Texas Instruments

DS36C280M/NOPB

DS36C280M/NOPB Description

The DS36C280M/NOPB is a half-duplex transceiver designed for RS422 and RS485 protocols, manufactured by Texas Instruments. This integrated circuit (IC) is part of the DS36C280 family and is housed in a surface-mount 8SOIC package. It features a single driver and a single receiver, making it suitable for applications requiring reliable data transmission over long distances. The DS36C280M/NOPB operates within a supply voltage range of 4.75V to 5.25V and is designed to function within an operating temperature range of 0°C to 70°C. The receiver incorporates a hysteresis of 70 mV, which enhances noise immunity and ensures robust signal integrity. Despite being marked as obsolete, the DS36C280M/NOPB remains a viable option for legacy systems and specific applications where its unique features are advantageous.

DS36C280M/NOPB Features

• Half-Duplex Operation: The DS36C280M/NOPB supports half-duplex communication, allowing it to switch between transmit and receive modes efficiently. This feature is particularly useful in applications where bidirectional data flow is required without the need for separate transmit and receive lines.
• Receiver Hysteresis: With a hysteresis of 70 mV, the receiver is designed to minimize noise-induced errors, ensuring reliable data reception even in noisy environments.
• Voltage Range: The transceiver operates within a supply voltage range of 4.75V to 5.25V, making it compatible with a wide range of power supply configurations.
• Surface Mount Packaging: The DS36C280M/NOPB is available in a surface-mount 8SOIC package, which is ideal for compact and high-density PCB designs.
• Compliance and Standards: The IC is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and regulatory standards. It also carries an ECCN classification of EAR99 and an HTSUS code of 8542.39.0001.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the DS36C280M/NOPB is suitable for use in various environmental conditions without the need for special handling or storage requirements.

DS36C280M/NOPB Applications

The DS36C280M/NOPB is well-suited for a variety of industrial and commercial applications where reliable data transmission is critical. Some specific use cases include:

• Industrial Automation: In environments such as factories and manufacturing plants, the DS36C280M/NOPB can be used to facilitate communication between different pieces of equipment, ensuring smooth operation and data integrity.
• Data Acquisition Systems: For systems that require the collection and transmission of data over long distances, the DS36C280M/NOPB provides a robust solution with its RS422 and RS485 protocol support.
• Telecommunications: The transceiver can be employed in telecommunication systems for data transmission between different nodes, ensuring reliable and noise-resistant communication.
• Building Automation: In building management systems, the DS36C280M/NOPB can be used to connect various sensors and controllers, enabling efficient monitoring and control of building operations.

Conclusion of DS36C280M/NOPB

The DS36C280M/NOPB, despite being marked as obsolete, remains a reliable and efficient transceiver for RS422 and RS485 protocols. Its half-duplex operation, receiver hysteresis, and wide operating voltage range make it a versatile component for various applications. The surface-mount packaging and compliance with environmental and regulatory standards further enhance its suitability for modern electronics designs. While newer alternatives may be available, the DS36C280M/NOPB continues to offer unique advantages for specific use cases, making it a valuable component for legacy systems and specialized applications.