Texas Instruments

SN75C3222EDBR

SN75C3222EDBR Description

The SN75C3222EDBR is a full-duplex transceiver designed for RS232 communication, featuring 2 drivers and 2 receivers. Manufactured by Texas Instruments, this integrated circuit (IC) is housed in a 20-pin SSOP package and is suitable for surface-mount applications. Despite being marked as obsolete, the SN75C3222EDBR remains a reliable choice for applications requiring robust RS232 communication capabilities.

The device operates within a temperature range of 0°C to 70°C, making it suitable for a variety of environments. It is powered by a supply voltage ranging from 3V to 5.5V, ensuring compatibility with different power supply configurations. The SN75C3222EDBR supports a data rate of up to 1Mbps, providing efficient data transmission for RS232 protocols. The receiver incorporates a hysteresis of 300 mV, enhancing signal integrity and reliability in noisy environments.

SN75C3222EDBR Features

• Full-Duplex Communication: The SN75C3222EDBR supports simultaneous transmission and reception, enabling efficient bidirectional data flow.
• High Receiver Hysteresis: With a 300 mV hysteresis, the receiver ensures robust signal detection and reduced susceptibility to noise.
• Wide Operating Voltage Range: The 3V to 5.5V supply voltage range provides flexibility and compatibility with various power supply systems.
• High Data Rate: Capable of supporting up to 1Mbps, the SN75C3222EDBR ensures fast and reliable data transmission.
• Surface-Mount Compatibility: The 20SSOP package is designed for surface-mount technology, facilitating easy integration into modern PCB designs.
• Compliance and Safety: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the SN75C3222EDBR is suitable for storage and handling without moisture-related concerns.

SN75C3222EDBR Applications

The SN75C3222EDBR is ideal for applications requiring reliable RS232 communication, such as:

• Industrial Automation: Facilitating communication between PLCs, sensors, and actuators.
• Telecommunications: Enabling data transmission in modems and other communication devices.
• Computer Peripherals: Connecting printers, scanners, and other peripherals to computers.
• Embedded Systems: Providing communication interfaces in embedded devices and IoT applications.
• Medical Equipment: Ensuring reliable data transmission in medical monitoring and diagnostic devices.

Conclusion of SN75C3222EDBR

The SN75C3222EDBR is a versatile and reliable RS232 transceiver, offering full-duplex communication with high receiver hysteresis and a wide operating voltage range. Despite its obsolete status, it remains a valuable component for applications requiring robust RS232 communication. Its surface-mount compatibility, compliance with environmental standards, and moisture sensitivity level of 1 make it a practical choice for modern electronics design. Whether used in industrial automation, telecommunications, or embedded systems, the SN75C3222EDBR ensures efficient and reliable data transmission.