Illustration for selection reference only

AD8221ARMZ

Precision instrumentation amplifier for amplifying weak differential signals.

Product Code
DHA0B8A1C9
Brand
ADI/亚德诺
Package
MSOP
Packaging
—
Category
Integrated Circuits
Weight
—
DatasheetNo verified manufacturer datasheet available yet
DESCRIPTION

Description

OVERVIEW

Product Overview

The AD8221ARMZ is an instrumentation amplifier from Analog Devices, mainly used to amplify weak differential signals from sensors and similar sources while rejecting common-mode interference. It is commonly found in signal chains for industrial measurement, data acquisition, and medical instruments that require good common-mode rejection, with gain set by an external resistor. Gain range, bandwidth, noise, and supply voltage should be confirmed from the original datasheet.

APPLICATIONS

Applications

  • Used for amplifying weak differential signals from sensors.
  • Used for signal conditioning in industrial data-acquisition systems.
  • Used for biopotential front ends in medical instruments.
  • Used for signal amplification from bridge-type sensors.
FEATURES AND BENEFITS

Features and Benefits

  • Instrumentation amplifier structure provides common-mode rejection capability.
  • Gain is set by an external resistor for flexible use.
  • Suits sensor interfaces and precision measurement scenarios.
  • Gain, noise, and bandwidth must be confirmed from the original datasheet.
ADDITIONAL DETAILS

Additional Details

When purchasing, verify the package, temperature grade, and orderable suffix, and confirm whether the gain-setting method meets the design. Obtain the original datasheet and specification, as electrical parameters are subject to the original documentation.

Verify product details against the manufacturer datasheet before purchase.

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