AD8228

Rev. 0 | Page 2 of 24

TABLE OF CONTENTS

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

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

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

Connection Diagram ....................................................................... 1

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

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

Gain = 10 ....................................................................................... 3

Gain = 100 ..................................................................................... 5

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

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

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

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

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

Theory of Operation ...................................................................... 16

Architecture ................................................................................ 16

Setting the Gain .......................................................................... 16

Common-Mode Input Voltage Range ..................................... 16

Reference Terminal .................................................................... 17

Layout .......................................................................................... 17

Input Protection ......................................................................... 18

R

adio Frequency Interference (RFI) ........................................ 18

Applications Information .............................................................. 19

Differential Drive ....................................................................... 19

Precision Strain Gage................................................................. 19

Driving a Differential ADC ...................................................... 19

Outline Dimensions ....................................................................... 20

Ordering Guide .......................................................................... 21

REVISION HISTORY

7/08—Revision 0: Initial Version