AD8422
Data Sheet
TABLE OF CONTENTS
Features .............................................................................................. 1
Architecture ................................................................................ 19
Gain Selection............................................................................. 19
Reference Terminal .................................................................... 20
Input Voltage Range................................................................... 20
Layout .......................................................................................... 20
Input Bias Current Return Path ............................................... 21
Input Voltages Beyond the Supply Rails.................................. 21
Radio Frequency Interference (RFI)........................................ 22
Applications Information.............................................................. 23
Precision Bridge Conditioning................................................. 23
Process Control Analog Input .................................................. 23
Outline Dimensions....................................................................... 24
Ordering Guide .......................................................................... 24
Applications....................................................................................... 1
Connection Diagram ....................................................................... 1
General Description......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
SOIC Package................................................................................ 3
MSOP Package.............................................................................. 5
Absolute Maximum Ratings............................................................ 8
Thermal Resistance ...................................................................... 8
ESD Caution.................................................................................. 8
Pin Configuration and Function Descriptions............................. 9
Typical Performance Characteristics ........................................... 10
Theory of Operation ...................................................................... 19
REVISION HISTORY
5/13—Revision 0: Initial Version
Rev. 0 | Page 2 of 24