Ultra Low Input Bias Current Instrumentation Amplifier

INA116 is not recommended for new designs.
This product continues to be in production to support existing customers. Please consider one of these alternatives:
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Similar but not functionally equivalent to the compared device:
INA121 ACTIVE FET-Input, Low Power Instrumentation Amplifier INA121 has lower offset and higher CMRR, with half the power consumption
INA819 ACTIVE Low power (350-µA), precision instrumentation amp with ±60-V overvoltage protection (gain pins 2, 3) INA121 has lower offset and higher CMRR, with half the power consumption
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Product details

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Technical documentation

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Type Title Date
* Datasheet Ultra Low Input Bias Current Instrumentation Amplifier datasheet Sep. 27, 2000
Technical articles What is an instrumentation amplifier? Aug. 09, 2019
White papers The Signal e-book: A compendium of blog posts on op amp design topics Mar. 28, 2017
Technical articles How to layout a PCB for an instrumentation amplifier Oct. 14, 2016
Technical articles Dealing with rejection: Instrumentation amplifier PSRR and CMRR (Part I) Nov. 25, 2013
Application notes Programmable-Gain Instrumentation Amplifiers Sep. 27, 2000

Design & development

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Design tools & simulation

SIMULATION TOOLS Download
SPICE-based analog simulation program
TINA-TI TINA-TI provides all the conventional DC, transient and frequency domain analysis of SPICE and much more. TINA has extensive post-processing capability that allows you to format results the way you want them. Virtual instruments allow you to select input waveforms and probe circuit nodes voltages (...)
document-generic User guide
CALCULATION TOOLS Download
Analog engineer's calculator
ANALOG-ENGINEER-CALC — The Analog Engineer’s Calculator is designed to speed up many of the repetitive calculations that analog circuit design engineers use on a regular basis. This PC-based tool provides a graphical interface with a list of various common calculations ranging from setting op-amp gain with feedback (...)
Features
  • Expedites circuit design with analog-to-digital converters (ADCs) and digital-to-analog converters (DACs)
    • Noise calculations
    • Common unit translation
  • Solves common amplifier circuit design problems
    • Gain selections using standard resistors
    • Filter configurations
    • Total noise for common amplifier configurations
  • (...)
CALCULATION TOOLS Download
Common-Mode Input Range Calculator for Instrumentation Amplifiers
INA-CMV-CALC The Common-Mode Input Range Calculator is tool for quickly generating plots of an instrumentation amplifier’s common-mode input range vs output. The tool is compatible with both 2-amp and 3-amp instrumentation amplifiers utilizing any supply range.

The Common-Mode Input Range Calculator is pre-loaded (...)

Features
  • Preloaded with 20 of TI’s most popular instrumentation amplifier specifications
  • Customizable supply, gain, and voltage reference options
  • Calculator displays output limitations graphically and numerically
CALCULATION TOOLS Download
SBOC452I.ZIP (209503 KB)

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PDIP (N) 16 View options
SOIC (DW) 16 View options

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