AD9628 datasheet(2/44 Pages) AD

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AD9628

Rev. 0 | Page 2 of 44

TABLE OF CONTENTS

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

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

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

Product Highlights ........................................................................... 1

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

General Description ......................................................................... 3

Specifications..................................................................................... 4

DC Specifications........................................................................... 4

AC Specifications ........................................................................... 5

Digital Specifications ................................................................... 6

Switching Specifications ................................................................ 8

Timing Specifications .................................................................. 9

Absolute Maximum Ratings.......................................................... 12

Thermal Characteristics ............................................................ 12

ESD Caution................................................................................ 12

Pin Configurations and Function Descriptions ......................... 13

Typical Performance Characteristics ........................................... 19

AD9628-125 ................................................................................ 19

AD9628-105 ................................................................................ 22

Equivalent Circuits ......................................................................... 24

Theory of Operation ...................................................................... 25

ADC Architecture ...................................................................... 25

Analog Input Considerations.................................................... 25

Voltage Reference ....................................................................... 27

Clock Input Considerations...................................................... 28

Channel/Chip Synchronization................................................ 30

Power Dissipation and Standby Mode .................................... 30

Digital Outputs ........................................................................... 31

Timing ......................................................................................... 31

Built-In Self-Test (BIST) and Output Test .................................. 32

Built-In Self-Test (BIST)............................................................ 32

Output Test Modes..................................................................... 32

Serial Port Interface (SPI).............................................................. 33

Configuration Using the SPI..................................................... 33

Hardware Interface..................................................................... 34

Configuration Without the SPI ................................................ 34

SPI Accessible Features.............................................................. 34

Memory Map .................................................................................. 35

Reading the Memory Map Register Table............................... 35

Memory Map Register Table..................................................... 36

Memory Map Register Descriptions........................................ 39

Applications Information .............................................................. 41

Design Guidelines ...................................................................... 41

Outline Dimensions ....................................................................... 42

Ordering Guide .......................................................................... 42

REVISION HISTORY

7/11—Revision 0: Initial Version

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