DS1489AMX - Texas Instruments

Manufacturer Part Number

DS1489AMX

Manufacturer

Texas Instruments

Introduction

The DS1489AMX is a quad RS-232 receiver integrated circuit (IC) from Texas Instruments. It is designed for serial data communication applications that require RS-232 signal conversion and conditioning.

Product Features and Performance

Quad RS-232 receiver

Operates from a single 5V power supply

Integrated charge pump to generate the necessary positive and negative voltage levels for RS-232 signaling

Receiver input thresholds are TTL/CMOS compatible

Receiver hysteresis for improved noise immunity

High-impedance inputs draw minimal current

Receivers are enabled by a common driver enable pin

Product Advantages

Simplified circuit design

Reduced component count

Improved signal integrity and noise immunity

Low power consumption

Key Technical Parameters

Supply Voltage: 4.75V to 5.25V

Number of Drivers/Receivers: 0/4

Protocol: RS-232

Receiver Type: Quad

Package: 14-SOIC (0.154", 3.90mm Width)

Quality and Safety Features

RoHS non-compliant

Compatibility

Surface mount (SMT) compatible

Suitable for a variety of serial communication applications

Application Areas

Industrial automation

Telecommunications equipment

Computer peripherals

Medical devices

Product Lifecycle

This product is an established and mature solution in the market

Replacement or upgrade options are available from Texas Instruments and other manufacturers

Key Reasons to Choose This Product

Reliable and proven RS-232 signal conversion and conditioning

Simplified circuit design and reduced component count

Improved signal integrity and noise immunity

Low power consumption

Wide range of compatible applications