TLV2772ID - Dual 5.1MHz High-Slew-Rate Op Amp | Texas Instruments
料号： TLV2772ID ✓ 量产中TLV2772ID 概述
An operational amplifier is a voltage-gain amplifier that uses external feedback to control gain and signal behavior. Operational amplifiers form the basic building blocks of analog signal chains, where they perform functions such as buffering, amplification, level shifting, filtering, active gain control, and impedance conversion. In a precision instrumentation system, they help condition small sensor signals before conversion or further processing.
The TLV2772ID combines a 5.1 MHz gain-bandwidth product with a relatively high 10.5 V/us slew rate. These characteristics allow the amplifier to respond to rapidly changing input signals while operating from a supply of up to 5.5 V. Rail-to-rail output operation supports signal swings near the upper and lower limits of the available output range, although the usable swing still depends on output current, load, and supply voltage.
Each TLV2772ID package contains two amplifier channels. The family is designed for low-voltage analog systems where rail-to-rail output, bandwidth, and slew-rate performance are important. A CMOS implementation and a shutdown function make the device applicable to portable instrumentation, battery-powered measurement systems, and designs that require controlled amplifier turn-off. The manufacturer classifies the TLV2772 as a high-slew-rate, rail-to-rail-output operational amplifier.
Typical applications include low-level sensor signal conditioning, portable data-acquisition front ends, audio and communication interface circuits, buffer stages, and general-purpose analog amplification. In these systems, the 5.1 MHz bandwidth and 10.5 V/us slew rate help preserve signal fidelity when operating at higher signal frequencies or driving moderate capacitive loads.
When designing around the TLV2772ID, verify the input common-mode range, output swing, noise, offset, and capacitive-load stability in the Texas Instruments datasheet Rev. G for the exact channel and supply conditions. Place input and feedback components close to the amplifier pins, and use short, low-impedance routing to avoid parasitic capacitance and feedback-loop instability.
This page combines the manufacturer’s identified electrical characteristics with application guidance, drop-in-family alternatives, package information, and engineering-focused selection considerations. It is designed to help designers determine whether the TLV2772ID’s dual-channel architecture, supply rating, bandwidth, slew rate, and SOIC footprint fit a low-voltage analog design.
直接替换替代料： TLV2772ID ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
TLV2772IDR
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TLV2772QD
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TLV2772QDR
✅ 直接替换📋 参考替代料（不在目录中）
TLV2772AID
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TLV2772ID 最大额定值与电气特性
| Amplifier Type | Dual CMOS operational amplifier |
| Number of Channels | 2 channels |
| Maximum Supply Voltage | 5.5 V |
| Minimum Supply Voltage | 2.7 V |
| Gain-Bandwidth Product | 5.1 MHz |
| Slew Rate | 10.5 V/us |
| Output Topology | Rail-to-rail output |
| Shutdown Function | Yes |
| 封装 | 8-pin SOIC |
| 安装类型 | Surface mount |
TLV2772ID 8-pin soic 引脚配置指南
TLV2772ID（8-pin soic 封装）的引脚配置。 该模拟元件具有输入、输出和电源引脚。请参阅制造商数据手册以了解失调调零、补偿和使能引脚配置。适用于信号调理和放大器电路。
暂无详细引脚数据： TLV2772ID.
请参阅 数据手册 以查看完整引脚配置。
典型应用
TLV2772ID 适用于 6 应用s: Low-Level Sensor Signal Conditioning, Portable Data Acquisition Front End, Audio Interface Buffering, Communication Interface Amplification, Industrial Control Signal Conditioning, Low-Voltage Filtering and Active Gain Control.
Low-Level Sensor Signal Conditioning
The TLV2772ID fits sensor front ends that need amplification and buffering within a compact dual-channel analog path. Its 5.1 MHz gain-bandwidth product provides useful bandwidth for signals well above the slow-response range of many general-purpose precision amplifiers, while the 10.5 V/us slew rate helps preserve large-signal dynamics. Place one channel in a non-inverting gain stage and the other as an output buffer when sensor impedance and common-mode range permit. Check input offset, bias current, and noise against the sensor source impedance before fixing the gain and capacitor values.
推荐
Portable Data Acquisition Front End
The TLV2772ID is appropriate for two-channel portable measurement systems that require a compact amplifier with low-voltage operation and shutdown control. Its supply range of 2.7 V to 5.5 V supports common single-cell and low-voltage rails, while the two channels in one 8-pin SOIC can handle gain and buffering functions. The 5.1 MHz bandwidth and 10.5 V/us slew rate accommodate faster sensor waveforms than a conventional slow amplifier. For battery-powered equipment, include the shutdown state and quiescent current in the average-current budget, and confirm the ADC input range before selecting the gain.
推荐
Audio Interface Buffering
The TLV2772ID can serve as an audio-interface buffer where rail-to-rail output and faster slew response are more useful than ultra-low-noise precision specifications. Its 10.5 V/us slew rate reduces the risk of large-signal distortion compared with slower amplifiers, and the 5.1 MHz gain-bandwidth product provides margin above common audio-band signals. The 2.7 V to 5.5 V supply range fits portable audio systems. Use the two channels for input buffering or impedance conversion, and verify output swing, capacitive-load stability, and distortion at the actual drive impedance and channel voltage.
推荐
Communication Interface Amplification
The TLV2772ID is suitable for communication-interface stages that need moderate bandwidth, rail-to-rail output, and flexible low-voltage operation. The 5.1 MHz gain-bandwidth product and 10.5 V/us slew rate can support edge rates well beyond audio-band signals while retaining a compact dual amplifier in an 8-pin SOIC package. Its two channels can amplify a transmit signal and buffer a receive or monitoring signal. Check the interface’s logic thresholds, input common-mode range, output loading, and isolation requirements against the exact electrical characteristics before using the shutdown function for rapid channel isolation.
推荐
Industrial Control Signal Conditioning
The TLV2772ID can condition low-level control and diagnostic signals in industrial equipment where a 2.7 V to 5.5 V analog rail limits available amplifier options. Rail-to-rail output maximizes usable signal range in low-voltage systems, and the 5.1 MHz bandwidth plus 10.5 V/us slew rate provides response for sensors, filters, and feedback loops rather than only static measurements. Use one channel for amplification and the other for active filtering or buffering. Validate the industrial temperature grade, noise performance, input range, and output drive for each specific operating environment.
推荐
Low-Voltage Filtering and Active Gain Control
The TLV2772ID can implement active filters and programmable-gain blocks where the 5.1 MHz gain-bandwidth product is adequate for the closed-loop bandwidth. Its 10.5 V/us slew rate supports faster signal transitions, while rail-to-rail output improves dynamic range in low-voltage systems. Two independent channels allow cascading a filter and a buffer or implementing a two-stage gain architecture. Account for op-amp gain-bandwidth products when setting stage bandwidth, include realistic component tolerances, and verify capacitive-load stability and output-current limits in the manufacturer’s recommended application guidance.
推荐
推荐产品汇总
工程参考数据： TLV2772ID ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | TLV2772IDR | TLV2772QD | TLV2772QDR | TLV2772AID |
|---|---|---|---|---|---|
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package | SOIC-8 | SOIC-8 - same | SOIC-8 - same | SOIC-8 - same | SOIC-8 - same |
| Number of Channels | 2 channels | 2 channels | 2 channels | 2 channels | 2 channels |
| Maximum Supply Voltage | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Minimum Supply Voltage | 2.7 V | 2.7 V | 2.7 V | 2.7 V | 2.7 V |
| Gain-Bandwidth Product | 5.1 MHz | 5.1 MHz | 5.1 MHz | 5.1 MHz | 5.1 MHz |
| Slew Rate | 10.5 V/us | 10.5 V/us | 10.5 V/us | 10.5 V/us | 10.5 V/us |
| Output Topology | Rail-to-rail output | Rail-to-rail output | Rail-to-rail output | Rail-to-rail output | Rail-to-rail output |
关键差异点
- Dual high-speed channels in one compact package （对比 TLV2402ID)
- Automotive-grade family option with the same principal dynamic ratings （对比 TLV2772ID)
- Equivalent electrical configuration with different orderable packaging （对比 TLV2772ID)
设计说明
Place input, feedback, and decoupling components close to their associated TLV2772ID pins. Keep the shutdown trace away from high-impedance inputs and feedback nodes to prevent injected transients from modulating the output. Use a continuous ground reference beneath the device, minimize loop area around each amplifier channel, and avoid routing sensitive signals between the two channels. These measures are especially important because a 10.5 V/us slew rate can couple edge energy into nearby circuitry even when the final bandwidth is moderate.
Do not assume that rail-to-rail output eliminates the need to verify output swing. The usable output range depends on supply voltage, output current, load impedance, and channel state. Likewise, confirm the input common-mode range before using the TLV2772ID in a single-supply sensor circuit. The device’s 2.7 V to 5.5 V supply range defines valid operation, but it does not make every input or output voltage acceptable at every supply condition.
Evaluate the complete feedback network rather than only the nominal gain-bandwidth product. High closed-loop gain reduces available bandwidth, and parasitic capacitance around a high-value feedback resistor can alter stability. If driving a capacitive load, consult the manufacturer’s stability and output-current guidance and add an isolation resistor only after confirming its effect on amplitude and bandwidth. For shutdown control, use a clean logic signal and verify timing against the datasheet Rev. G.
合规信息
The TLV2772 family includes automotive-qualified variants, but the exact suffix-level compliance and qualification declarations must be confirmed for TLV2772ID in the manufacturer product documentation.