AD7266 데이터 시트보기 (PDF) - Analog Devices

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AD7266

Differential Input, Dual, Simultaneous Sampling, 4.2 MSPS, 14-Bit, SAR ADC

Analog Devices 

AD7357

TABLE OF CONTENTS

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

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

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

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

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

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

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

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configuration and Function Descriptions............................. 7

Typical Performance Characteristics ............................................. 8

Terminology .................................................................................... 10

Theory of Operation ...................................................................... 12

Circuit Information.................................................................... 12

Converter Operation.................................................................. 12

Analog Input Structure.............................................................. 12

REVISION HISTORY

11/08—Revision PrF

Preliminary Technical Data

Analog Inputs ............................................................................. 13

Driving Differential Inputs ....................................................... 13

ADC Transfer Function............................................................. 14

Modes of Operation ....................................................................... 15

Normal Mode.............................................................................. 15

Partial Power-Down Mode ....................................................... 15

Full Power-Down Mode ............................................................ 16

Power-Up Times......................................................................... 17

Power vs. Throughput Rate....................................................... 17

Serial Interface ................................................................................ 18

Application Hints ........................................................................... 19

Grounding and Layout .............................................................. 19

Evaluating the AD7357 Performance ...................................... 19

Outline Dimensions ....................................................................... 20

Ordering Guide .......................................................................... 20

Rev. PrF | Page 2 of 20

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