ADM3491AR - Analog Devices Inc.

Manufacturer Part Number

ADM3491AR

Manufacturer

Analog Devices

Introduction

The ADM3491AR is a full-duplex RS422, RS485 transceiver designed to operate between a 3V to 3.6V supply voltage, enabling reliable data transmission at speeds up to 10Mbps.

Product Features and Performance

Full-duplex RS422, RS485 transceiver

Operates from 3V to 3.6V

Supports data rates up to 10Mbps

50 mV receiver hysteresis for improved noise immunity

Operates in temperatures ranging from -40°C to 85°C

Surface mount 14-SOIC package for compact footprint

Capable of driving long bus lines in noisy environments

Product Advantages

Enhanced noise immunity due to 50mV receiver hysteresis

High data rate capability facilitates quicker communication

Low voltage operation helps in power-sensitive applications

Full-duplex allows simultaneous sending and receiving of data

Key Technical Parameters

Type: Transceiver

Protocol: RS422, RS485

Number of Drivers/Receivers: 1/1

Duplex: Full

Data Rate: 10Mbps

Receiver Hysteresis: 50 mV

Supply Voltage: 3V ~ 3.6V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package: 14-SOIC

Quality and Safety Features

Built with robust manufacturing standards to withstand harsh industrial environments.

Compatibility

Compatible with RS422 and RS485 communication protocols.

Application Areas

Industrial automation

Telecommunication systems

Data networks

Product Lifecycle

Obsolete status indicates discontinuation without direct replacements or upgrades.

Users should consider final stock availability or seek alternative solutions.

Several Key Reasons to Choose This Product

High-speed data transmission capability at 10Mbps for efficient communication.

Low voltage operation and power efficiency suitable for power-sensitive applications.

Enhanced noise immunity enhances data integrity in noisy industrial environments.

Full-duplex functionality enables bi-directional data flow, optimizing system performance.

Suitable for challenging operating temperatures ranging from -40°C to 85°C, ensuring reliable performance in varied environments.