AD7626

Data Sheet

Rev. D | Page 2 of 29

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications .................................................................. 6

Timing Diagrams.......................................................................... 7

Absolute Maximum Ratings............................................................ 8

Thermal Resistance ...................................................................... 8

ESD Caution.................................................................................. 8

Pin Configuration and Function Descriptions............................. 9

Typical Performance Characteristics ........................................... 11

Terminology .................................................................................... 15

Theory of Operation ...................................................................... 16

Circuit Information.................................................................... 16

Converter Information .............................................................. 16

Transfer Functions ..................................................................... 17

Analog Inputs.............................................................................. 17

Typical Connection Diagram ................................................... 18

Driving the AD7626................................................................... 19

Voltage Reference Options........................................................ 21

Power Supply............................................................................... 22

Digital Interface.......................................................................... 23

Applications Information .............................................................. 25

Layout, Decoupling, and Grounding....................................... 25

Outline Dimensions....................................................................... 26

Ordering Guide .......................................................................... 26

REVISION HISTORY

4/16—Rev. C to Rev. D

Changes to Internal Reference Parameter, Table 2....................... 4

Added Acquisition Time Parameter, Table 3 ................................ 6

Change to Table 5 ............................................................................. 8

Change to Figure 32 Caption and Figure 33 Caption................ 19

10/15—Rev. B to Rev. C

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

Added Aperture Delay Parameter and Current Drain

Parameter, Table 2............................................................................. 3

Changes to Ordering Guide .......................................................... 26

7/12—Rev. A to Rev. B

Changed CP-32-2 Package to CP-32-7 Package.............Universal

Changes to Figure 4...........................................................................8

Updated Outline Dimensions ...................................................... 25

Changes to Ordering Guide.......................................................... 25

1/10—Rev. 0 to Rev. A

Changes to Description of Pin 5 and Pin 6, Table 6 .....................8

Changes to Power-Up Section ...................................................... 21

9/09—Revision 0: Initial Version