ADM1487E 데이터 시트보기 (PDF) - Analog Devices

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ADM1487E

5 V, ±15 kV ESD Protected Half-Duplex, RS-485/RS-422 Transceivers

Analog Devices 

ADM485E/ADM487E/ADM1487E

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications .................................................................. 4

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

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

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

REVISION HISTORY

10/10—Rev. A to Rev. B

Added ADM487EW Qualified for Automotive Applications to

Features Section ................................................................................ 1

Updated Outline Dimensions ....................................................... 16

Changes to Ordering Guide .......................................................... 16

Added Automotive Products Section .......................................... 16

3/08—Rev. 0 to Rev. A

Changes to Supply Voltage Range ....................................Universal

Added Endnote 1 .............................................................................. 3

Changes to Table 3............................................................................ 4

Changes to Table 4............................................................................ 5

Changes to Figure 12........................................................................ 9

Changes to Figure 27 and Table 9................................................. 14

Changes to Figure 29...................................................................... 15

Updated Outline Dimensions ....................................................... 16

1/07—Revision 0: Initial Version

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

Test Circuits and Switching Characteristics................................ 11

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

Circuit Description .................................................................... 13

Applications Information .............................................................. 15

Differential Data Transmission ................................................ 15

Cable and Data Rate................................................................... 15

Outline Dimensions ....................................................................... 16

Ordering Guide .......................................................................... 16

Automotive Products ................................................................. 16

Rev. B | Page 2 of 16

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