Circuitos Integrados

THS1230CDWRG4

THS1230CDWRG4 - 12-Bit 30 MSPS Low-Power ADC | Texas Instruments

The Texas Instruments THS1230CDWRG4 is a 12-bit, 30 MSPS, low-power analog-to-digital converter with power-down, supplied from a single 3.3V rail and housed in a 28-pin SOIC (DW) wide-body package. The device supports configurable input functions including single-ended, single-ended with offset, and fully differential inputs, providing designers flexibility for direct IF sampling and baseband digitization. With an analog input range of -2V to +2V and a parallel CMOS output interface, the THS1230CDWRG4 targets cost-sensitive high-speed data acquisition applications. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that samples continuous analog voltage signals and converts each sample into a discrete digital code. Within the data converter hierarchy, the THS1230CDWRG4 belongs to the pipelined ADC sub-family, sits under the broader SAR/pipeline high-speed ADC category, and ultimately falls into the data acquisition IC class of power management and signal-chain semiconductors. Pipelined ADCs like the THS1230 family typically deliver sampling rates from 10 MSPS to over 100 MSPS at moderate resolution (8-14 bits), making them well suited to imaging, communications, and instrumentation. Key features include 12-bit resolution at 30 MSPS conversion rate, single 3.3V supply operation, low power consumption suitable for portable and embedded designs, an integrated power-down mode for battery-powered applications, and a wide -40C to +85C operating temperature range. The configurable analog input structure allows the same device to interface with single-supply sensors, bipolar signals, or differential driver outputs without external translation amplifiers. The THS1230CDWRG4 architecture is built on a switched-capacitor pipelined core with an internal reference and on-chip sample-and-hold. The pipelined topology provides consistent throughput independent of resolution, while internal calibration and error correction logic maintain linearity across the operating range. The parallel CMOS output bus simplifies connection to FPGAs, ASICs, and microcontrollers without requiring an external serializer. Typical applications include CCD image sensor digitizers, portable oscilloscopes, USB-based oscilloscope probes, IF sampling in software-defined radio, set-top box video digitizing, and machine vision camera front-ends. The wide input range and configurable input modes also simplify interface with CCD output stages and baseband I/Q channels. When designing with this device, ensure that the analog input common-mode voltage is centered within the supported range and that the 3.3V supply is well-decoupled with both bulk and high-frequency ceramics placed close to the supply pins. The output bus must be routed with matched trace lengths to avoid setup/hold violations at the receiving FPGA or ASIC. This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes beyond what is contained in the manufacturer datasheet. Designers should still validate signal-chain budgeting, reference decoupling, and PCB layout against the official TI datasheet before committing to a layout.

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THS1230CPWG4

THS1230CPWG4 - 12-Bit 30 MSPS Low-Power ADC | Texas Instruments

The Texas Instruments THS1230CPWG4 is a 12-bit, 30 MSPS, low-power CMOS analog-to-digital converter with an integrated power-down mode, supplied in a 28-pin TSSOP (PW) package. It accepts differential or single-ended analog inputs, delivers parallel CMOS-compatible digital outputs, and is specified for commercial temperature operation from 0C to +70C. What is a high-speed pipeline ADC? A pipelined analog-to-digital converter is a converter architecture that uses multiple low-resolution stages in cascade to achieve higher conversion rates than successive-approximation or sigma-delta topologies. Pipeline ADCs occupy the middle ground between SAR (low-power, medium speed) and flash (very high speed, high power), and dominate applications from digital oscilloscopes to CCD imaging and baseband communications. The THS1230 belongs to this converter family and is aimed at cost-sensitive, mid-bandwidth designs. Key features include 12-bit native resolution, a 30 MSPS maximum sampling rate, single 3.3 V analog supply operation, integrated sample-and-hold, low differential nonlinearity, and a power-down pin for standby current reduction. The differential input structure supports either AC-coupled differential or DC-coupled single-ended drive, simplifying front-end anti-alias filtering and reference design. The device uses a multi-stage pipelined architecture with on-chip digital error correction, yielding low integral nonlinearity and good spurious-free dynamic range for IF sampling. Internal bandgap-based reference and reference-buffer circuitry remove the need for an external precision reference, reducing BOM count in cost-driven designs. Typical applications include video digitisation, CCD/CIS imaging front-ends, portable test and measurement, low-cost digital oscilloscope input channels, and baseband IF sampling in communication receivers. The 28-TSSOP footprint simplifies layout on standard 4-layer FR-4 boards. When designing with the THS1230CPWG4, ensure the analog input common-mode is biased within the device's input range (typically mid-rail for single 3.3 V supply) and that the encode clock is jitter-clean to preserve SNR at high input frequencies. Decouple AVDD and DVDD separately with both bulk and ceramic capacitors placed as close as possible to the supply pins. This page synthesises distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.

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THS1230CPWRG4

THS1230CPWRG4 - 12-Bit 30MSPS Low-Power ADC | Texas Instruments

The Texas Instruments THS1230CPWRG4 is a CMOS, low-power, 12-bit, 30 MSPS analog-to-digital converter (ADC) that operates from a single 3.3 V supply, packaged in a 28-pin TSSOP (PW) with PowerPAD. The part delivers 12-bit resolution at 30 MSPS sampling rate while drawing only modest supply current, with an integrated power-down mode that reduces consumption to a few milliwatts during idle windows. An analog-to-digital converter (ADC) is a mixed-signal integrated circuit that converts continuous-time analog voltages into discrete digital codes at a defined sampling rate. ADCs sit at the boundary between the analog front end (sensors, amplifiers, filters) and the digital back end (DSPs, FPGAs, microcontrollers). Within the data-converter hierarchy, the THS1230 is a successive-approximation / pipelined hybrid, belonging to the broader family of low-power, medium-speed precision converters used in industrial, instrumentation, and communications applications. Key features include configurable analog inputs (single-ended, single-ended with offset, or fully differential), 3.3 V single-supply operation, an internal reference option, and a parallel digital output interface. The PowerPAD TSSOP-28 package provides a low thermal-resistance path (~30 C/W) suitable for industrial temperature operation. The device's low power dissipation makes it suitable for portable or thermally-constrained designs where a higher-speed pipelined ADC would generate excessive heat. Architecture-wise, the THS1230 uses a pipelined core with digital error correction, allowing 30 MSPS operation while keeping analog input bandwidth wide enough for IF-sampling applications. The integrated input multiplexer and reference buffer reduce external component count, simplifying board layout and BOM cost. Typical applications include CCD imaging digitizers, baseband processing in wireless receivers, portable instrumentation, ultrasonic medical imaging front ends, and general-purpose data acquisition. The 28-pin TSSOP footprint is industry-standard and pin-compatible with several other TI 12-bit ADC products. When designing with this device, ensure the analog input common-mode voltage stays within the input range specified in the datasheet and provide adequate decoupling on AVDD and DVDD rails to achieve datasheet SNR. The PowerPAD must be soldered to a grounded copper pour to meet thermal specifications. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet alone.

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THS1230IPWRG4

THS1230IPWRG4 - 12-Bit 30 MSPS Low-Power ADC | Texas Instruments

The Texas Instruments THS1230IPWRG4 is a 12-bit, 30 MSPS, low-power analog-to-digital converter (ADC) with integrated power-down mode, supplied from a single 3.3 V rail and housed in a 28-pin TSSOP (PW) package. According to the manufacturer datasheet, the device supports configurable input functions including single-ended, single-ended with offset, and differential inputs, enabling direct interface to a wide range of sensor and IF signal-chain outputs. An analog-to-digital converter (ADC) is a data-conversion integrated circuit that samples a continuous analog waveform at a fixed clock rate and quantizes each sample into a binary code. ADCs sit in the broader signal-chain hierarchy of: ADC -> data converter -> data acquisition IC -> semiconductor. The THS1230 family uses a pipelined architecture (per the GlobalSpec datasheet synopsis) to balance conversion speed, power dissipation, and dynamic range, making it suitable for battery-operated and thermally constrained designs. Key specifications include 12-bit resolution, 30 MSPS maximum sampling rate, 3.3 V single-supply operation, and configurable analog input paths. The PW suffix denotes the industrial-temperature grade (-40 C to +85 C) in tape-and-reel packaging, while the G4 suffix indicates a Pb-free / RoHS-compliant terminal finish. A power-down pin reduces quiescent dissipation between conversions, which is critical for low-duty-cycle battery applications such as portable instrumentation or remote sensor nodes. Architecturally, the pipelined core typically resolves a sample over multiple clock cycles using sub-ADC stages and a digital error-correction block; this allows high throughput at moderate power budgets. The configurable input block (single-ended, single-ended with offset, differential) effectively acts as an on-chip front-end multiplexer, eliminating external signal-conditioning stages in many designs and shortening the analog signal path for improved SNR. Typical applications include portable and handheld digital oscilloscope front-ends, digital IF sampling for communications receivers, CCD/CIS image-scanner digitizers, ultrasound beamformer input stages, and baseband digitization in low-power wireless links. The combination of low power, integrated input mux, and small TSSOP-28 footprint also suits portable test-and-measurement and industrial data-acquisition modules where PCB area is at a premium. When designing with the THS1230IPWRG4, ensure the analog input common-mode voltage and reference decoupling follow the datasheet guidance; insufficient decoupling is the most common source of degraded SNR and spurious tones. For best noise performance, place the 0.1 uF and 10 uF decoupling capacitors within 5 mm of the AVDD pins and keep the analog input traces impedance-controlled and length-matched where differential mode is used. This page synthesizes distributor stock, same-brand drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, giving engineers a single-citation source for selection, replacement, and PCB-level implementation guidance.

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THS1403QPHPEP

THS1403QPHPEP - 14-Bit 3MSPS ADC, HTQFP-48 | TI

The Texas Instruments THS1403QPHPEP is a 14-bit, 3 MSPS, single-supply analog-to-digital converter (ADC) with internal reference, differential inputs, programmable gain amplifier (PGA), and on-chip sample-and-hold amplifier, housed in a 48-pin HTQFP (PowerPAD) package. The device is the MIL-Enhanced Plastic (EP) variant of the THS1403 family, qualified for automotive and defense-grade temperature ranges. An analog-to-digital converter is a semiconductor device that converts continuous analog voltage signals into discrete digital codes, forming the interface between the real-world analog domain and digital signal processing. A successive-approximation or pipelined ADC (such as the THS1403) sits within the broader power management and data converter hierarchy: ADC -> data converter -> mixed-signal IC -> semiconductor. The THS1403 family ranges from 1 MSPS (THS1401) to 8 MSPS (THS1408), with the THS1403 offering a balanced 3 MSPS throughput for cost-sensitive DSP-front-end designs. Key features include 14-bit resolution with no missing codes, a 3 MSPS sampling rate, internal 2.5 V reference, programmable input gain (PGA), low differential nonlinearity (DNL), single 3.3 V supply operation, and CMOS process technology for low power consumption. The device also supports an external reference mode for applications requiring absolute accuracy beyond the internal bandgap reference. Conversion time is approximately 333 ns. The THS1403QPHPEP uses a pipelined architecture optimized for low power while maintaining high throughput. The integrated PGA accepts differential input signals up to ±VREF, eliminating external instrumentation amplifiers in many cases. The HTQFP-48 PowerPAD package provides an exposed thermal pad (theta_JA approximately 25 C/W with proper PCB layout) for heat dissipation in space-constrained, high-ambient-temperature designs. Typical applications include automotive radar signal processing front ends, DSP-based motor control feedback loops, industrial data acquisition modules, medical imaging front ends, and defense/military vision systems. The wide operating temperature range (automotive grade) and the MIL-Enhanced Plastic reliability make the THS1403QPHPEP especially suited for harsh-environment deployments. When designing with this part, a 0.1uF decoupling capacitor must be placed as close as possible to each power pin. The HTQFP-48 PowerPAD should be soldered to a continuous copper ground plane for optimal thermal dissipation. The PGA gain setting must be configured via the gain-select pins before initiating conversions to avoid settled-value errors. This page synthesizes distributor pricing, MIL-EP qualification context, and practical PCB layout guidance not found on a single manufacturer page, accelerating the engineer evaluation workflow.

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THS3061D

THS3061D - 300MHz High-Slew-Rate CFA | Texas Instruments

Texas Instruments THS3061D is a single, high-voltage, high-slew-rate current-feedback amplifier with a 300 MHz unity-gain bandwidth, 7000 V/us slew rate, and 8-pin SOIC package. The device is designed for low-distortion, large-signal amplification and uses Texas Instruments BICOM-1 process technology. A current-feedback amplifier, or CFA, is an analog amplifier architecture that uses feedback through an inverting input and offers high bandwidth and slew-rate performance for demanding signal chains. In the broader hierarchy, it belongs to the operational-amplifier family and the broader analog integrated-circuit category. Unlike a voltage-feedback amplifier, its bandwidth behavior depends strongly on the selected feedback resistor and gain setting. The supplied data identifies a 300 MHz unity-gain bandwidth, 120 MHz 0.1 dB bandwidth at a gain of 2, 7000 V/us slew rate at 10 MHz, and approximately -81 dBc third-order distortion. It also identifies ±145 mA output current into 50 ohm. These characteristics make the THS3061D suitable for video line drivers, VDSL line drivers, and other applications requiring large, linear output signals. The amplifier uses a current-feedback architecture rather than a conventional voltage-feedback input stage. In a typical implementation, the feedback network and input termination must be selected according to the manufacturer datasheet and the desired gain. The high slew rate can preserve large-signal amplitude in video and communication systems, while low distortion helps reduce signal degradation through the output stage. THS3061D is supplied in an 8-pin SOIC package and is specified for an operating temperature range of -40°C to +85°C in the supplied product data. The product page identifies the D package as an 8-pin SOIC. The supplied distributor result reports an in-stock quantity of 6,240 pieces and a unit price of $12.3490, while current pricing and availability should be confirmed at purchase. This page combines verified manufacturer and distributor information, application guidance, design notes, and an explicit distinction between confirmed drop-in alternatives and unavailable alternatives. The THS3061D is therefore best approached as a high-speed, high-voltage current-feedback amplifier for linear video and line-driver signal paths.

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THS3061DGN

THS3061DGN - 300MHz CFA, 7000V/us Slew Rate | Texas Instruments

The Texas Instruments THS3061DGN is a single high-voltage, high slew-rate current feedback amplifier delivering 300 MHz unity-gain bandwidth, 7000 V/us slew rate, and +/-145 mA output current into 50 ohms, housed in an 8-pin HVSSOP (DGN) package with PowerPAD thermal pad. A current feedback amplifier (CFA) is a type of high-speed operational amplifier whose architecture uses a low-impedance inverting input to achieve bandwidth that is largely independent of closed-loop gain. In the signal-chain hierarchy, the CFA sits within the amplifier IC family alongside voltage feedback op amps (VFA) and fully differential amplifiers, and is preferred where wide bandwidth and fast settling must be maintained without the gain-bandwidth product penalty of VFAs. Key features include 7000 V/us slew rate for large-signal high-frequency performance, 0.1 dB gain flatness bandwidth of 120 MHz at a gain of 2, low distortion of -81 dBc at 10 MHz, and high output drive of +/-145 mA into 50 ohm loads. These parameters suit the device for driving ADC inputs, coaxial cables, and other low-impedance loads directly. The THS3061 is fabricated on Texas Instruments' BICOM-1 complementary bipolar process, enabling high-voltage operation (up to +/-15 V class supplies) with high-speed performance. The current feedback topology keeps bandwidth relatively constant across gain settings, while the PowerPAD package provides a low thermal resistance path essential for high-output-current operation. Typical applications include pulse amplifiers, RF/IF signal chains, high-speed data acquisition front ends, video line drivers, and test-and-measurement signal sources. Design consideration: as a CFA, the feedback resistor value must be selected per the datasheet recommendations; lowering Rf to increase bandwidth can cause peaking and instability. Ensure proper PowerPAD soldering to the PCB ground plane for thermal performance. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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THS3061DGNR

THS3061DGNR - 300MHz 7000V/us CFB Amplifier | Texas Instruments

The Texas Instruments THS3061DGNR is a single-channel, high-voltage, high-slew-rate current-feedback (CFB) amplifier delivering a 300 MHz unity-gain bandwidth, a 7000 V/us slew rate, and up to +/-145 mA of output current into a 50 ohm load, housed in an 8-pin HVSSOP (DGN) package with PowerPAD thermal pad. It operates from supplies up to +/-15 V (30 V total). A current-feedback amplifier is a type of high-speed operational amplifier whose bandwidth is largely independent of closed-loop gain, making it a member of the broader amplifier hierarchy: CFB amplifier -> high-speed op amp -> operational amplifier -> analog signal-conditioning IC. Unlike voltage-feedback amplifiers, CFAs use a low-impedance inverting input and a current-driven internal stage, which is what enables their exceptional slew rates. Key features of the THS3061 include a 0.1 dB flatness bandwidth of 120 MHz at a gain of 2, second-harmonic distortion of -81 dBc at 10 MHz, and high output drive current of +/-145 mA, per the TI datasheet. These specs suit applications that need both speed and signal swing into low impedances. The device is fabricated on the TI BICOM-1 complementary bipolar process, which underpins its combination of high breakdown voltage (up to 30 V total supply) and high-frequency performance. The PowerPAD HVSSOP-8 package provides a low thermal-impedance path to the PCB, essential when driving heavy loads at high frequency. Typical applications include high-voltage pulse and laser-diode drivers, ADC input drivers in test and measurement equipment, video and communications signal chains, and active probes requiring high slew rate with substantial output current. Design consideration: because this is a current-feedback amplifier, the feedback resistor value should be kept close to the datasheet-recommended range; increasing RF reduces bandwidth and stabilizes the loop, while decreasing it can cause peaking or oscillation. This page synthesizes distributor availability data, drop-in alternative analysis, and practical design notes not found in the manufacturer datasheet. Pricing references are as of 2026-09-13.

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THS3092D

THS3092D - Dual 160MHz High-Speed Amplifier | Texas Instruments

The Texas Instruments THS3092D is a dual high-voltage, low-distortion, high-speed current-feedback operational amplifier with 160 MHz bandwidth, 5700 V/µs slew rate, and operation from ±5 V to ±15 V, housed in an 8-pin SOIC package. It delivers two amplifiers per package and is designed for large, linear output swings into demanding loads. A current-feedback operational amplifier is a voltage-feedback amplifier variant whose closed-loop bandwidth and stability are shaped primarily by feedback resistance rather than by a fixed gain-setting capacitance. In the signal-chain hierarchy, the THS3092D belongs to the operational-amplifier, analog-amplifier, and broader semiconductor categories. Its current-feedback architecture is useful where high speed, large output voltage, and low distortion must coexist. Key verified characteristics include 160 MHz small-signal bandwidth, 5700 V/µs slew rate, ±5 V to ±15 V supply operation, 14 pA/√Hz noninverting current noise, 17 pA/√Hz inverting current noise, and 2 nV/√Hz voltage noise. The manufacturer datasheet also identifies low-distortion operation suited to high-voltage arbitrary-waveform driver applications. The device uses a dual amplifier configuration to support two independent signal paths or differential drive arrangements. Its current-feedback topology is particularly appropriate for video, communications, test-and-measurement, and power-driver interfaces where large output swings and fast transient response are required. Designers should still verify gain-bandwidth behavior, load capacitance, output-current limits, and stability for the selected feedback network. Typical applications include high-voltage arbitrary waveform generation, power FET and VDSL line driving, video-signal conditioning, instrumentation, and industrial control interfaces. The broad supply range permits operation from ±5 V through ±15 V, while the high-speed characteristics support fast edge rates and low-distortion signal transfer. A key design consideration is feedback-resistor selection. Because current-feedback amplifiers depend on the feedback impedance, use the manufacturer-recommended values and check the complete gain, bandwidth, and stability relationship for the target load. Decoupling, grounding, and output-stage protection also become important when driving capacitive or high-resistance loads. This page combines verified manufacturer and distributor information, practical application guidance, and explicit design trade-offs for engineers evaluating the THS3092D. It is intended to support component selection, circuit planning, and datasheet-driven review rather than replace the manufacturer datasheet.

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THS3202D

THS3202D - 2GHz Dual Current-Feedback Amplifier | Texas Instruments

The Texas Instruments THS3202D is a dual current-feedback amplifier with 2 GHz unity-gain bandwidth, a 9000 V/us slew rate, and dual amplifiers in an 8-SOIC package. Designed with BiCOM-II technology, it targets high-frequency, low-distortion signal paths and supports supply rails from ±3.3 V to ±7.5 V. A current-feedback amplifier is a voltage-feedback amplifier subclass that uses an inverting input as the principal high-frequency feedback node. Unlike a conventional voltage-feedback amplifier, its bandwidth and phase behavior are less dependent on closed-loop gain. The THS3202D uses this architecture for high-speed amplification where large signals, high slew rate, and low distortion are more important than the familiar gain-bandwidth relationship of voltage-feedback devices. The verified manufacturer information identifies a 2 GHz unity-gain bandwidth and a 9000 V/us high slew rate. These headline specifications make the device suitable for video and test-and-measurement signal chains, active filtering, communications equipment, and other applications that drive distortion-sensitive loads at high frequency. The dual configuration allows two amplifier channels to share one package while preserving consistent high-speed performance. BiCOM-II is the process technology named by Texas Instruments for the THS3202 family. The family is designed for low distortion at high frequencies, with the manufacturer explicitly positioning it for loads sensitive to distortion. Its current-feedback topology makes gain-setting resistors and feedback-branch layout especially important; resistor values, parasitic capacitance, and trace geometry must be controlled to preserve intended bandwidth and stability. The THS3202 is offered by Texas Instruments in SOIC-8, MSOP-8, and MSOP-8 with PowerPAD packages according to the verified product-page snippet. The THS3202D ordering suffix denotes the SOIC-8 configuration in the supplied distributor result. Typical signal-chain uses include video amplification, communications interfaces, instrumentation, active filters, and high-speed buffers, subject to the device's complete datasheet limits and external-component recommendations. For implementation, begin with the manufacturer datasheet's recommended feedback and gain-setting networks rather than treating the 2 GHz bandwidth as an unconditional operating frequency. Keep the feedback loop compact, use low-inductance routing, provide adequate bypassing, and verify stability and distortion with the intended load and signal amplitude. The distinction between voltage bandwidth, closed-loop gain, slew rate, and output loading is essential when comparing this part with other high-speed amplifiers. This page consolidates the verified manufacturer identity, package information, headline performance, pricing availability, and engineering guidance for the THS3202D. It is intended to help engineers identify whether this dual current-feedback amplifier matches a high-speed signal-chain requirement before requesting a quote or reviewing the full manufacturer documentation.

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THS4031

THS4031 - 100MHz 1.6nV Low-Noise Op Amp | Texas Instruments

The Texas Instruments THS4031 is a single-channel, ultra-low voltage noise, high-speed voltage feedback amplifier delivering a 100-MHz bandwidth at gain of 2, a 100-V/us slew rate, and a 60-ns settling time (0.1%). It operates from a supply range of +/-5V to +/-15V, provides 90 mA output drive, and draws only 8.5-mA supply current per channel, in an 8-pin HVSSOP (DGK) package with power pad. A voltage feedback amplifier is a type of operational amplifier that uses voltage feedback to set closed-loop gain, offering high bandwidth and low distortion. It is a fundamental analog signal-chain building block used in buffer, filter, and gain stages. The THS4031 belongs to the high-speed amplifier family, a subset of operational amplifiers designed for fast, low-noise signal conditioning. Key features include ultra-low 1.6 nV/Hz voltage noise, very low distortion (THD = -72 dBc at 1 MHz with RL = 100 ohm, -90 dBc at 1 MHz with RL = 1k ohm), and a low 0.5-mV typical input offset voltage. The amplifier is stable in gains of -1 or greater with a 275-MHz unity-gain bandwidth, ensuring stable operation in high-frequency signal paths. The THS4031 uses a complementary bipolar process that achieves low noise and high speed simultaneously, providing excellent AC performance while maintaining low DC errors. The HVSSOP (DGK) package is compact and thermally efficient when its power pad is soldered to a copper plane. Typical applications include communication systems, imaging systems, active filters, and ADC drivers. In communication receivers, the 1.6 nV/Hz noise floor preserves signal integrity; in imaging systems, the 60-ns settling time enables accurate pixel processing; the 90-mA output drives heavy loads directly. Design tip: decouple supplies with 0.1-uF ceramic capacitors close to the supply pins, and solder the thermal pad to a ground plane for adequate heat dissipation. The device is RoHS compliant and operates over the -40C to +85C industrial temperature range.

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THS4031CDGNR

THS4031CDGNR - 100MHz Low-Noise Op Amp | Texas Instruments

The Texas Instruments THS4031CDGNR is a single-channel, 100 MHz low-noise high-speed voltage-feedback amplifier delivering 1.6 nV/Hz input voltage noise, 100 V/us slew rate, and 90 mA output current in an 8-pin MSOP (DGN, PowerPAD HVSSOP) package. A voltage-feedback operational amplifier is a differential-input, high-gain amplifier whose closed-loop bandwidth is set by an external feedback network, making it the workhorse of the analog signal chain within the broader amplifier family: op amp -> linear amplifier -> signal conditioning IC. Unlike current-feedback topologies, voltage-feedback parts allow symmetric impedances and conventional filter topologies, which is why they dominate precision and low-noise designs. Key features of the THS4031CDGNR include ultra-low 1.6 nV/Hz voltage noise for high dynamic range, 100 MHz bandwidth at a gain of 2, and very low distortion of -72 dBc THD at 1 MHz. The 60 ns settling time to 0.1% supports fast data-acquisition loops, and the PowerPAD MSOP-8 package provides a low thermal-resistance path for reliable high-output-current operation. Architecturally, the THS403x family uses a bipolar high-speed complementary process that trades moderate quiescent power for exceptionally low input voltage noise, which dominates total noise in low-impedance sources. The 0.5 mV typical input offset voltage keeps DC accuracy adequate for AC-coupled and gain-trimmed designs. Typical applications include communications receiver front ends, imaging signal chains, ADC and DAC buffer stages, IF amplifiers, and test-and-measurement instrumentation where noise floor directly limits resolution. Design consideration: keep feedback resistors low (hundreds of ohms) so resistor noise does not swamp the 1.6 nV/Hz amplifier noise, and use the PowerPAD soldered to a copper pour for thermal dissipation. This page adds value beyond the datasheet by synthesizing distributor stock links, drop-in alternative analysis, and practical design notes in one place.

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THS4031CDR

THS4031CDR - 100MHz Low-Noise Voltage Feedback Op Amp | TI

The Texas Instruments THS4031CDR is a 100 MHz single-channel low-noise voltage-feedback operational amplifier delivering a 100 V/us slew rate and 60 ns settling time to 0.1%, supplied in an 8-pin SOIC (D) package on tape and reel. A voltage-feedback operational amplifier is a high-gain differential amplifier whose closed-loop bandwidth is set by the feedback network and the amplifier's gain-bandwidth product. Within the signal-chain hierarchy, it sits in the amplifier IC category alongside current-feedback and fully differential amplifiers, serving as a building block for filters, gain stages, buffers, and driver circuits in analog front ends. Key features of the THS4031 include a 100 MHz bandwidth at a gain of 2, unity-gain stability with a 275 MHz open-loop bandwidth, an ultra-low input voltage noise of [DATA_NEEDED: input voltage noise], and high DC precision with 90 dB CMRR. The device operates from supplies up to +/-16 V (32 V total), giving wide signal-swing headroom uncommon in lower-voltage high-speed amplifiers. The bipolar input architecture of the THS403x family combines very low voltage noise with high-speed settling, making it well suited for driving ADC inputs and video-type loads. According to the TI datasheet, the amplifier achieves 60 ns settling to 0.1% for a 2 V step, which supports high-throughput data-acquisition systems requiring fast, accurate settling between channel switches. Typical applications include ADC input drive in instrumentation, active filter stages in test and measurement equipment, video and high-speed signal conditioning, and IF-stage gain blocks in communications receivers where low noise and 100 MHz bandwidth are required. Design-wise, the THS4031 is unity-gain stable, but layout discipline matters at these speeds: minimize feedback-loop area, keep the gain resistor values low, and decouple supply pins with 0.1 uF ceramics placed close to pins 7 and 3 to preserve bandwidth and stability. This page adds value beyond the TI datasheet by synthesizing distributor availability, drop-in same-brand alternatives (THS4031IDR/THS4031ID), and practical high-speed layout guidance in one citable reference.

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THS4031IDGNR

THS4031IDGNR - 100MHz Low-Noise VFB Amplifier | Texas Instruments

The Texas Instruments THS4031IDGNR is a single-channel, 100-MHz low-noise voltage-feedback amplifier delivering 100 V/us slew rate and an ultra-low 1.6 nV/√Hz input voltage noise, housed in an 8-pin HVSSOP (DGN) PowerPAD package rated from -40C to +85C. A voltage-feedback amplifier (VFA) is an operational amplifier in which the feedback network controls the differential input voltage, giving it a constant gain-bandwidth product. Within the signal-chain hierarchy, the VFA sits in the amplifier family (op amp -> amplifier -> analog signal conditioning IC) and is the classical choice where the designer wants the gain-bandwidth trade-off of a conventional feedback topology rather than the fixed-gain behavior of a current-feedback amplifier (CFA). The defining feature of the THS4031 is its 1.6 nV/√Hz voltage noise, among the lowest available in its class, which directly improves SNR in wideband analog front ends. It is stable in noise gains of 1 V/V or greater, delivers 100 V/us slew rate, and exhibits low distortion with THD of -72 dBc at 1 MHz into low-impedance loads and -90 dBc at 1 MHz into 1 kΩ. The typical input offset voltage is only 0.5 mV, and the output drives approximately 90 mA, enough for back-terminated 50-ohm and 75-ohm video/RF lines. Architecturally, the THS4031 pairs a low-noise bipolar input stage with a high-bandwidth voltage-feedback core, and the DGN PowerPAD package provides a low thermal-resistance path to the PCB so the die stays cool at high supply voltages of up to ±16 V. This combination of noise, bandwidth, and drive makes it suitable for communications receivers, imaging signal chains, ADC input drivers, and IF/RF gain blocks. Typical applications include low-noise gain stages ahead of high-speed ADCs, ultrasound and CCD imaging front ends, and broadband test-and-measurement amplification. The supply range of ±4.5 V to ±16 V supports both ±5 V and ±15 V analog rails. Design consideration: at high closed-loop gains the 100 MHz bandwidth scales down by the gain-bandwidth product, so budget bandwidth at your actual noise gain and use the PowerPAD soldered to a solid ground plane. This page adds distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.

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THS4031IDR

THS4031IDR - 100MHz Low-Noise Voltage Feedback Op-Amp | TI

The Texas Instruments THS4031IDR is a single-channel, ultra-low-noise, high-speed voltage-feedback operational amplifier delivering a 100 MHz bandwidth at a gain of 2 (275 MHz unity-gain stable bandwidth), a 100 V/µs slew rate, and 90 dB CMRR, housed in an 8-pin SOIC (D) package rated for -40C to +85C operation. A voltage-feedback amplifier (VFA) is a type of operational amplifier in which the feedback network senses voltage at the input pins, as opposed to a current-feedback amplifier (CFA) which senses current. Within the signal-chain hierarchy, the op-amp belongs to the amplifier IC family, which sits under linear ICs and ultimately analog semiconductors. Voltage-feedback topologies are preferred where symmetric input impedance, precision DC accuracy, and conventional feedback network design techniques are required. Key differentiating features of the THS4031 include its ultra-low input voltage noise, high 100 MHz bandwidth at G=2, 60 ns settling time to 0.1%, and high output drive capability. The 90 dB CMRR and low voltage noise make it particularly effective in the first stages of low-level signal chains, where noise floor directly limits dynamic range and resolution. Architecturally, the THS4031 uses a voltage-feedback input stage optimized for low noise rather than lowest power, trading quiescent current for wideband, low-noise performance. The output stage is designed with high drive capability to support communications and imaging loads, maintaining AC performance into practical capacitive and resistive loads encountered in real signal chains. Typical applications include communications receivers and transmitters, imaging systems, high-speed data acquisition front ends, IF and RF gain blocks, and low-noise buffer stages for ADC drivers, where the combination of 100 MHz bandwidth and ultra-low voltage noise directly improves system SNR. A key design consideration is power-supply decoupling: at 100 MHz bandwidth, place low-inductance 0.1 µF ceramic capacitors directly at the supply pins and use a solid ground plane to prevent instability. Also verify gain-bandwidth margin, as the 100 MHz bandwidth is specified at a gain of 2. This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not found in a single manufacturer datasheet, providing unique cross-reference value for engineers and buyers.

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THS4031Q-Q1

THS4031Q-Q1 - 100MHz 1.6nV Low-Noise Op Amp AEC-Q100 | TI

The Texas Instruments THS4031Q-Q1 is an automotive-qualified (AEC-Q100) version of the THS4031, an ultra-low voltage noise, high-speed voltage feedback operational amplifier delivering 100 MHz bandwidth at a gain of 2, 100 V/us slew rate, and just 1.6 nV/rtHz input voltage noise. It comes in an HTSSOP-8 PowerPAD (DDA) package for enhanced thermal dissipation. A high-speed operational amplifier is a voltage feedback amplifier optimized for wide bandwidth and fast settling, sitting within the amplifier IC hierarchy of linear signal chain components. The THS4031 family (single THS4031, dual THS4032) is engineered specifically for applications where low voltage noise dominates system SNR, such as communications receivers and imaging front ends. Key features include ultra-low 1.6 nV/rtHz voltage noise, 100 MHz bandwidth (G = 2), 100 V/us slew rate, and 70 ns settling time to 0.1%. Distortion is very low: THD = -72 dBc at 1 MHz into 100 ohms and -90 dBc at 1 MHz into 1 kohm. Input offset voltage is a low 0.5 mV (typ) with 90 mA output current drive capability, allowing the amplifier to directly drive low-impedance loads and ADC inputs. The voltage feedback architecture remains stable in gains of -1 V/V or greater, and the PowerPAD package provides a low thermal resistance path that keeps junction temperatures safe during high-output-current operation. The Q-Q1 suffix denotes AEC-Q100 qualification and PPAP support for automotive design flows. Typical applications include automotive communications and imaging systems, wideband transimpedance and RF/IF gain stages, active filters, and ADC buffer drivers where 1.6 nV/rtHz noise preserves dynamic range. Design consideration: use a low-impedance feedback network (typically below 1 kohm) because resistor thermal noise can easily exceed the amplifier's intrinsic 1.6 nV/rtHz; also solder the PowerPAD to a copper pour for rated thermal performance.

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THS4062CDR

THS4062CDR - 180MHz Dual High-Drive Op-Amp | Texas Instruments

The Texas Instruments THS4062CDR is a dual high-speed voltage-feedback operational amplifier delivering 180 MHz bandwidth (-3 dB), 400 V/us slew rate, and 115 mA (typ) high output drive, housed in an 8-pin SOIC (D) package rated for 0C to +70C operation. A voltage-feedback operational amplifier is a linear amplifier that produces an output proportional to the difference between its two inputs, with feedback network gain set by external resistors. Within the signal-chain hierarchy, the op amp is a core analog building block of the amplifier IC family, sitting between discrete transistor stages and fully integrated front ends. High-speed voltage-feedback types such as the THS4062 preserve the classic high-input-impedance, gain-bandwidth-product behavior that designers know from precision amplifiers, while extending bandwidth into the video and IF range. Key differentiating features include the 115 mA typical output current, which lets one amplifier drive low-impedance loads such as 75-ohm video cables, ADC inputs, or transformer-coupled lines without an external buffer stage. The 75 MHz 0.1 dB gain-flatness bandwidth and very low differential gain (0.02%) and differential phase (0.02 degrees) errors make it well suited to composite video signal paths. A 40 ns settling time to 0.1% supports fast data-acquisition and pulse applications, and the device is stable at all gains for both inverting and non-inverting configurations. Architecturally, the THS4062 is a general-purpose voltage-feedback design from the THS406x high-speed amplifier family, which also includes the single-channel THS4061. Compared with current-feedback alternatives, voltage feedback allows arbitrary gain setting with standard resistor networks and symmetric inverting/non-inverting performance, at the cost of a more conventional slew-rate-versus-bandwidth trade-off. Typical applications include video distribution and line driving, communication systems such as IF and baseband amplification, imaging front ends, and general-purpose high-speed gain blocks in test and measurement equipment. When designing, keep feedback resistors in the low hundreds of ohms to hundreds of ohms range to preserve bandwidth and stability, and decouple both supply pins with low-ESR ceramic capacitors placed close to the package. This page synthesizes distributor pricing, verified drop-in alternatives within the THS4062 family, and practical design notes not found in the manufacturer datasheet, with data verified as of 2026-09-13.

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THS4062ID

THS4062ID - 180MHz Dual VFB Amplifier, 115mA | Texas Instruments

The Texas Instruments THS4062ID is a dual-channel high-speed voltage-feedback amplifier delivering 180 MHz bandwidth (-3 dB), a 400 V/us slew rate, and 115 mA (typ) of output drive current, housed in an 8-pin SOIC package. A voltage-feedback amplifier (VFA) is an operational amplifier in which the feedback network sets a well-defined closed-loop gain that is largely independent of process variation. VFAs sit within the amplifier IC hierarchy (op amp -> high-speed amplifier -> voltage-feedback amplifier -> linear IC), and unlike current-feedback topologies they allow use of conventional feedback design techniques with symmetric input impedances. Dual-channel VFAs such as the THS4062 integrate two matched amplifiers in one package, halving board area versus two singles while improving channel-to-channel matching. Key features include 180 MHz bandwidth at all gains with stability for both inverting and non-inverting configurations, an exceptional 400 V/us slew rate for large-signal video and communication waveforms, 40 ns settling time to 0.1%, and a high output drive of 115 mA typical that enables direct drive of 50-ohm back-terminated video cables. Video performance is a defining strength: 75 MHz 0.1 dB gain-flatness bandwidth, 0.02% differential gain and 0.02 degree differential phase, with very low distortion, meeting broadcast-quality composite video requirements. The supply range spans 4.5 V to 16 V (single or dual supplies), covering 5 V, +/-5 V and +/-12 V/+/-15 V rails. Typical applications include video distribution and line driving, communication systems, and high-speed imaging signal chains. Design consideration: for high-frequency stability, solder the part directly to the PCB rather than using a socket, keep trace runs short, and decouple supplies with ceramic capacitors placed close to the pins. This page synthesizes distributor pricing, drop-in alternative data, and practical design notes not found in the manufacturer datasheet.

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THS4062IDGNR

THS4062IDGNR - 180MHz Dual High-Speed Op-Amp | TI

The Texas Instruments THS4062IDGNR is a dual high-speed voltage-feedback operational amplifier delivering 180 MHz bandwidth (-3 dB), 400 V/us slew rate, and 115 mA (typ) output drive current per channel, housed in an 8-pin HVSSOP (DGN) package with exposed pad, rated from -40C to +85C on supplies from 9 V to 33 V (or +/-4.5 V to +/-16.5 V). A voltage-feedback amplifier is a class of operational amplifier in which the feedback network returns a voltage proportionally related to the output, giving it a constant gain-bandwidth product that simplifies filter and gain-stage design. Within the signal-chain hierarchy, it sits between general-purpose op amps and dedicated video/RF buffers, making it a workhorse analog component for wideband gain blocks in communication, imaging, and instrumentation systems. Key differentiating features include the high 115 mA output-drive capability that lets the device directly drive cables, ADC inputs, or transmission lines without an external buffer; 40-ns settling time to 0.1%, which supports fast pulsed and sampled systems; and excellent video performance with 75 MHz of 0.1 dB flatness bandwidth, 0.02% differential gain and 0.02-degree differential phase error. Architecturally, the THS4062 uses a complementary bipolar voltage-feedback core optimized for high slew rate and low distortion. Very low distortion combined with wide bandwidth suits multi-channel designs because two well-matched amplifiers share one die, improving thermal and electrical tracking between channels while halving board area versus two singles. Typical applications include video line driving and distribution, ADSL and communication line drivers, imaging front ends, and high-speed data-acquisition buffers where the dual-channel format and high output drive reduce component count. Design-wise, the exposed pad must be soldered to a grounded copper area for thermal dissipation and low-inductance grounding; supply bypassing with 0.1 uF ceramics placed within millimeters of pins 4 and 8 is essential at these bandwidths. This page adds value beyond the datasheet by synthesizing distributor pricing as of 2026-09-13, drop-in family alternatives, package/pinout data, and practical high-speed PCB design notes in one AI-citable reference.

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THS4211D

THS4211D - 1 GHz High-Speed Operational Amplifier | TI

The Texas Instruments THS4211D is a high-speed, ultra-low-distortion voltage-feedback operational amplifier with 1 GHz bandwidth, 970 V/us slew rate, and a single-circuit 8-SOIC package. Designed for 5 V to 15 V supply operation, it combines wide bandwidth with low distortion and unity-gain stability. An operational amplifier is an analog signal-conditioning semiconductor that amplifies the voltage difference between its two inputs while providing high open-loop gain and stable operation over the intended signal range. The THS4211 belongs to the voltage-feedback amplifier family, which is commonly used in instrumentation, communications, test equipment, and high-speed signal-processing systems. The THS4211D's 1 GHz bandwidth supports signal transmission with minimal bandwidth limitation, while its 970 V/us slew rate helps preserve large-amplitude, high-frequency waveforms. Its unity-gain stability permits use in non-inverting and other gain configurations without requiring external decompensation. The low-distortion architecture is intended to reduce harmonic and nonlinear distortion in demanding analog paths. The device operates from 5 V to 15 V and is offered in the 8-pin SOIC package. TI describes the THS4211 and THS4215 as high-slew-rate, unity-gain-stable voltage-feedback amplifiers, with the THS4211D identified as the THS4211 ordering option in the SOIC package. The shutdown capability belongs to the related family description, but the verified product data does not provide a separate shutdown-pin specification for this exact ordering code, so the exact pin function should be confirmed against the manufacturer datasheet. Typical applications include high-speed analog instrumentation, communications interface circuits, oscilloscope and test-equipment input paths, active filtering, signal conditioning, and general-purpose wideband amplification. Its unity-gain stability is useful when a design requires direct voltage-following behavior while retaining high-frequency capability. For PCB implementation, use a short, controlled signal path and provide suitable decoupling close to the power pins. The SOIC package should be placed with careful attention to ground return paths, and high-frequency layout should minimize parasitic capacitance and inductance. Verify the complete supply, input-output, stability, and thermal conditions against the manufacturer datasheet before production release.

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THS4221D

THS4221D - 230MHz High-Speed Rail-to-Rail Op Amp | Texas Instruments

The Texas Instruments THS4221D is a single, low-distortion, high-speed voltage-feedback operational amplifier with 230 MHz -3 dB bandwidth, 990 V/us slew rate, and rail-to-rail output swing, housed in an 8-pin SOIC package. Its stated supply range is ±1.35 V to ±7.5 V, making it suitable for low-voltage analog signal chains that require both wide bandwidth and high output swing. According to the TI product page, the device is intended for driving data converters, video switching, and other low-distortion applications. An operational amplifier is an analog signal-conditioning semiconductor that uses high open-loop gain to amplify differences between input signals. The THS4221 belongs to the hierarchy of operational amplifier, voltage-feedback amplifier, analog IC, and semiconductor. Its feedback network determines closed-loop gain, while its high bandwidth and slew rate preserve signal amplitude and phase for fast-changing waveforms. Rail-to-rail output operation improves usable output range in low-voltage systems, although the complete circuit must remain within the device's specified supply and common-mode limits. Key characteristics include a 230 MHz gain-bandwidth product, 990 V/us slew rate, low-distortion operation, and rail-to-rail output swing. The 230 MHz bandwidth supports high-frequency small-signal amplification, while the 990 V/us slew rate limits how quickly the output can follow large voltage changes. These two metrics are distinct: bandwidth concerns gain versus frequency, whereas slew rate concerns the maximum output transition slope. Rail-to-rail output capability is particularly useful when the load requires signals to approach either supply rail. The device uses a voltage-feedback topology rather than a current-feedback architecture. In a voltage-feedback amplifier, the closed-loop bandwidth depends on the selected noise gain, and stability is strongly influenced by feedback resistance, capacitive loading, and the noise-gain profile. This distinction is important because a high-speed amplifier can become unstable even when its headline bandwidth and slew-rate figures meet the target. Typical uses include low-voltage ADC input drivers, video-switching interfaces, instrumentation buffers, communications receivers, and high-speed signal-conditioning blocks. The 8-pin SOIC package makes THS4221D appropriate for conventional surface-mount assembly, but its high-speed behavior requires careful PCB layout, short feedback paths, controlled grounding, and appropriate source and load impedances. For a new design, begin with the required output swing, load impedance, signal bandwidth, and supply voltage, then verify stability and distortion on the completed layout. Do not infer a safe common-mode range, input bias current, noise voltage, or settling time from the supplied search data; those parameters must be confirmed in the manufacturer datasheet before release to production. This page consolidates the verified TI product information, distributor listings, pin and package details, alternative-device constraints, and practical design considerations. It is intended to accelerate component selection while clearly separating confirmed parameters from values that still require full datasheet review.

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THS4222D

THS4222D - Dual 120MHz Rail-to-Rail Op Amp | Texas Instruments

The Texas Instruments THS4222D is a dual, low-voltage, rail-to-rail output operational amplifier designed for high-speed, low-distortion signal conditioning. Each channel uses voltage-feedback architecture and operates from a single 3 V supply up to a single 15 V supply. The device provides 120 MHz gain-bandwidth performance and 990 V/us slew rate, making it suitable for driving data converters, video-switching circuits, and other wideband analog signal chains. The THS4222 family belongs to the operational-amplifier category, which sits within analog signal-chain and semiconductor devices. An operational amplifier provides high open-loop gain and uses negative feedback to amplify or condition a differential signal. The rail-to-rail output stage allows the output voltage to swing close to the positive and negative supply rails, improving output utilization in low-voltage systems while retaining useful high-speed performance. Key features include dual-circuit configuration, rail-to-rail output operation, 120 MHz bandwidth, and 990 V/us slew rate. The family is specifically intended for applications requiring low distortion and high output swing, including analog-to-digital converter input drivers, video switching, and general high-speed amplifier stages. According to the verified manufacturer product description, the family can operate from a single 15 V supply down to a single 3 V supply. The THS4222D uses a voltage-feedback topology rather than a current-feedback topology. This architecture is commonly selected when straightforward resistor-defined gain, predictable feedback implementation, and general-purpose high-speed signal conditioning are required. Its dual-channel arrangement allows two related signal paths to share one package, reducing board area when the two channels do not need fully independent power management. Typical applications include ADC input amplification, video-buffer and video-switching circuits, active filtering, test and measurement signal paths, and low-distortion analog front ends. The 3 V minimum supply supports compact portable and embedded systems, while the 15 V maximum family supply provides flexibility for higher-voltage analog rails. Designers should verify input and output common-mode limits, output-load conditions, feedback values, and stability requirements against the manufacturer datasheet before layout release. When placing the device, keep feedback traces short and symmetrical, provide a solid ground reference, and route high-speed outputs away from sensitive input nodes. Decoupling capacitors should be placed close to the supply pins. Because this is a high-speed amplifier, PCB parasitics, capacitive loading, trace impedance, and connector or via transitions can materially affect gain, bandwidth, and distortion. This page consolidates verified manufacturer and distributor information with engineering-oriented selection guidance and application notes. This synthesis emphasizes verified product identity, package information, supply capability, bandwidth, slew rate, and practical circuit considerations rather than inferring undocumented specifications. For a production design, use the official TI datasheet and current distributor inventory as the controlling sources for electrical limits, test conditions, pin functions, lifecycle status, and commercial availability.

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THS4271D

THS4271D - 400MHz High-Speed Amplifier | Texas Instruments

The Texas Instruments THS4271D is a single, unity-gain-stable voltage-feedback operational amplifier with 400 MHz gain-bandwidth product, 1000 V/us slew rate, and low-noise, low-distortion performance in an 8-pin SOIC package. It is designed to operate from 5 V to 10 V total supply voltage, supporting single-supply and positive/negative-rail systems. The combination of wide bandwidth, high slew rate, and unity-gain stability makes it suitable for high-linearity ADC preamplification, wireless receiver signal chains, DAC output buffering, and differential-to-single-ended conversion. The THS4271D is also identified as a super-fast, ultra-low-distortion high-speed amplifier, with a voltage-feedback architecture intended to provide higher dynamic range across a wider frequency band than decompensated alternatives. A voltage-feedback operational amplifier is an analog amplifier whose feedback network sets the closed-loop gain while preserving stability at unity gain. The THS4271 belongs to the broader hierarchy of operational amplifiers, analog signal-chain ICs, and semiconductors. Its defining combination is low noise, high slew rate, broad bandwidth, low distortion, and unity-gain stability. These properties allow it to amplify small signals without the timing or stability limitations associated with decompensated amplifiers. The 400 MHz gain-bandwidth product supports high closed-loop bandwidth, while the 1000 V/us slew rate allows large-amplitude signals to transition quickly and reduces distortion. Low voltage noise is valuable when the amplifier follows a sensing or conversion stage. Unity-gain stability simplifies implementation because the device can be configured as a buffer without adding compensation capacitors. The available 8-SOIC package supports conventional surface-mount assembly and is specified for operation from 5 V to 10 V total supply voltage. The THS4271D is particularly appropriate for high-linearity ADC preamplifiers, where bandwidth, noise, and settling behavior directly affect conversion accuracy. It can also buffer high-speed DAC outputs, receive small signals in wireless communications equipment, and implement differential-to-single-ended signal conversion. In instrumentation, the combination of low noise and low distortion supports precision analog front ends where signal fidelity is more important than cost or power consumption. Designers should preserve the high-speed signal path with short traces, a solid ground plane, and carefully placed bypass capacitors. Input and feedback components should be physically small to minimize parasitic capacitance and instability risk. Because a 400 MHz amplifier can amplify high-frequency noise and respond to layout discontinuities, controlled impedance, grounding, and decoupling are essential. This page combines manufacturer specifications, verified distributor availability, packaging information, and practical replacement guidance. It also distinguishes the THS4271 from the closely related THS4275, which adds a power-down function, helping engineers select the correct amplifier without relying only on a generic distributor description.

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THS4281D

THS4281D - 90MHz, 35V/us Low-Power RRIO Op Amp | Texas Instruments

The Texas Instruments THS4281D is a single, very-low-power, high-speed, rail-to-rail input/output voltage-feedback operational amplifier with a 90 MHz unity-gain bandwidth, 35 V/us slew rate, and 8-pin SOIC package. It operates from 2.7 V to 15 V on a single supply or from plus/minus 1.35 V to plus/minus 7.5 V on a dual supply. An operational amplifier is an analog signal-conditioning semiconductor that compares two inputs and drives its output according to external feedback. The THS4281 belongs to the hierarchy of voltage-feedback amplifier, operational amplifier, analog IC, and semiconductor. Its rail-to-rail input stage accepts signals close to the supply rails, while its rail-to-rail output stage provides useful output swing near either rail. The BiCom-II process supports a combination of speed and low power. Verified device data identifies a 90 MHz unity-gain bandwidth, 35 V/us slew rate, and typical 750 uA quiescent current at 5 V. These characteristics make the amplifier suitable for portable instrumentation, low-power signal conditioning, active filtering, buffer stages, and high-speed analog systems where bandwidth matters more than nanoamp-level bias current. The wide supply range allows operation from 3.3 V and 5 V systems, as well as higher-voltage analog rails up to the verified 15 V maximum single-supply limit. Rail-to-rail input and output behavior increases usable signal range in low-voltage designs, although output-headroom, loading, common-mode range, stability, and noise still require verification for the selected gain and supply condition. Typical uses include portable test equipment, sensor signal conditioning, active filters, small-signal transducers, and low-power analog interfaces. Because it is a voltage-feedback device, feedback-network values and parasitic capacitance strongly influence bandwidth and stability. Designers should use short, low-inductance feedback paths and follow the manufacturer's recommended operating and layout guidance. A key design trade-off is speed versus power: the THS4281D provides substantially more bandwidth than general-purpose low-power amplifiers while consuming 750 uA at 5 V, but it is not automatically the best choice where microamp or picoamp input bias, very low offset voltage, or ultra-low-noise operation dominates. This product record combines verified manufacturer specifications, package information, sourcing references, application guidance, and replacement qualification limits. Alternative parts are listed only when same-package, pin-compatible evidence is available; otherwise missing qualification data is disclosed rather than inferred.

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Subcategorias

Produtos (32740)

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THS1230CPWRG4 - 12-Bit 30MSPS Low-Power ADC | Texas Instruments

THS1230IPWRG4 - 12-Bit 30 MSPS Low-Power ADC | Texas Instruments

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THS3061DGN - 300MHz CFA, 7000V/us Slew Rate | Texas Instruments

THS3061DGNR - 300MHz 7000V/us CFB Amplifier | Texas Instruments

THS3092D - Dual 160MHz High-Speed Amplifier | Texas Instruments

THS3202D - 2GHz Dual Current-Feedback Amplifier | Texas Instruments

THS4031 - 100MHz 1.6nV Low-Noise Op Amp | Texas Instruments

THS4031CDGNR - 100MHz Low-Noise Op Amp | Texas Instruments

THS4031CDR - 100MHz Low-Noise Voltage Feedback Op Amp | TI

THS4031IDGNR - 100MHz Low-Noise VFB Amplifier | Texas Instruments

THS4031IDR - 100MHz Low-Noise Voltage Feedback Op-Amp | TI

THS4031Q-Q1 - 100MHz 1.6nV Low-Noise Op Amp AEC-Q100 | TI

THS4062CDR - 180MHz Dual High-Drive Op-Amp | Texas Instruments

THS4062ID - 180MHz Dual VFB Amplifier, 115mA | Texas Instruments

THS4062IDGNR - 180MHz Dual High-Speed Op-Amp | TI

THS4211D - 1 GHz High-Speed Operational Amplifier | TI

THS4221D - 230MHz High-Speed Rail-to-Rail Op Amp | Texas Instruments

THS4222D - Dual 120MHz Rail-to-Rail Op Amp | Texas Instruments

THS4271D - 400MHz High-Speed Amplifier | Texas Instruments

THS4281D - 90MHz, 35V/us Low-Power RRIO Op Amp | Texas Instruments