier, but it is not necessarily the optimal choice for every precision or micropower design. Input and output stability should be evaluated with the actual source impedance, load, supply voltage, and external compensation network. This page combines verified distributor specifications and availability with a practical TS921IN selection guide, application analysis, datasheet references, and defensible family alternatives. Pricing reflects the verified $0.58 unit-price listing as of October 29, 2026, while unavailable technical fields are explicitly marked rather than estimated.

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TS922ID

TS922ID - Dual Rail-to-Rail Op Amp | STMicroelectronics

The STMicroelectronics TS922ID is a dual, rail-to-rail BiCMOS operational amplifier optimized for 3 V and 5 V operation, housed in an 8-pin small-outline integrated circuit package. Its two amplifier channels feature high output-current capability for driving low-load impedances, while the rail-to-rail input and output stages make it suitable for systems whose signal levels approach the supply rails. An operational amplifier is a high-gain, high-impedance analog amplifier used to amplify, buffer, compare, or filter signals. The TS922ID belongs to the operational-amplifier family within analog integrated circuits, providing two independent amplifier channels in one package. Rail-to-rail operation means the amplifier can process input and output signals close to the positive and negative supply limits, which improves utilization of the available supply voltage in mixed-signal systems. The TS922 and TS922A family is specifically described by STMicroelectronics as a dual BiCMOS operational-amplifier family optimized and fully specified for 3 V and 5 V operation. The TS922ID also provides high output currents, allowing the device to drive low-load impedances. These characteristics make it useful in audio output stages, sensor-conditioning circuits, active filters, and low-voltage industrial or battery-powered equipment. The TS922ID is identified as an active, RoHS-compliant, standard general-purpose amplifier with an operating temperature range of -40 °C to +125 °C. The device is supplied in an SOIC-8 package, and distributor listings identify the TS922ID as a dual amplifier with rail-to-rail operation. Because the device combines two amplifiers in one package, it can also reduce board area in designs that require two buffered or amplifying channels. A key application consideration is that the available supply voltage and load current determine whether the output stage remains within its intended operating region. Designers should also observe the absolute maximum ratings and recommended operating conditions in the STMicroelectronics datasheet, provide appropriate bypass capacitance near the supply pins, and confirm that the connected load does not exceed the amplifier's specified drive capability. This page combines the manufacturer datasheet, distributor inventory information, and verified cross-reference findings. It also distinguishes documented TS922ID data from parameters that require confirmation from the full datasheet or distributor inventory before production release.

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TS922IN

TS922IN - Dual 4MHz Rail-to-Rail Op Amp | STMicroelectronics

STMicroelectronics TS922IN is a dual, rail-to-rail input and output BiCMOS operational amplifier optimized for 3 V and 5 V operation, with a 4 MHz gain-bandwidth product, 1 V/µs slew rate, and high output-current capability. The device is supplied in an 8-pin Mini DIP package and contains two independent amplifiers. According to the STMicroelectronics manufacturer datasheet, its rail-to-rail stages allow input and output voltages to approach the supply rails, while the BiCMOS architecture combines low input bias current with CMOS-style low power consumption. An operational amplifier is a high-gain, high-impedance analog signal-conditioning circuit used for voltage amplification, buffering, filtering, and closed-loop feedback control. Within the broader semiconductor hierarchy, the TS922IN is a dual precision analog amplifier, falling under the categories of operational amplifier, analog IC, and semiconductor. Its two amplifier sections can independently process signals or operate together in differential and analog signal-conditioning circuits. Key electrical characteristics include a 4 MHz gain-bandwidth product, 1 V/µs slew rate, low noise identified as 9 nV/√Hz, and output-current capability up to 80 mA. The supported supply range is 2.7 V to 12 V, with operation optimized around 3 V and 5 V rails. Rail-to-rail input and output behavior is especially useful when signal amplitudes occupy much of the available supply-voltage range. The 80 mA output capability also permits relatively low-load-impedance drive compared with many general-purpose dual amplifiers. The TS922 family uses a BiCMOS input stage to combine bipolar-device characteristics with CMOS power behavior. Its dual architecture saves board area by placing two amplifiers in one package. The manufacturer describes the devices as optimized and fully specified for 3 V and 5 V operation, while also identifying a wider operating range extending to 12 V. This makes the TS922IN relevant to industrial controls, sensor interfaces, audio paths, data acquisition, and general dual-amplifier designs. Typical uses include low-level sensor conditioning, active filtering, audio preamplification, voltage buffering, and mixed-signal circuits requiring two amplifiers. The rail-to-rail output is useful when driving subsequent stages whose common-mode range is limited. The high output current can also reduce the need for an additional output-buffer stage in moderate-load applications. Designers should verify output swing, input common-mode behavior, load stability, and noise at the actual supply voltage and operating frequency. Decoupling capacitors should be placed close to the supply pins, and unused amplifier sections should be configured according to the manufacturer datasheet rather than left floating. The 8-pin Mini DIP package also requires adequate spacing for through-hole assembly and careful handling during insertion. This page combines manufacturer specifications, verified distributor information, package guidance, drop-in alternatives, comparison data, and practical application notes. It is intended to help engineers identify whether the TS922IN fits a 3 V or 5 V dual-amplifier design before purchasing or modifying an existing PCB.

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TS924ID

TS924ID - Quad Rail-to-Rail Op Amp | STMicroelectronics

STMicroelectronics TS924ID is a four-circuit, rail-to-rail BiCMOS operational amplifier with an 80 mA output-current rating, 80 dB CMRR, and a maximum bias current of 0.1 µA, supplied in a 14-pin small-outline package. The device is optimized for 3 V and 5 V operation and is intended for low-voltage signal conditioning, audio, portable equipment, and general-purpose analog systems. An operational amplifier is an analog integrated circuit that amplifies the voltage difference between its non-inverting and inverting inputs. A quad package contains four independent amplifier sections, allowing one TS924ID to implement four amplifier channels in a single 14-pin package. Rail-to-rail input and output operation helps preserve signal range in low-voltage systems where conventional amplifier stages may approach their supply limits. Key features include four amplifier circuits, rail-to-rail operation, an 80 mA cited output-current capability, 80 dB common-mode rejection ratio, and a maximum input bias current of 0.1 µA. The TS924 family is described as a low-noise, low-distortion BiCMOS design. Its low bias current is particularly useful in high-impedance sensing paths, while the rail-to-rail characteristics support compact, low-voltage equipment. The bipolar input stage and CMOS output stage form the BiCMOS architecture used in the TS924 family. Input bias current, common-mode rejection ratio, offset voltage, output-current capability, noise, and distortion are the principal parameters to check when comparing it with other quad low-voltage operational amplifiers. The verified TS924ID information cites a maximum offset of 5000 µV, a maximum bias current of 0.1 µA, and an 80 mA output-current feature. Typical uses include low-voltage audio signal conditioning, portable and battery-operated equipment, current or voltage sensing interfaces, active filtering, and general analog buffers. Four amplifiers in one package can reduce board area when a design needs several channels. Applications requiring wider supply voltage, lower offset, lower noise, or different logic levels should verify those requirements against the complete manufacturer datasheet before production use. Designers should provide adequate input and output bypassing, verify stable operation with the intended load and feedback network, and confirm that the amplifier input common-mode range includes the full signal swing. Because the output-current figure is a headline feature rather than a complete load-capability specification, cable, headphone, and capacitive-load applications require careful review of the datasheet's output-stage limits. This product page consolidates verified distributor availability, pricing, environmental information, same-package alternatives, and practical selection guidance. It also distinguishes documented TS924ID facts from parameters that still require confirmation from the manufacturer datasheet, helping engineers narrow a replacement without making an unverified electrical assumption.

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TS924IN

TS924IN - Quad 4MHz Rail-to-Rail Op Amp | STMicroelectronics

STMicroelectronics TS924IN is a quad, rail-to-rail BiCMOS operational amplifier optimized for 3 V and 5 V operation, with four amplifier channels, 4 MHz gain-bandwidth product, 1.3 V/us slew rate, and low input-offset voltage up to 900 uV. The device is supplied in a 14-pin DIP package, making it suitable for conventional through-hole and legacy industrial designs. An operational amplifier is a high-gain analog signal-conditioning IC used in the broader voltage-amplifier and analog IC hierarchy. The TS924IN combines four independent amplifiers in one package, allowing compact implementation of filters, amplifiers, comparators, instrumentation circuits, and signal-conditioning stages. Its rail-to-rail output design supports operation close to the supply rails, while its BiCMOS construction combines bipolar input characteristics with CMOS output stages. The headline specifications are 4 MHz gain-bandwidth product, 1.3 V/us slew rate, and input offset voltage of 900 uV maximum. The TS924 family is fully specified for 3 V and 5 V supply operation, and the supplied operating-range information extends to 12 V. Its high output-current capability is particularly useful for driving low-impedance loads compared with many general-purpose op-amplifier choices. Each channel can operate as an amplifier, comparator, or active-filter building block. The wide available bandwidth supports signal paths that need more gain-bandwidth than low-speed precision-oriented amplifiers, while the 1.3 V/us slew rate allows moderate-amplitude signals to transition without excessive distortion. Four integrated channels can reduce package count and simplify board layout in multi-channel measurement and control systems. Typical uses include industrial sensor interfaces, low-voltage audio and communication circuits, active filters, data-acquisition front ends, process-control loops, and general-purpose analog signal conditioning. The 14-DIP format is especially useful when maintaining an existing through-hole design or avoiding a conversion to a surface-mount footprint. Input and output protection should still be considered because the verified data does not establish the maximum input or output voltage range. The principal design consideration is the power relationship between supply voltage, output swing, load current, and dissipation. Because no thermal-resistance or absolute maximum-rating data was included in the verified results, those values must be confirmed in the manufacturer datasheet before production release. Decoupling capacitors should be placed close to the supply pins and return pins should follow a low-impedance layout. This product record combines verified manufacturer and distributor information, package-specific replacement guidance, practical design considerations, and a parameter comparison that helps engineers distinguish true pin-compatible alternatives from merely functional substitutes. It supports component selection for legacy 14-DIP analog designs without treating incompatible package or performance variants as drop-in replacements.

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TS902ID - Dual Rail-to-Rail Op Amp with Standby | STMicroelectronics

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TS924IN - Quad 4MHz Rail-to-Rail Op Amp | STMicroelectronics