AD7723BSZ-REEL 查看數據表（PDF） - Analog Devices

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AD7723BSZ-REEL

0.3-7V; 16-bit, 1.2MSPS CMOS, sigma-delta ADC

Analog Devices 

AD7723

TABLE OF CONTENTS

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

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

Absolute Maximum Ratings.......................................................... 10

ESD Caution................................................................................ 10

Pin Configuration And Function Descriptions.......................... 11

Terminology .................................................................................... 14

Typical Performance Characteristics ........................................... 15

Circuit Description......................................................................... 18

Applying the AD7723 .................................................................... 20

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

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

Driving the Analog Inputs ........................................................ 20

Applying the Reference.............................................................. 21

Clock Generation ....................................................................... 22

REVISION HISTORY

5/05—Rev. B to Rev. C

Changes to Format .............................................................Universal

Changes to Figure 6.......................................................................... 8

Changes to System Synchronization ............................................ 23

Updated Outline Dimensions ....................................................... 29

Changes to the Ordering Guide.................................................... 29

10/03—Rev. A to Rev. B

Changes to Ordering Guide ............................................................ 8

Outline Dimensions Updated ....................................................... 23

System Synchronization ................................................................ 23

Data Interfacing .............................................................................. 24

Parallel Interface......................................................................... 24

Serial Interface ................................................................................ 25

Two-Channel Multiplexed Operation ..................................... 25

Serial Interface to DSPs ................................................................. 27

AD7723 to ADSP-21xx Interface ............................................. 27

AD7723 to SHARC Interface.................................................... 27

AD7723 to DSP56002 Interface ............................................... 27

AD7723 to TMS320C5x Interface............................................ 27

Grounding and Layout .................................................................. 28

Outline Dimensions ....................................................................... 29

Ordering Guide .......................................................................... 29

9/02—Data Sheet changed from Rev. 0 to Rev. A

New TPCs 1 and 2 Added ............................................................. 13

Edits to Figures 17 and 18 ............................................................. 18

Outline Dimensions Updated....................................................... 23

Rev. C | Page 2 of 32

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