MAX491MJD - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX491MJD

Manufacturer

Maxim Integrated

Introduction

The MAX491MJD is a high-speed, full-duplex, single-driver/receiver integrated circuit (IC) designed for RS-422 and RS-485 serial communication applications.

Product Features and Performance

Operates at data rates up to 2.5Mbps

Supports full-duplex RS-422 and half-duplex RS-485 communication protocols

Receiver hysteresis of 70mV

Wide 4.75V to 5.25V supply voltage range

Operates over an extended temperature range of -55°C to 125°C

1 driver and 1 receiver in a single package

Product Advantages

High-speed operation up to 2.5Mbps

Configurable for both RS-422 and RS-485 communication

Wide supply voltage and temperature range for flexibility

Compact 14-CDIP package for space-constrained designs

Key Technical Parameters

Supply Voltage: 4.75V to 5.25V

Data Rate: Up to 2.5Mbps

Operating Temperature: -55°C to 125°C

Receiver Hysteresis: 70mV

Duplex: Full

Quality and Safety Features

RoHS3 compliant for environmental responsibility

Tested and qualified for reliable operation

Compatibility

Compatible with RS-422 and RS-485 serial communication standards

Application Areas

Industrial automation and control systems

Building automation and security systems

Telecommunications equipment

Medical devices

Transportation systems

Product Lifecycle

Current product offering, no plans for discontinuation

Replacement and upgrade options available from Maxim Integrated

Key Reasons to Choose This Product

High-speed, full-duplex communication up to 2.5Mbps

Flexibility to support both RS-422 and RS-485 protocols

Wide operating voltage and temperature range

Compact 14-CDIP package for space-constrained designs

Reliable and RoHS3 compliant for industrial and commercial applications