AD7484

Rev. C | Page 2 of 20

TABLE OF CONTENTS

Features .............................................................................................. 1

Functional Block Diagram .............................................................. 1

General Description......................................................................... 1

Revision History ............................................................................... 2

Specifications..................................................................................... 3

Timing Characteristics ................................................................ 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 9

Terminology .................................................................................... 11

Circuit Description......................................................................... 12

Converter Operation.................................................................. 12

Analog Input ............................................................................... 12

ADC Transfer Function............................................................. 13

Power Saving............................................................................... 13

Offset/Overrange........................................................................ 14

Parallel Interface......................................................................... 15

Board Layout and Grounding................................................... 17

Outline Dimensions....................................................................... 19

Ordering Guide .......................................................................... 19

REVISION HISTORY

12/09—Rev. B to Rev. C

Changes to Table 1, Power Requirements Section ....................... 4

Changes to Ordering Guide .......................................................... 19

8/08—Rev. A. to Rev. B

Changes to Table 1............................................................................ 3

Changes to Table 3............................................................................ 6

Changes to Typical Performance Characteristics Section........... 9

Changes to Figure 9........................................................................ 10

Changes to Circuit Description Section...................................... 11

Changes to Terminology Section.................................................. 11

Changes to Analog Input Section................................................. 12

Changes to Offset/Overrange Section ......................................... 14

Changes to Table 5, Table 6, Table 7, and Table 8....................... 15

Changes to Parallel Interface Section........................................... 15

Changes to Table 9.......................................................................... 16

Changes to Board Layout and Grounding Section .................... 17

Changes to Ordering Guide .......................................................... 19

2/04—Rev. 0 to Rev. A

Updated Format..................................................................Universal

Changes to Timing Characteristics Section ..................................5

Changes to Pin Function Descriptions Section.............................8

Changes to Figure 9........................................................................ 11

Changes to the Converter Operation Section............................. 13

Changes to the Offset/Overrange Section................................... 15

8/02—Revision 0: Initial Version