ADM485E_15 Datasheet, PDF (2/16 Pages) Analog Devices – Half-Duplex, RS-485/RS-422 Transceivers

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