AD8228
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
REVISION HISTORY
7/08—Revision 0: Initial Version
Architecture ................................................................................ 16
Setting the Gain .......................................................................... 16
Common-Mode Input Voltage Range ..................................... 16
Reference Terminal .................................................................... 17
Layout .......................................................................................... 17
Input Protection ......................................................................... 18
Radio 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
Rev. 0 | Page 2 of 24