ST3243EBTR - STMicroelectronics

Manufacturer Part Number

ST3243EBTR

Manufacturer

STMicroelectronics

Introduction

The ST3243EBTR from STMicroelectronics is a transceiver IC designed for RS232 communication protocol.

Product Features and Performance

Full duplex RS232 transceiver

Functional in a 3V to 5.5V voltage range

Data rate of 400kbps

Low power consumption

Integrated electrostatic discharge protection

Supports up to 3 drivers and 5 receivers

Product Advantages

High receiver hysteresis of 500 mV for noise rejection

Operational across a wide temperature range from -40°C to 85°C

Enhanced ESD protection improves system reliability

Small 28-TSSOP packaging suitable for space-constrained applications

Key Technical Parameters

Number of Drivers/Receivers: 3/5

Duplex: Full

Receiver Hysteresis: 500 mV

Data Rate: 400kbps

Voltage Supply: 3V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package/Case: 28-TSSOP

Quality and Safety Features

Robust ESD protection

Industry-standard quality for Interface Drivers, Receivers, Transceivers

Compatibility

Compatible with RS232 communication protocol

Surface mount design for easy integration into system PCBs

Application Areas

Data communication in telecommunication networks

Point of sale systems

Peripheral connectivity for computers

Industrial control and automation systems

Product Lifecycle

Status: Active

Not nearing discontinuation

Replacement or upgrade models may exist, but current availability is stable

Several Key Reasons to Choose This Product

Robust communication with higher noise immunity due to 500 mV hysteresis

Appropriate for both 3.3V and 5V systems, providing design flexibility

Supports high-speed data transmission up to 400kbps

Extended industrial temperature range ensures reliable operation under extreme conditions

Compact 28-TSSOP package saves space on PCB designs

STMicroelectronics' reputation for reliability and quality in semiconductor manufacturing