Texas Instruments

DS34C87TM

DS34C87TM Description

The DS34C87TM is a high-performance driver IC designed by Texas Instruments, featuring four drivers and zero receivers in a 16SOIC package. This interface IC chip is specifically tailored for RS422 and RS485 protocols, making it ideal for industrial and commercial communication systems. With a supply voltage range of 4.5V to 5.5V, the DS34C87TM ensures reliable operation across various power conditions. The device is mounted on the surface, providing a compact and efficient solution for space-constrained applications. Despite its obsolescence, the DS34C87TM remains a robust choice for legacy systems and specific applications that require its unique features. It is classified under ECCN EAR99 and HTSUS 8542.39.0001, with a moisture sensitivity level (MSL) of 1 (unlimited), indicating its resilience in various environmental conditions.

DS34C87TM Features

• High Driver Capability: The DS34C87TM boasts four drivers, enabling it to handle multiple signal transmissions efficiently. This feature is particularly advantageous in systems requiring simultaneous data transmission across multiple channels.
• Wide Supply Voltage Range: Operating within a 4.5V to 5.5V supply voltage range, the DS34C87TM offers flexibility and reliability in diverse power environments. This wide range ensures stable performance even with slight fluctuations in power supply.
• Surface Mount Technology: The surface mount mounting type allows for a compact and space-efficient design, making it suitable for applications where board space is limited. This feature also enhances the overall reliability and durability of the device.
• Robust Protocols: Supporting both RS422 and RS485 protocols, the DS34C87TM is versatile and can be integrated into a variety of communication systems. These protocols are widely used in industrial automation, ensuring compatibility with existing infrastructure.
• Moisture Sensitivity Level 1: With an MSL of 1 (unlimited), the DS34C87TM is highly resistant to moisture, making it suitable for use in humid or damp environments without the need for additional protective measures.
• REACH Unaffected: The DS34C87TM complies with REACH regulations, ensuring it is free from harmful substances and safe for use in various applications.

DS34C87TM Applications

The DS34C87TM is well-suited for a range of applications, particularly those requiring reliable and efficient data transmission. Some specific use cases include:

• Industrial Automation: In manufacturing plants and industrial settings, the DS34C87TM can be used to drive signals for machine-to-machine communication, ensuring seamless data transfer and control.
• Telecommunications: For communication systems that require robust and reliable data transmission, the DS34C87TM provides a stable solution, supporting both RS422 and RS485 protocols.
• Commercial Systems: In commercial applications such as point-of-sale systems, the DS34C87TM can facilitate efficient data transmission between devices, enhancing overall system performance.
• Legacy Systems: Despite its obsolescence, the DS34C87TM remains a viable option for maintaining and upgrading legacy systems that rely on its specific features and compatibility.

Conclusion of DS34C87TM

The DS34C87TM, manufactured by Texas Instruments, is a versatile and reliable driver IC designed for RS422 and RS485 protocols. Its unique features, such as the wide supply voltage range, surface mount technology, and robust protocols, make it an ideal choice for various applications, including industrial automation and commercial systems. Despite being obsolete, the DS34C87TM continues to offer significant benefits for specific use cases, ensuring stable and efficient data transmission. Its compliance with REACH regulations and moisture sensitivity level 1 further enhance its suitability for diverse environments. For systems requiring a compact, reliable, and efficient driver IC, the DS34C87TM remains a valuable option.