ADM1490EBRMZ Analog Devices Inc, ADM1490EBRMZ Datasheet - Page 2

• Manufacturer Part Number: ADM1490EBRMZ
• Description: 5V Full Duplex RS-485 Tranceiver I.C.
• Manufacturer: Analog Devices Inc
• Type: Transceiverr

Specifications of ADM1490EBRMZ

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADM1490E/ADM1491E
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagrams ............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 5
Pin Configurations and Function Descriptions ........................... 6
REVISION HISTORY
12/10—Rev. B to Rev. C
Changes to Figure 29 ...................................................................... 12
Changes to Figure 30 ...................................................................... 13
7/09—Rev. A to Rev. B
Added ADM1490E, 8-Lead SOIC, and 8-Lead MSOP .... Universal
Changes to Table 4 ............................................................................ 5
Added Figure 7; Renumbered Figures Sequentially ..................... 6
Changes to Table 5 ............................................................................ 6
Changes to Typical Applications Section .................................... 12
Added Figure 29 .............................................................................. 12
Changes to Figure 30 ...................................................................... 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
Timing Specifications .................................................................. 4
Thermal Resistance ...................................................................... 5
ESD Caution .................................................................................. 5
Rev. C | Page 2 of 16
Typical Performance Characteristics ..............................................7
Test Circuits ........................................................................................9
Theory of Operation ...................................................................... 10
Applications Information .............................................................. 12
Outline Dimensions ....................................................................... 14
Truth Tables................................................................................. 10
ESD Transient Protection Scheme ........................................... 10
Differential Data ......................................................................... 12
Cable and Data Rate ................................................................... 12
Typical Applications ................................................................... 12
Ordering Guide .......................................................................... 15