AD7329 datasheet(2/40 Pages) AD

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AD7329

Rev. 0 | Page 2 of 40

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications .................................................................. 7

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

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

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

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

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

Theory of Operation ...................................................................... 17

Circuit Information.................................................................... 17

Converter Operation.................................................................. 17

Output Coding............................................................................ 18

Transfer Functions...................................................................... 18

Analog Input Structure.............................................................. 18

Track-and-Hold Section ............................................................ 19

Typical Connection Diagram ................................................... 20

Analog Input ............................................................................... 20

Driver Amplifier Choice............................................................ 23

Registers........................................................................................... 25

Addressing Registers.................................................................. 25

Control Register ......................................................................... 26

Sequence Register....................................................................... 28

Range Registers........................................................................... 28

Sequencer Operation ..................................................................... 29

Reference ..................................................................................... 31

VDRIVE............................................................................................ 31

Temperature Indicator ............................................................... 31

Modes of Operation ....................................................................... 32

Normal Mode.............................................................................. 32

Full Shutdown Mode.................................................................. 32

Autoshutdown Mode ................................................................. 33

Autostandby Mode..................................................................... 33

Power vs. Throughput Rate....................................................... 34

Serial Interface ................................................................................ 35

Microprocessor Interfacing........................................................... 36

AD7329 to ADSP-21xx.............................................................. 36

AD7329 to ADSP-BF53x ........................................................... 36

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

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

REVISION HISTORY

4/06—Revision 0: Initial Version

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