The ST232ABWR from STMicroelectronics is a robust RS-232 transceiver designed to operate with a supply voltage range from 3V to 5.5V, making it ideal for portable and power-sensitive applications. This transceiver is a key component for facilitating serial communication between data terminals and data communication equipment, ensuring reliable data exchange even in harsh industrial environments.

Key Features

• Supply Voltage Range: 3.0V to 5.5V, accommodating a variety of power sources and allowing flexibility in system design.
• Low Power Consumption: The device features a low-power shutdown mode, significantly reducing power usage when the interface is not in active operation.
• High Data Rate: Capable of supporting data rates up to 120 kbps, enabling fast data transmission for efficient communication.
• Electrostatic Discharge (ESD) Protection: Provides robust protection against electrostatic discharge, ensuring reliability and longevity in the field with IEC 1000-4-2 Level 4 protection for all pins.
• Dual Charge Pump: The integrated charge pump circuitry requires only four small external capacitors, minimizing the board space required.
• Multiple Drivers and Receivers: Includes two drivers and two receivers, supporting full-duplex communication and making it suitable for a variety of RS-232 communication applications.

Applications

The versatile ST232ABWR transceiver is well-suited for an array of applications, including but not limited to:

• Portable and battery-operated devices
• Point-of-sale (POS) systems
• Peripheral interfaces for computers
• Modems and serial communication devices

Product Specifications

The ST232ABWR is available in a SO-16 wide package, providing a compact solution for space-constrained applications. Its robust design and advanced features make it a reliable choice for engineers and designers looking for a high-performance RS-232 transceiver.