INA326EA/2K5

Overview

The INA326EA/2K5 is a precision, low-drift CMOS instrumentation amplifier manufactured by Texas Instruments. It features a single channel with a 1 kHz bandwidth and a common-mode rejection ratio of 100 dB. The device operates on supply voltages between 2.7 V and 5.5 V, drawing 2.4 mA of operating current. Key electrical specifications include an input bias current of 2 nA and an input offset voltage of 100 uV. It is housed in a VSSOP-8 surface-mount package and functions within a temperature range of -40°C to +85°C.

Feature Summary

• Precision low-drift CMOS architecture for stable signal amplification
• High common-mode rejection capability for noise reduction
• Low power consumption suitable for battery-operated systems

Applications

• Precision sensor signal conditioning
• Data acquisition systems
• Industrial process control

Procurement Notes

Verify the specific suffix '2K5' against the manufacturer's official documentation to confirm packaging details and availability status. This component may be discontinued or subject to limited production runs. Ensure compatibility with existing design parameters before procurement. Check for alternative sources if standard distribution channels are unavailable.

Selection Notes

Select this component when high precision and low drift are required in a low-power environment. The 1 kHz bandwidth limits suitability for high-frequency applications. Compare input offset voltage and bias current requirements against other instrumentation amplifiers in the Texas Instruments portfolio to ensure optimal performance for the specific circuit design.

Part Context

This part belongs to the INA326 series of instrumentation amplifiers from Texas Instruments. The series focuses on micropower and precision applications using CMOS technology. The EA/2K5 designation indicates a specific package type and reel quantity configuration within this product line.

Replacement Considerations

Consult the Texas Instruments datasheet for direct pin-compatible alternatives within the INA326 family. Verify that any substitute maintains the required 100 dB CMRR and 100 uV Vos specifications.