AD7170 데이터 시트보기 (PDF) - Analog Devices

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AD7170

12-Bit Low Power Sigma-Delta ADC

Analog Devices 

AD7170

TABLE OF CONTENTS

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

Interface ............................................................................................. 1

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

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

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

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

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

Timing Characteristics..................................................................... 5

Timing Diagrams.......................................................................... 5

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

Thermal Resistance ...................................................................... 6

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

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

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

Output Noise and Resolution Specifications ................................ 9

ADC Circuit Information.............................................................. 10

REVISION HISTORY

6/15—Rev. A to Rev. B

Changed Pin 10, NC to Pin 10, GND ......................... Throughout

Changes to Figure 5 and Table 5..................................................... 7

Changes to Figure 14...................................................................... 13

Changes to Figure 15...................................................................... 14

Updated Outline Dimensions ....................................................... 14

9/11—Rev. 0 to Rev. A

Changes to Digital Interface Section............................................ 11

Updated Outline Dimensions ....................................................... 14

Changes to Ordering Guide .......................................................... 14

10/09—Revision 0: Initial Version

Data Sheet

Overview ..................................................................................... 10

Filter, Data Rate, and Settling Time ......................................... 10

Gain .............................................................................................. 10

Power-Down/Reset (PDRST) ................................................... 10

Analog Input Channel ............................................................... 10

Bipolar Configuration................................................................ 10

Data Output Coding .................................................................. 11

Reference ..................................................................................... 11

Digital Interface .......................................................................... 11

Grounding and Layout .............................................................. 12

Applications Information .............................................................. 13

Temperature System................................................................... 13

Signal Conditioning Circuit...................................................... 13

Outline Dimensions ....................................................................... 14

Ordering Guide .......................................................................... 14

Rev. B | Page 2 of 14

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