SN65HVD1781D - Texas Instruments

Manufacturer Part Number

SN65HVD1781D

Manufacturer

Texas Instruments

Introduction

The SN65HVD1781D, part of Texas Instruments' interface solutions, is a half-duplex RS-422/RS-485 transceiver used in applications requiring robust data communication in harsh environments.

Product Features and Performance

Operates with RS422 and RS485 protocols

Features a half-duplex communication interface

Supports a data rate of up to 1Mbps

Provides a receiver hysteresis of 50 mV for improved noise immunity

Designed for operation over a supply voltage range of 3.15V to 5.5V

Product Advantages

High reliability and robustness in industrial environments

Compatible with multiple bus standards for flexible design options

Enhanced electrostatic discharge (ESD) protection

Key Technical Parameters

Number of Drivers/Receivers: 1/1

Data Rate: 1 Mbps

Voltage Supply: 3.15V to 5.5V

Operating Temperature: -40°C to 125°C

Quality and Safety Features

Built-in thermal shutdown protection

Fail-safe receiver for open, short, idle bus

Robust ESD protection exceeds JESD 22 standards

Compatibility

Suitable for multi-point applications in noisy environments

Application Areas

Industrial automation

Building automation

Automotive electronics

Product Lifecycle

Status: Active

Not nearing discontinuation

Future upgrades or replacements are expected to be available as technology evolves

Several Key Reasons to Choose This Product

Reliable data transmission in extreme temperature conditions

Supports both RS422 and RS485, making it versatile for different applications

Low power consumption complemented by power-down capability

High data integrity and error-free transmissions through enhanced hysteresis