ADG2128 데이터 시트보기 (PDF) - Analog Devices

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ADG2128

I2C® CMOS 8 × 12 Unbuffered Analog Switch Array With Dual/Single Supplies

Analog Devices 

ADG2128

TABLE OF CONTENTS

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

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

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

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

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

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

I2C Timing Specifications............................................................ 7

Timing Diagram ........................................................................... 8

Absolute Maximum Ratings............................................................ 9

ESD Caution.................................................................................. 9

Pin Configuration and Function Descriptions........................... 10

Typical Performance Characteristics ........................................... 11

Test Circuits..................................................................................... 15

Terminology .................................................................................... 17

Theory of Operation ...................................................................... 18

RESET/Power-On Reset ............................................................ 18

REVISION HISTORY

10/12—Rev. C to Rev. D

Changes to Ordering Guide .......................................................... 27

8/12—Rev. B to Rev. C

Updated Outline Dimensions (Changed CP-32-1 to CP-32-7)......27

Changes to Ordering Guide .......................................................... 27

11/11—Rev. A to Rev. B

Changes to Features Section ........................................................... 1

Changes to Schematics Section .................................................... 25

Updated Outline Dimensions ....................................................... 27

Changes to the Ordering Guide.................................................... 27

Added Automotive Products Section........................................... 27

Data Sheet

Load Switch (LDSW) ................................................................. 18

Readback ..................................................................................... 18

Serial Interface ................................................................................ 19

High Speed I2C Interface ........................................................... 19

Serial Bus Address...................................................................... 19

Writing to the ADG2128 ............................................................... 20

Input Shift Register .................................................................... 20

Write Operation.......................................................................... 22

Read Operation........................................................................... 22

Evaluation Board ............................................................................ 24

Using the ADG2128 Evaluation Board ................................... 24

Power Supply............................................................................... 24

Schematics ................................................................................... 25

Outline Dimensions ....................................................................... 27

Ordering Guide .......................................................................... 27

Automotive Products ................................................................. 27

5/06—Rev. 0 to Rev. A

Added I2C Information......................................................Universal

Changes to Table 1.............................................................................3

Changes to Table 2.............................................................................5

Changes to Table 4.............................................................................9

Changes to Figure 24...................................................................... 14

Changes to Terminology Section ................................................. 17

Changes to Figure 35...................................................................... 23

Changes to the Ordering Guide ................................................... 27

1/06—Revision 0: Initial Version

Rev. D | Page 2 of 28

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