MAX491EESD - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX491EESD

Manufacturer

Analog Devices

Introduction

The MAX491EESD is a full-duplex transceiver from Analog Devices, primarily designed for RS422 and RS485 communication protocols.

Product Features and Performance

Full-duplex communication capability

Supports RS422, RS485 protocols

Operates at a data rate of up to 2.5Mbps

Receiver hysteresis of 70 mV for improved noise immunity

Designed for a supply voltage range of 4.75V to 5.25V

Operational temperature range from -40°C to 85°C

Surface mount package facilitates compact board designs

Product Advantages

High-speed data transmission up to 2.5Mbps

Enhanced noise immunity due to receiver hysteresis

Suitable for harsh operating environments

Easy integration into existing designs due to its surface mount package

Key Technical Parameters

Number of Drivers/Receivers: 1/1

Duplex: Full

Data Rate: 2.5Mbps

Voltage Supply: 4.75V ~ 5.25V

Operating Temperature: -40°C ~ 85°C

Receiver Hysteresis: 70 mV

Mounting Type: Surface Mount

Package / Case: 14-SOIC

Quality and Safety Features

Manufactured by Analog Devices, known for high-quality electronic components

Designed to operate reliably in a wide temperature range

Compatibility

The MAX491EESD is compatible with RS422 and RS485 protocols, allowing for its use in a variety of communication systems.

Application Areas

Industrial communication systems

Process control interfaces

Networked equipment in harsh environments

Product Lifecycle

The MAX491EESD is classified as obsolete, meaning it is no longer in production. Customers should seek replacements or upgrades for new designs.

Several Key Reasons to Choose This Product

Reliable full-duplex communication in RS422 and RS485 systems

High data rate capability for efficient communication

Suitable for use in harsh environmental conditions

The product's obsolescence requires consideration for future replacements or upgrades.