INA2143UA/2K5G4

Overview

The INA2143UA/2K5G4 is a dual precision difference amplifier manufactured by Texas Instruments. It features a high slew rate of 5 V/µs and a low input offset voltage of 100 µV. The device operates on a supply voltage range of 4.5 V to 36 V with a maximum supply current of 950 µA per channel. It provides an output current capability of 32 mA per channel and is housed in a 14-pin SOIC package.

Feature Summary

• Dual-channel architecture for simultaneous signal processing
• High-speed performance with 5 V/µs slew rate
• Precision differential amplification with low offset voltage
• Wide single-supply operation capability

Applications

• Optical network equipment
• Industrial process control systems
• Data acquisition systems

Procurement Notes

Verify the specific suffix '2K5G4' against the manufacturer's official documentation to confirm reel quantity and RoHS compliance status. Ensure the component matches the 14-SOIC physical footprint and electrical specifications required for the target circuit design before finalizing procurement orders.

Selection Notes

Select this component when dual independent difference amplification is required within a single package. It is suitable for applications demanding high slew rates and wide supply voltage ranges up to 36 V. Consider the 100 µV offset voltage specification for precision requirements in signal conditioning paths.

Part Context

This part belongs to the INA2143 family of precision difference amplifiers from Texas Instruments. It is designed for applications requiring accurate differential signal measurement. The device integrates matched internal resistors to provide stable gain characteristics without external components.

Replacement Considerations

Check for direct pin-compatible substitutes within the same TI family or equivalent performance parts from other manufacturers. Verify that alternative components meet the 36 V maximum supply voltage and 5 V/µs slew rate requirements.