AD7873
TABLE OF CONTENTS
Specifications..................................................................................... 3
Analog Input ............................................................................... 14
Measurements............................................................................. 16
Pen Interrupt Request................................................................ 18
Control Register ......................................................................... 19
Power vs. Throughput Rate....................................................... 20
Serial Interface............................................................................ 21
Grounding and Layout .................................................................. 23
PCB Design Guidelines for Chip Scale Package .................... 23
Outline Dimensions....................................................................... 24
Ordering Guide .......................................................................... 25
Timing Specifications .................................................................. 5
Absolute Maximum Ratings............................................................ 6
ESD Caution.................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Circuit Information........................................................................ 13
ADC Transfer Function............................................................. 13
Typical Connection Diagram ................................................... 13
REVISION HISTORY
6/04—Changed from Rev. C to Rev. D
1/02—Changed from Rev. A to Rev. B
Updated Format..................................................................Universal
Changes to Absolute Maximum Ratings ....................................... 6
Additions to PD0 and PD1 Description...................................... 21
PBC Guidelines for Chip Scale Package Added ......................... 23
Additions to Ordering Guide........................................................ 25
Addition of 16-Lead Lead Frame Chip Scale Package ..Universal
Edits to Features.................................................................................1
Edits to General Description ...........................................................1
Addition of LFCSP Pin Configuration...........................................4
Edit to Absolute Maximum Ratings................................................4
Addition to Ordering Guide ............................................................4
Addition of CP-16 Outline Dimensions ..................................... 19
4/03—Changed from Rev. B to Rev. C
Changes to Formatting ......................................................Universal
Updated Outline Dimensions....................................................... 19
2/01—Changed from Rev. 0 to Rev A
Edits to Notes in the Ordering Guide
Rev. D | Page 2 of 28