ADM3483/ADM3485/ADM3488/ADM3490/ADM3491

Rev. B | Page 2 of 20

TABLE OF CONTENTS

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

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

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

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

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

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

Timing Specifications—ADM3485/ADM3490/ADM3491.... 5

Timing Specifications—ADM3483/ADM3488........................ 5

Timing Specifications—ADM3483/ADM3485/ADM3488/

ADM3490/ADM3491 .................................................................. 6

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

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

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

Test Circuits....................................................................................... 9

Switching Characteristics .............................................................. 11

Typical Performance Characteristics ........................................... 12

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

Devices with Receiver/Driver Enables—

ADM3483/ADM3485/ADM3491............................................ 14

Devices Without Receiver/Driver Enables—

ADM3488/ADM3490................................................................ 14

Reduced EMI and Reflections—ADM3483/ADM3488 ....... 14

Low Power Shutdown Mode..................................................... 14

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

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

Typical Applications................................................................... 14

Line Length vs. Data Rate ......................................................... 15

Outline Dimensions ....................................................................... 17

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

REVISION HISTORY

10/06—Rev. A to Rev. B

Updated Format..................................................................Universal

Added ADM3491................................................................Universal

Changes to Specifications Section .................................................. 4

Changes to Typical Applications Section .................................... 14

7/06—Rev. 0 to Rev. A

Changes to Applications .................................................................. 1

Changes to General Description .................................................... 1

Changes to Figure 19...................................................................... 10

Changes to Typical Applications Section .................................... 13

Changes to Figure 31 and Figure 32............................................. 14

Updated Outline Dimensions ....................................................... 15

10/05—Revision 0: Initial Version