ADM3483/ADM3485/ADM3488/ADM3490/ADM3491

Data Sheet

Rev. E | 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

 

Typical Performance Characteristics ............................................. 9

 

Test Circuits..................................................................................... 11

 

Switching Characteristics .............................................................. 13

 

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

(ADM3483/ADM3485/ADM3491)......................................... 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

11/11—Rev. D to Rev. E

Changes to Digital I/O Voltage (DE, RE, DI) Parameter,

Table 6 ................................................................................................ 7

Moved Typical Performance Characteristics Section .................. 9

Moved Test Circuits Section.......................................................... 11

Moved Switching Characteristics Section ................................... 13

Changes to Note 1, Table 8 ............................................................ 14

Changes to Outline Dimensions................................................... 17

12/10—Rev. C to Rev. D

Changes to Figure 33...................................................................... 15

8/10—Rev. B to Rev. C

Changes to Table 2, Driver Input Logic......................................... 4

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