EVAL-AD7687SDZ(RevC) 데이터 시트보기 (PDF) - Analog Devices

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EVAL-AD7687SDZ
(Rev.:RevC)

16-Bit, 1.5 LSB INL, 250 kSPS PulSAR Differential ADC in MSOP

Analog Devices 

AD7687

TABLE OF CONTENTS

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

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

Typical Application Circuit ............................................................. 1

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

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

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

Timing Specifications....................................................................... 5

Absolute Maximum Ratings............................................................ 7

Thermal Resistance ...................................................................... 7

ESD Caution.................................................................................. 7

Pin Configurations and Function Descriptions ........................... 8

Terminology ...................................................................................... 9

Typical Performance Characteristics ........................................... 10

Circuit Information.................................................................... 13

Converter Operation.................................................................. 13

Typical Connection Diagram.................................................... 14

Analog Input ............................................................................... 15

REVISION HISTORY

7/14—Rev. B to Rev. C

Deleted QFN .................................................................. Throughout

Changed Application Diagram Section to Typical Application

Circuit Section .................................................................................. 1

Change to Features Section ............................................................. 1

Added Note 1 .................................................................................... 1

Changes to Figure 27...................................................................... 14

Changes to Evaluating the Performance of the AD7687

Section.............................................................................................. 24

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

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

8/11—Rev. A to Rev. B

Changes to Table 7............................................................................ 7

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

2/11—Rev. 0 to Rev. A

Deleted QFN in Development Note............................ Throughout

Changes to Table 6............................................................................ 7

Added Thermal Resistance Section and Table 7 .......................... 7

Changes to Figure 6 and Table 8..................................................... 8

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

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

4/05—Revision 0: Initial Version

Data Sheet

Driver Amplifier Choice ........................................................... 16

Single-to-Differential Driver .................................................... 16

Voltage Reference Input ............................................................ 16

Power Supply............................................................................... 16

Supplying the ADC from the Reference.................................. 17

Digital Interface .......................................................................... 17

CS MODE 3-Wire, No BUSY Indicator .................................. 18

CS Mode 3-Wire with BUSY Indicator ................................... 19

CS Mode 4-Wire, No BUSY Indicator..................................... 20

CS Mode 4-Wire with BUSY Indicator ................................... 21

Chain Mode, No BUSY Indicator ............................................ 22

Chain Mode with BUSY Indicator ........................................... 23

Application Hints ........................................................................... 24

Layout .......................................................................................... 24

Evaluating the Performance of the AD7687............................... 24

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

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

Rev. C | Page 2 of 28

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