Datasheet
AD7887
Rev. D | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Timing Specifications .................................................................. 5
Absolute Maximum Ratings ............................................................ 6
ESD Caution .................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 8
Terminology ...................................................................................... 9
Control Register .............................................................................. 10
Theory of Operation ...................................................................... 11
Circuit Information .................................................................... 11
Converter Operation .................................................................. 11
ADC Transfer Function ............................................................. 11
Typical Connection Diagram ................................................... 11
Analog Input ............................................................................... 12
Power-Down Options ................................................................ 13
Power vs. Throughput Rate ....................................................... 13
Modes of Operation ................................................................... 13
Serial Interface ............................................................................ 17
Microprocessor Interfacing ....................................................... 18
Application Hints ....................................................................... 20
Outline Dimensions ....................................................................... 21
Ordering Guide .......................................................................... 21
REVISION HISTORY
2/09—Rev. C to Rev. D
C
hanges to Ordering Guide .......................................................... 21
9/06—Rev. B to Rev. C
Updated Format .................................................................. Universal
Change to Absolute Maximum Ratings ......................................... 6
Additions to Pin Configurations .................................................... 7
Added Table 7 .................................................................................. 18
Updated Outline Dimensions ....................................................... 21
Changes to Ordering Guide .......................................................... 21