AD9637 datasheet(2/40 Pages) AD

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AD9637

Data Sheet

Rev. 0 | Page 2 of 40

TABLE OF CONTENTS

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

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

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

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

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

Table of Contents .............................................................................. 2

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

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

DC Specifications ......................................................................... 3

AC Specifications.......................................................................... 4

Digital Specifications ................................................................... 5

Switching Specifications .............................................................. 6

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

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

Thermal Characteristics .............................................................. 8

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

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

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

AD9637-80 .................................................................................. 11

AD9637-40 .................................................................................. 14

Equivalent Circuits ......................................................................... 17

Theory of Operation ...................................................................... 18

Analog Input Considerations.................................................... 18

Voltage Reference ....................................................................... 19

Clock Input Considerations...................................................... 20

Power Dissipation and Power-Down Mode ........................... 22

Digital Outputs and Timing ..................................................... 23

Built-In Output Test Modes .......................................................... 27

Output Test Modes..................................................................... 27

Serial Port Interface (SPI).............................................................. 28

Configuration Using the SPI..................................................... 28

Hardware Interface..................................................................... 29

Configuration Without the SPI ................................................ 29

SPI Accessible Features.............................................................. 29

Memory Map .................................................................................. 30

Reading the Memory Map Register Table............................... 30

Memory Map Register Table..................................................... 31

Memory Map Register Descriptions........................................ 34

Applications Information .............................................................. 36

Design Guidelines ...................................................................... 36

Power and Ground Recommendations ................................... 36

Exposed Pad Thermal Heat Slug Recommendations............ 36

VCM............................................................................................. 36

Reference Decoupling................................................................ 36

SPI Port ........................................................................................ 36

Outline Dimensions ....................................................................... 37

Ordering Guide .......................................................................... 37

REVISION HISTORY

10/11—Revision 0: Initial Version

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