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 functionality 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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Technical documentation

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

Design & development

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Design tools & simulation

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PSpice® for TI design and simulation tool
PSPICE-FOR-TI — PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Features
  • Leverages Cadence PSpice Technology
  • Preinstalled library with a suite of digital models to enable worst-case timing analysis
  • Dynamic updates ensure you have access to most current device models
  • Optimized for simulation speed without loss of accuracy
  • Supports simultaneous analysis of multiple products
  • (...)
SIMULATION TOOL 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 TOOL 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
  • (...)

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

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