Instrumentation amplifiers - the next level of precision signal conditioning
Integrated resistor networks maximize accuracy and space efficiency
Our portfolio of instrumentation amplifiers offers a wide range of options to help ensure optimized performance for a variety of applications. With cutting-edge process and thin-film technology, these products achieve very high levels of direct-current (DC) precision such as offset voltage, gain error, drift and common-mode rejection. Innovative designs enable our instrumentation amplifiers to reach unprecedented levels of speed, noise, and power while state-of-the-art packaging push the boundaries on size with 3x3-mm QFN options for maximum space savings.
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Featured instrumentation amplifiers
INA821
Wide bandwidth (4.7MHz), low noise (7nV/√Hz), low offset (35μV), low drift (0.4μV/˚C) instrumentation amp built on TI's super-beta technology. Optimized to provide a high CMRR under all conditions
INA819
The industry's smallest 36-V instrumentation amp with 35-μV offset, low-noise (7-nV/√Hz), and low-power (0.35 mA)
INA849
The industry’s highest bandwidth, lowest noise monolithic instrumentation amplifier with super-beta inputs
INA333-Q1
Automotive, zero-drift, micro-power, high CMRR, instrumentation amplifier. Suitable for automotive resistive bridge applications (pressure, strain, torque and force sensors) and HEV/EV current sensing
Featured technical resources
Build your expertise with TI Precision Labs - Instrumentation Amplifiers
The instrumentation amplifier video series curriculum covers the theory and operation of instrumentation amplifiers. These training videos highlight the importance of precision differential input amplification, common mode noise rejection and our design tools and calculators to help you achieve first-pass design.
Comprehensive Error Calculation for Instrumentation Amplifiers
Learn more about how to calculate error sources in common instrumentation amplifiers applications
Difference Between an Instrumentation Amplifier and a Current Sense Amplifier
Learn more about the tradeoffs between instrumentation amplifiers and current sense amplifiers
Super-Beta Input Amplifiers: Features and Benefits
Learn how Super-beta transistors improve precision performance in bipolar amplifiers
Supporting High Voltage Common Mode Using Instrumentational Amplifier
Learn how to use signal passive scaling in front of instrumentation amplifier to achieve high common mode voltages
Learn more about the answers to frequently asked questions regarding instrumentation amplifiers
Learn more about the properties of an instrumentation amplifier and how it can benefit applications with small error budgets