ADM1490E/ADM1491E

Rev. B | Page 2 of 16

TABLE OF CONTENTS

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

 

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

 

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

 

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

 

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

 

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

 

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

 

Absolute Maximum Ratings............................................................ 5

 

Thermal Resistance ...................................................................... 5

 

ESD Caution.................................................................................. 5

 

Pin Configurations and Function Descriptions ........................... 6

 

Typical Performance Characteristics ..............................................7

 

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

 

Theory of Operation ...................................................................... 10

 

Truth Tables................................................................................. 10

 

ESD Transient Protection Scheme ........................................... 10

 

Applications Information .............................................................. 12

 

Differential Data......................................................................... 12

 

Cable and Data Rate................................................................... 12

 

Typical Applications................................................................... 12

 

Outline Dimensions ....................................................................... 14

 

Ordering Guide .......................................................................... 15

 

REVISION HISTORY

7/09—Rev. A to Rev. B

Added ADM1490E, 8-Lead SOIC, and 8-Lead MSOP.......Universal

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

Added Figure 8; Renumbered Sequentially..........................................6

Changes to Table 5.....................................................................................6

Changes to Typical Applications Section ............................................12

Changes to Figure 28...............................................................................12

Added Figure 29.......................................................................................13

Updated Outline Dimensions ...............................................................14

Changes to Ordering Guide...................................................................15

2/09—Rev. 0 to Rev. A

Change to Table 9 ........................................................................... 11

12/08—Revision 0: Initial Version