MAX491EEPD+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX491EEPD+

Manufacturer

Analog Devices

Introduction

The MAX491EEPD+ is an RS422/RS485 transceiver from Analog Devices designed to facilitate bidirectional data communication on balanced transmission lines.

Product Features and Performance

Interface Drivers, Receivers, Transceivers for RS422, RS485 communication

High-speed 2.5Mbps data transfer rates

Full duplex communication capability

Enhanced receiver sensitivity with 70 mV typical hysteresis

Operates from a single 5V supply with a permissible range of 4.75V to 5.25V

Features a 14-DIP package for through-hole mounting

Operates reliably over an industrial temperature range of -40°C to +85°C

Product Advantages

Improved signal integrity and noise immunity with built-in receiver hysteresis

Suitable for long distance communication due to differential signaling

Compatibility with multiple drivers and receivers on a bus configuration

Robust performance in harsh industrial environments

Key Technical Parameters

Data Rate: 2.5 Mbps

Number of Drivers/Receivers: 1/1

Duplex: Full

Receiver Hysteresis: 70 mV

Voltage Supply: 4.75V ~ 5.25V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Through Hole

Package / Case: 14-DIP (0.300", 7.62mm)

Supplier Device Package: 14-PDIP

Quality and Safety Features

Industry-standard ESD protection

Over-temperature protection with thermal shutdown

Compatibility

Backward compatible with existing RS422 and RS485 networks

Interoperable with a broad range of standard transceivers

Application Areas

Industrial networks

Data acquisition systems

Telecommunication infrastructure

Building automation systems

Product Lifecycle

Current Status: Active

This product is not reported to be nearing discontinuation and options for replacements or upgrades are readily available.

Several Key Reasons to Choose This Product

High-speed data communication capability enhances system throughput

Full duplex mode allows simultaneous transmission and reception of data

Broad supply voltage range facilitates compatibility with various systems

Robustness against harsh operating conditions increases system reliability

Offered by Analog Devices, a reputable manufacturer in the semiconductor industry