Texas Instruments

DS36C279MX

DS36C279MX Description

The DS36C279MX is a half-duplex transceiver designed for RS422 and RS485 communication protocols, manufactured by Texas Instruments. This interface IC chip is housed in an 8SOIC package and is suitable for surface-mount applications. It features one driver and one receiver, with a receiver hysteresis of 70 mV, ensuring reliable data transmission even in noisy environments. The DS36C279MX operates within a supply voltage range of 4.75V to 5.25V and can function effectively in an operating temperature range of 0°C to 70°C. It is packaged in tape and reel (TR) format and has a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture and can be stored indefinitely under normal conditions. The DS36C279MX is classified under HTSUS code 8542.39.0001 and is REACH unaffected, ensuring compliance with environmental regulations. Although the product is currently marked as obsolete, it remains a robust solution for specific industrial and commercial applications.

DS36C279MX Features

• Half-Duplex Operation: The DS36C279MX is designed for half-duplex communication, allowing it to efficiently manage data transmission and reception on a single line. This feature is particularly beneficial in applications where bidirectional communication is required without the complexity of full-duplex systems.
• Receiver Hysteresis: With a receiver hysteresis of 70 mV, the DS36C279MX ensures stable and reliable data reception even in the presence of noise. This characteristic enhances the robustness of the communication link, making it suitable for industrial environments where electromagnetic interference (EMI) is common.
• Wide Operating Voltage Range: The DS36C279MX operates within a supply voltage range of 4.75V to 5.25V, providing flexibility in power supply options and ensuring compatibility with various power sources.
• Surface-Mount Technology: The surface-mount package type facilitates easy integration into compact and high-density PCB designs, reducing the overall footprint and enhancing the reliability of the system.
• Moisture Sensitivity Level 1: With an MSL rating of 1, the DS36C279MX is unaffected by moisture, making it suitable for storage and operation in a wide range of environmental conditions without the need for special handling or packaging.
• Compliance and Classification: The DS36C279MX is classified under HTSUS code 8542.39.0001 and is REACH unaffected, ensuring compliance with international environmental and safety regulations.

DS36C279MX Applications

The DS36C279MX is ideal for a variety of applications that require reliable and efficient half-duplex communication over RS422 and RS485 protocols. Some specific use cases include:

• Industrial Automation: In industrial settings, the DS36C279MX can be used to facilitate communication between PLCs (Programmable Logic Controllers), sensors, and actuators. Its robustness and resistance to noise make it suitable for harsh industrial environments.
• Building Automation Systems: For building management systems, the DS36C279MX can enable communication between various subsystems such as HVAC controls, lighting controls, and security systems, ensuring seamless integration and control.
• Transportation Systems: In transportation applications, the DS36C279MX can be used for communication between train control systems, traffic management systems, and other transportation infrastructure components.
• Data Acquisition Systems: The DS36C279MX can be employed in data acquisition systems to transmit sensor data over long distances, ensuring accurate and reliable data transmission.

Conclusion of DS36C279MX

The DS36C279MX is a versatile and reliable half-duplex transceiver designed for RS422 and RS485 communication protocols. Its robust features, including receiver hysteresis, wide operating voltage range, and surface-mount technology, make it suitable for a variety of industrial and commercial applications. Although marked as obsolete, the DS36C279MX remains a valuable solution for specific use cases where its unique features and performance benefits are required.