ADM4850 to ADM4857

Data Sheet

Rev. F | Page 2 of 16

TABLE OF CONTENTS

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

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

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

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

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

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

ADM4850/ADM4854 Timing Specifications........................... 4

ADM4851/ADM4855 Timing Specifications........................... 4

ADM4852/ADM4856 Timing Specifications........................... 5

ADM4853/ADM4857 Timing Specifications........................... 5

Absolute Maximum Ratings............................................................ 6

ESD Caution.................................................................................. 6

Pin Configurations and Function Descriptions ........................... 7

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

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

Switching Characteristics .............................................................. 12

Theory of Operation ...................................................................... 13

Slew Rate Control....................................................................... 13

Receiver Input Filtering............................................................. 13

Half-Duplex/Full Duplex Operation ....................................... 13

High Receiver Input Impedance .............................................. 14

Three-State Bus Connection..................................................... 14

Shutdown Mode ......................................................................... 14

Fail-Safe Operation .................................................................... 14

Current Limit and Thermal Shutdown ................................... 14

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

Ordering Guide .......................................................................... 16

Automotive Product................................................................... 16

REVISION HISTORY

5/16—Rev. E to Rev. F

Changes to Figure 1.......................................................................... 1

Reformatted and Changes to Pin Configuration and Function

Descriptions Section ........................................................................ 7

Added Figure 6, Renumbered Sequentially .................................. 8

2/16—Rev. D to Rev. E

Changes to Figure 1 and General Description Section ............... 1

Changes to Table 2............................................................................ 3

Changes to Table 3 and Table 4....................................................... 4

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

Changes to Figure 3, Figure 4, and Table 8 Caption .................... 7

Added Table 9; Renumbered Sequentially .................................... 7

Changes to Figure 5 and Table 10 Caption ................................... 8

Changes to Figure 6 Caption........................................................... 9

Changes to Figure 14 Caption and Figure 15 Caption .............. 10

Changes to Figure 21 Caption and Figure 23 Caption .............. 11

Changed Circuit Description Section to Theory of Operation

Section.............................................................................................. 13

Changes to Figure 28...................................................................... 13

Changes to the Three-State Bus Connection Section and the

Shutdown Mode Section................................................................ 14

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

Changes to Ordering Guide .......................................................... 16

1/12—Rev. C to Rev. D

Change to Features Section..............................................................1

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

Added Automotive Products Section .......................................... 15

1/11—Rev. B to Rev. C

Change to Table 8, Pin 3 Description .............................................7

Changes to Figure 29...................................................................... 12

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

7/09—Rev. A to Rev. B

Added MSOP Package .......................................................Universal

Changes to Table 2.............................................................................3

Changes to Table 7.............................................................................6

Inserted Figure 4; Renumbered Sequentially ................................7

Moved Typical Performance Characteristics Section...................8

Changes to Figure 24 and Figure 27 ............................................ 11

Changes to Figure 29...................................................................... 12

Change to Shutdown Mode Section............................................. 13

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

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

4/09—Rev. 0 to Rev. A

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

10/04—Revision 0: Initial Version