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AD7873
TABLE OF CONTENTS
Specifications.....................................................................................3
Rev. D | Page 2 of 28
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
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
REVISION HISTORY
6/04—Changed from Rev. C to Rev. D
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
4/03—Changed from Rev. B to Rev. C
Changes to Formatting ......................................................Universal
Updated Outline Dimensions.......................................................19
1/02—Changed from Rev. A to Rev. B
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
2/01—Changed from Rev. 0 to Rev A
Edits to Notes in the Ordering Guide