Texas Instruments

INA322EA/2K5

The INA322EA/2K5 is a high-precision, low-power, monolithic instrumentation amplifier designed by Texas Instruments. It is part of the INA322 series, which offers excellent performance and flexibility for a wide range of applications.

Description:

The INA322EA/2K5 is a precision instrumentation amplifier with an input voltage range that can accommodate ±20.7V. It is available in a 5mm lead 16-pin thin shrouded flat package (TSSOP). The device features low input bias current, low noise, and high common-mode rejection ratio (CMRR), making it suitable for a variety of precision measurement applications.

Features:

1. Wide input voltage range: ±20.7V
2. Low input bias current: 1pA typical
3. Low noise: 4.5nV/√Hz typical
4. High common-mode rejection ratio (CMRR): 120dB typical
5. Low power consumption: 330µA typical (G = 1000)
6. Rail-to-rail input and output
7. Internal frequency compensation
8. Available in a 16-pin TSSOP package

Applications:

1. Strain gauge amplifiers
2. Bridge amplifiers for pressure, position, and temperature sensors
3. Medical equipment, such as blood pressure monitors and respiration monitors
4. Industrial control systems, including process control and monitoring
5. Battery monitoring systems
6. Data acquisition systems (DAQ)
7. Precision current sensing
8. Audio applications, such as microphone preamps and active filters

The INA322EA/2K5 is a versatile and high-performance instrumentation amplifier that can be used in a wide range of applications where precision and accuracy are crucial. Its low power consumption and excellent specifications make it an ideal choice for battery-powered and portable devices, as well as for systems that require high-resolution measurements.