AD8237 查看數據表（PDF） - Analog Devices

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AD8237

Micropower, Zero Drift, True Rail-to-Rail Instrumentation Amplifier

Analog Devices 

AD8237

TABLE OF CONTENTS

Features .............................................................................................. 1

Applications....................................................................................... 1

Pin Configuration............................................................................. 1

General Description ......................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Absolute Maximum Ratings............................................................ 7

Thermal Resistance ...................................................................... 7

ESD Caution.................................................................................. 7

Pin Configuration and Function Descriptions............................. 8

Typical Performance Characteristics ............................................. 9

Theory of Operation ...................................................................... 20

Architecture................................................................................. 20

Setting the Gain .......................................................................... 20

Gain Accuracy............................................................................. 21

REVISION HISTORY

8/12—Revision 0: Initial Version

Data Sheet

Clock Feedthrough..................................................................... 21

Input Voltage Range................................................................... 21

Input Protection ......................................................................... 22

Filtering Radio Frequency Interference .................................. 22

Using the Reference Pin ............................................................ 22

Layout .......................................................................................... 23

Input Bias Current Return Path ............................................... 23

Applications Information .............................................................. 25

Battery Current Monitor ........................................................... 25

Programmable Gain In-Amp.................................................... 25

AD8237 in an Electrocardiogram (ECG) Front End............. 26

Outline Dimensions ....................................................................... 27

Ordering Guide .......................................................................... 27

Rev. 0 | Page 2 of 28

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