LT1785IS8#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LT1785IS8#TRPBF

Manufacturer

Analog Devices

Introduction

The LT1785IS8#TRPBF is a dedicated interface transceiver from Analog Devices, optimized for RS422 and RS485 communications. This device integrates transmitter and receiver functions for half-duplex communication.

Product Features and Performance

Supports RS422 and RS485 protocols

Half-duplex communication capability

Integrated 1 Driver and 1 Receiver

Receiver Hysteresis: 20 mV for improved noise immunity

Data Rate: 250kbps, suitable for moderate-speed applications

Supply Voltage range from 4.75V to 5.25V

Operates across a wide temperature range of -40°C to 85°C

Surface Mountable with an 8-SOIC package for compact designs

Product Advantages

Enhanced reliability in noisy environments due to receiver hysteresis

Flexible power supply requirements

High integration level reduces external component count

Suitable for industrial temperature ranges

Easy to integrate into existing PCB designs

Key Technical Parameters

Protocol: RS422, RS485

Number of Drivers/Receivers: 1/1

Duplex: Half

Receiver Hysteresis: 20 mV

Data Rate: 250kbps

Voltage Supply: 4.75V ~ 5.25V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Quality and Safety Features

Robust against electrical noise, enhancing system reliability

Designed in accordance with industry-standard safety specifications for interface transceivers

Compatibility

Compatible with RS422 and RS485 communication standards, facilitating easy integration into existing systems without extensive modifications

Application Areas

Industrial automation and control systems

Networked sensors and actuaries

Point-of-sale (POS) terminals

Data communication systems in harsh environments

Product Lifecycle

Status: Active, ensuring long-term availability

No current indication of discontinuation, with support and replacements readily available

Several Key Reasons to Choose This Product

Reliable communication in industrial environments

Low data rate ideal for many control and monitoring applications

Suitable for operation in a wide range of ambient temperatures

Analog Devices' reputation for high-quality and durable components

Ease of integration into existing designs with minimal additional components required