Analog Devices AD8250 Programmable Gain Instrumentation Amplifier Datasheet

The AD8250 is a digitally programmable gain instrumentation amplifier with GΩ input impedance, low output noise, and high open-loop gain. It features four programmable gains of 1, 2, 5, and 10, supports digital or pin programming, and has an output voltage range of ±5 V to ±15 V.


Analog Devices AD8250 Programmable Gain Instrumentation Amplifier Datasheet - cover page
Brand
Analog Devices
Document type
Datasheet
Language
English
Pages
24
File format
PDF
File size
603 KB
Published
03 August, 2012
Updated
30 September, 2023
Model
AD8250
MD5 checksum
B910E2E17A1EF0E6818A56B69CADCD0D

About this manual

The AD8250 is a 10 MHz bandwidth instrumentation amplifier featuring digitally or pin-programmable gains of 1, 2, 5, and 10. It is designed in a small 10-lead MSOP package for data acquisition, biomedical analysis, and test and measurement applications where size and packing density are important considerations.

The device offers excellent DC performance with low offset drift (1.7 pV/°C) and high common-mode rejection ratio (CMRR). It operates over a wide supply range of +5 V to +15 V and is specified for the -40°C to +85°C temperature range, making it suitable for industrial environments.

What's inside

  • Features
  • Applications
  • General Description
  • Specifications
  • Timing Diagram
  • Absolute Maximum Ratings
  • Pin Configuration and Function Descriptions
  • Theory of Operation
  • Gain Selection
  • Ordering Guide

Specifications

Supply Voltage Range+5 V to +15 V
Package Type10-lead MSOP
Programmable Gains1, 2, 5, 10
Small Signal Bandwidth (G=1)10 MHz
Settling Time to 0.001% (G=1)615 ns
Total Harmonic Distortion-110 dB at 1 kHz
Operating Temperature Range-40°C to +85°C

Frequently asked questions

What are the programmable gain settings for the AD8250?

The device supports digital or pin-programmable gains of 1, 2, 5, and 10.

What is the small signal bandwidth when the gain is set to 1?

The small signal -3 dB bandwidth is 10 MHz at a gain of 1.

What is the maximum common-mode rejection ratio (CMRR) at DC for G=1?

The minimum CMRR to 60 Hz with a 1 kΩ source imbalance is 80 dB.

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