ADM3483E Просмотр технического описания (PDF) - Analog Devices

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ADM3483E

3.3 V, ±15 kV ESD-Protected, Half- and Full-Duplex, RS-485/RS-422 Transceivers

Analog Devices 

ADM3483E/ADM3486E/ADM3488E/ADM3490E/ADM3491E

TABLE OF CONTENTS

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

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

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

Functional Block Diagrams............................................................. 1

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

Specifications..................................................................................... 4

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

Receiver Timing Specifications .................................................. 6

Absolute Maximum Ratings............................................................ 7

ESD Caution.................................................................................. 7

Pin Configurations and Function Descriptions ........................... 8

Test Circuits and Switching Characteristics.................................. 9

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

Circuit Description......................................................................... 14

Devices with Receiver/Driver Enable—ADM3483E/

ADM3486E/ADM3491E ........................................................... 14

Devices Without Receiver/Driver Enable―ADM3488E/

ADM3490E ................................................................................. 14

Low Power Shutdown Mode—ADM3483E/ADM3486E /

ADM3491E ................................................................................. 14

Driver Output Protection.......................................................... 14

Propagation Delay ...................................................................... 14

Line Length vs. Data Rate ......................................................... 14

±15 kV ESD Protection ............................................................. 15

Human Body Model .................................................................. 15

Typical Applications................................................................... 15

Outline Dimensions ....................................................................... 18

Ordering Guide .......................................................................... 18

REVISION HISTORY

10/06—Rev. 0 to Rev. A

Added ADM3483E and ADM3488E ...............................Universal

Changes to Figure 1 and Figure 2................................................... 1

Inserted Table 3................................................................................. 5

Changes to Figure 4 and Figure 5................................................... 8

Inserted Figure 28 and Figure 29.................................................. 13

Changes to Figure 31 and Figure 32............................................. 16

Changes to Figure 34...................................................................... 17

Updated Outline Dimensions ....................................................... 18

Changes to Ordering Guide .......................................................... 18

8/06—Revision 0: Initial Version

Rev. A | Page 2 of 20

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