MAX491ECPD - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX491ECPD

Manufacturer

Analog Devices

Introduction

The MAX491ECPD is an integrated transceiver chip for RS422 and RS485 communications, offering full duplex capability.

Product Features and Performance

Full duplex RS422/RS485 communication

Supports data rates up to 2.5Mbps

Operates with a supply voltage of 4.75V to 5.25V

Receiver Hysteresis of 70 mV for improved noise immunity

Designed for through-hole mounting

Encased in a 14-DIP (0.300", 7.62mm) package for easy integration

Product Advantages

High data rate support allows efficient communication

Robust design suited for industrial applications

Improved noise immunity through receiver hysteresis

Easy to mount and integrate into various systems

Key Technical Parameters

Protocol: RS422, RS485

Number of Drivers/Receivers: 1/1

Duplex: Full

Data Rate: 2.5Mbps

Voltage Supply: 4.75V ~ 5.25V

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Built according to Analog Devices' stringent quality control standards

Compatibility

Compatible with RS422 and RS485 communication standards, allowing widespread use in various applications.

Application Areas

Industrial control systems

Networked communication devices

Data acquisition systems

Product Lifecycle

Obsolete status indicates that the product is at the end of its production life. Users should seek replacements or upgrades, as manufacturing and support may be limited.

Several Key Reasons to Choose This Product

High-speed data communication capability

Enhanced noise immunity for reliable data transfer

Easy integration into existing systems with through-hole mounting

Analog Devices' reputation for quality and reliability

Although obsolete, it provides a benchmark for evaluating replacements or upgrades for ongoing and new designs