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MAX491CPD - MAX491 Low-Power, Slew-Rate Limited RS-485/RS-422 Transceivers Technical Data - Buy MAX491CPD


Photograph
MAX491 Maxim IC
Features
Low Quiescent Current
-7V to +12V Common-Mode Input Voltage range
Three-State Outputs
Operate from a Single +5V Supply
Current-Limiting and Thermal Shutdown for Driver Overload Protection
Up to 32 Transmitters on a bus

Pin Description

Pin Number

Description

1

NC - Not Connected

2

RO - Receiver Output

3

RE - Receiver Output Enable

4

DE - Driver Output Enable

5

DI - Driver Input

6

GND - Ground

7

GND - Ground

8

NC - Not Connected

9

Y - Non-Inverting Driver Output

10

Z - Inverting Driver Output

11

B - Inverting Receiver Input

12

A - Non-Inverting Receiver Input

13

NC - Not Connected

14

Vcc - +5V Power Supply

Pin Layout
MAX491 Maxim IC

Dimensional Drawing
DIP Dimension Drawing

Technical Data
Data Sheet

Maxim - Data Sheet for MAX491CPD


Application Notes

Maxim - RS-485 Data Interface Gives Isolated, Full-Duplex Operation






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