AD7625

Data Sheet

Rev. B | Page 2 of 24

TABLE OF CONTENTS

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

 

Applications....................................................................................... 1

 

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

 

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

 

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

 

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

 

Timing Specifications .................................................................. 5

 

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

 

Thermal Resistance ...................................................................... 6

 

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

 

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

 

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

 

Terminology .................................................................................... 12

 

Theory of Operation ...................................................................... 13

 

Circuit Information.................................................................... 13

 

Converter Information .............................................................. 13

 

Transfer Functions ..................................................................... 14

 

Analog Inputs ............................................................................. 14

 

Typical Connection Diagram ................................................... 15

 

Driving the AD7625................................................................... 16

 

Voltage Reference Options........................................................ 17

 

Power Supply............................................................................... 18

 

Digital Interface.......................................................................... 19

 

Applications Information .............................................................. 21

 

Layout, Decoupling, and Grounding....................................... 21

 

Outline Dimensions ....................................................................... 22

 

Ordering Guide .......................................................................... 22

 

REVISION HISTORY

10/15—Rev. A to Rev. B

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

Added Aperture Delay Parameter and Current Drain Parameter,

Table 2 ................................................................................................ 3

Change

s to CLK± Period Parameter and Endnote 2, Table 3 ... 5

Changes to Figure 32 Caption and Ordering Guide.................. 22

7/12—Rev. 0 to Rev. A

Change to Table 5 ..............................................................................6

Changes to Figure 2...........................................................................7

Updated Outline Dimensions (Changed CP-32-2 to CP-32-7) .... 22

Changes to Ordering Guide .......................................................... 22

1/09—Revision 0: Initial Version