AD8222
TABLE OF CONTENTS
Features .............................................................................................. 1
Layout .......................................................................................... 16
Solder Wash................................................................................. 17
Input Bias Current Return Path ............................................... 17
Input Protection ......................................................................... 17
RF Interference ........................................................................... 18
Common-Mode Input Voltage Range..................................... 18
Applications..................................................................................... 19
Differential Output .................................................................... 19
Driving a Differential Input ADC............................................ 20
Precision Strain Gauge .............................................................. 20
Driving Cabling.......................................................................... 21
Outline Dimensions....................................................................... 22
Ordering Guide .......................................................................... 22
Applications....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description......................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 6
Thermal Resistance ...................................................................... 6
ESD Caution.................................................................................. 6
Pin Configuration and Function Descriptions............................. 7
Typical Performance Characteristics ............................................. 8
Theory of Operation ...................................................................... 15
Amplifier Architecture .............................................................. 15
Gain Selection............................................................................. 15
Reference Terminal .................................................................... 16
REVISION HISTORY
7/06—Revision 0: Initial Version
Rev. 0 | Page 2 of 24
ADI [ ADI ]
