Datasheet

ADG2188
Rev. 0 | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
I
2
C Timing Specifications............................................................ 7
Timing Diagram ........................................................................... 8
Absolute Maximum Ratings............................................................ 9
ESD Caution.................................................................................. 9
Pin Configuration and Function Descriptions........................... 10
Typical Performance Characteristics ........................................... 11
Test Circuits..................................................................................... 15
Terminology .................................................................................... 17
Theory of Operation ...................................................................... 18
RESET
/Power-On Reset ............................................................ 18
Load Switch (LDSW)................................................................. 18
Readback ..................................................................................... 18
Serial Interface ................................................................................ 19
High Speed I
2
C Interface ........................................................... 19
Serial Bus Address...................................................................... 19
Writing to the ADG2188............................................................... 20
Input Shift Register .................................................................... 20
Write Operation.......................................................................... 22
Read Operation........................................................................... 22
Evaluation Board ............................................................................ 24
Using the ADG2188 Evaluation Board ................................... 24
Power Supply............................................................................... 24
Schematics................................................................................... 25
Outline Dimensions ....................................................................... 27
Ordering Guide .......................................................................... 27
REVISION HISTORY
4/06—Revision 0: Initial Version