Texas Instruments

SN65C3221DBRE4  

Drivers, Receivers, Transceivers

SN65C3221DBRE4 Description

The SN65C3221DBRE4 is a high-performance transceiver IC designed by Texas Instruments, specifically tailored for RS232 communication protocols. This device features a full-duplex communication capability, supporting both driving and receiving functions with a 1/1 configuration. It is packaged in a 16-lead small outline package (SSOP) and is available in a tape and reel format (Tape & Reel, TR), making it suitable for surface mount applications. The SN65C3221DBRE4 operates within a supply voltage range of 3V to 5.5V, ensuring compatibility with a wide range of power supply systems. It supports a data rate of up to 1Mbps, providing efficient and reliable data transmission. The receiver incorporates a hysteresis of 500 mV, which enhances signal integrity and reduces noise susceptibility. This transceiver is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. With a moisture sensitivity level (MSL) of 1 (unlimited), the SN65C3221DBRE4 is highly resistant to moisture, ensuring robust performance in various environmental conditions.

SN65C3221DBRE4 Features

• Full-Duplex Communication: The SN65C3221DBRE4 supports full-duplex communication, enabling simultaneous data transmission and reception. This feature is crucial for applications requiring real-time data exchange without latency.
• High Data Rate: With a data rate of up to 1Mbps, this transceiver ensures fast and efficient data transfer, making it suitable for high-speed communication systems.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 3V to 5.5V, providing flexibility and compatibility with various power supply systems.
• Receiver Hysteresis: The receiver includes a 500 mV hysteresis, which improves signal integrity and reduces the impact of noise, ensuring reliable data reception even in noisy environments.
• Surface Mount Compatibility: Packaged in a 16-lead small outline package (SSOP) and available in tape and reel format, the SN65C3221DBRE4 is ideal for surface mount applications, facilitating easy integration into modern electronic designs.
• Environmental Compliance: The SN65C3221DBRE4 is REACH unaffected and RoHS3 compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Resistance: With a moisture sensitivity level (MSL) of 1 (unlimited), the device is highly resistant to moisture, making it suitable for use in a wide range of environmental conditions.

SN65C3221DBRE4 Applications

The SN65C3221DBRE4 is ideal for a variety of applications that require reliable and efficient RS232 communication. Some specific use cases include:

• Industrial Automation: In industrial settings, the transceiver can be used for communication between programmable logic controllers (PLCs) and various sensors or actuators, ensuring real-time data exchange and control.
• Telecommunications: For telecommunication systems, the SN65C3221DBRE4 can facilitate data transmission between different network components, such as modems and routers, ensuring high-speed and reliable communication.
• Medical Devices: In medical equipment, the transceiver can be used for data transmission between diagnostic devices and central monitoring systems, ensuring accurate and timely data transfer.
• Consumer Electronics: In consumer electronics, the SN65C3221DBRE4 can be used for communication between different components of a system, such as between a computer and a peripheral device, ensuring efficient data exchange.

Conclusion of SN65C3221DBRE4

The SN65C3221DBRE4 from Texas Instruments is a versatile and high-performance transceiver IC designed for RS232 communication protocols. Its full-duplex capability, high data rate, wide supply voltage range, and receiver hysteresis make it an ideal choice for a variety of applications requiring reliable and efficient data transmission. The device's surface mount compatibility, environmental compliance, and moisture resistance further enhance its suitability for modern electronic designs. Whether used in industrial automation, telecommunications, medical devices, or consumer electronics, the SN65C3221DBRE4 offers a robust and reliable solution for RS232 communication needs.

SN65C3221DBRE4 Documents

Download datasheets and manufacturer documentation for SN65C3221DBRE4

Datasheets :

SN65/75C3221      

HTML Datasheet :

SN65/75C3221