Texas Instruments

DS26LS31CN  

Drivers, Receivers, Transceivers

DS26LS31CN Description

The DS26LS31CN is a 4-driver, 0-receiver integrated circuit (IC) designed for RS422 and RS485 communication protocols. Manufactured by Texas Instruments, this IC is housed in a through-hole package, specifically a tube, making it suitable for applications requiring robust mechanical stability and ease of installation. The DS26LS31CN operates within a voltage supply range of 4.5V to 5.5V and is designed to function efficiently within an operating temperature range of 0°C to 70°C. This product is classified under the ECCN code EAR99 and is REACH unaffected, ensuring compliance with international regulatory standards. The DS26LS31CN is currently marked as obsolete, but it remains a reliable choice for specific legacy systems and applications where its unique features are required.

DS26LS31CN Features

The DS26LS31CN offers several technical specifications and performance benefits that make it a valuable component in various communication systems. Key features include:

• 4 Drivers, 0 Receivers: This configuration allows for efficient data transmission without the need for receiving capabilities, making it ideal for unidirectional communication systems.
• Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the DS26LS31CN is suitable for a wide range of environmental conditions, ensuring reliable performance in both indoor and outdoor applications.
• Voltage Supply: The IC operates within a voltage supply range of 4.5V to 5.5V, providing flexibility in power supply options and ensuring compatibility with various power sources.
• Through-Hole Mounting: The through-hole mounting type offers enhanced mechanical stability and ease of installation, making it suitable for applications where robustness and reliability are critical.
• RS422 and RS485 Protocols: Support for both RS422 and RS485 protocols enables the DS26LS31CN to be used in a variety of industrial and commercial communication systems, providing versatility and compatibility with different communication standards.
• Moisture Sensitivity Level (MSL) 1: With an MSL rating of 1 (unlimited), the DS26LS31CN is highly resistant to moisture, ensuring long-term reliability and performance in humid environments.

DS26LS31CN Applications

The DS26LS31CN is ideal for a range of applications where reliable and efficient data transmission is required. Specific use cases include:

• Industrial Automation: In industrial settings, the DS26LS31CN can be used to drive signals for communication between PLCs (Programmable Logic Controllers) and other industrial equipment, ensuring robust and reliable data transmission.
• Telecommunications: For telecommunication systems, the DS26LS31CN can be employed in data transmission lines, providing stable and efficient communication over long distances.
• Commercial Systems: In commercial applications such as point-of-sale (POS) systems, the DS26LS31CN can facilitate reliable data transmission between terminals and central servers.
• Legacy Systems: Given its obsolete status, the DS26LS31CN is particularly useful in maintaining and upgrading legacy systems where its specific features and compatibility are essential.

Conclusion of DS26LS31CN

The DS26LS31CN, manufactured by Texas Instruments, is a robust and reliable 4-driver IC designed for RS422 and RS485 communication protocols. Its unique features, including a wide operating temperature range, flexible voltage supply, and through-hole mounting, make it suitable for a variety of industrial and commercial applications. Despite being marked as obsolete, the DS26LS31CN remains a valuable component for specific legacy systems and applications where its performance and compatibility are crucial. For engineers and designers working with RS422 and RS485 communication systems, the DS26LS31CN offers a reliable and efficient solution for unidirectional data transmission.

DS26LS31CN Documents

Download datasheets and manufacturer documentation for DS26LS31CN