EVAL-AD7451CBZ データシートの表示（PDF） - Analog Devices

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EVAL-AD7451CBZ

Pseudo Differential Input, 1 MSPS, 10-/12-Bit ADCs in an 8-Lead SOT-23

Analog Devices 

AD7441/AD7451

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

Timing Diagrams.......................................................................... 7

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

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

Pin Configurations and Function Descriptions ........................... 9

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

Terminology .................................................................................... 12

Theory of Operation ...................................................................... 13

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

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

ADC Transfer Function............................................................. 13

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

Analog Input ............................................................................... 14

Analog Input Structure.............................................................. 14

Digital Inputs .............................................................................. 15

Reference ..................................................................................... 15

Serial Interface ............................................................................ 16

Modes of Operation ....................................................................... 18

Normal Mode.............................................................................. 18

Power-Down Mode .................................................................... 18

Power vs. Throughput Rate....................................................... 20

Microprocessor and DSP Interfacing ...................................... 20

Grounding and Layout Hints.................................................... 22

Evaluating Performance ............................................................ 22

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

Ordering Guide .......................................................................... 24

REVISION HISTORY

3/10—Rev. C to Rev. D

Changes to IDD Normal Mode (Operational) Parameter..................6

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

Changes to Ordering Guide ...............................................................24

3/07—Rev. B to Rev. C

Changes to Table 5.................................................................................9

Updated Layout....................................................................................12

Changes to Terminology Section.......................................................12

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

Changes to Ordering Guide ...............................................................24

2/05—Rev. A to Rev. B

Changes to Ordering Guide ...............................................................24

2/04—Rev. 0 to Rev. A

Updated Format.....................................................................Universal

Changes to General Description ....................................................... 1

Changes to Table 1 Footnotes ............................................................ 4

Changes to Table 2 Footnotes ............................................................ 6

Changes to Table 3 Footnotes ............................................................ 7

Changes to Table 5 .............................................................................. 9

Updated Figures 7, 8, and 9.............................................................. 13

Changes to Figure 23......................................................................... 16

Changes to Reference Section.......................................................... 17

9/03—Revision 0: Initial Version

Rev. D | Page 2 of 24

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