MAX487ESA - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

MAX487ESA

Manufacturer

Analog Devices

Introduction

The MAX487ESA is an RS422/RS485 half-duplex transceiver.

Product Features and Performance

Transceiver for RS422, RS485 protocols

Half-duplex communication

1 Driver and 1 Receiver

70 mV receiver hysteresis

Up to 250kbps data rate

Single 5V supply operation

Thermal shutdown protection

Short-circuit protection

Driver output protected against excessive power dissipation

Product Advantages

Low quiescent current for power savings

Fail-safe receiver for open, short, or terminated lines

Key Technical Parameters

Voltage - Supply: 4.75V to 5.25V

Data Rate: 250kbps

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Duplex: Half

Receiver Hysteresis: 70 mV

Number of Drivers/Receivers: 1/1

Quality and Safety Features

Thermal shutdown and short-circuit protection

Meets or exceeds TIA/EIA-485-A specifications

Compatibility

Compatible with RS422 and RS485 standards

Application Areas

Industrial control systems

Building automation

Networked communication systems

Product Lifecycle

Obsolete

Possible availability of replacements or upgrades

Several Key Reasons to Choose This Product

Single power supply operation for simplicity

Robust performance in harsh environments

Protection features enhance reliability

Legacy device with proven track record

Easily integrated into a variety of systems

Low power consumption for energy efficiency