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ISL81487LIB-T

ISL81487LIB-T Description

The ISL81487LIB-T is a half-duplex transceiver designed for RS422 and RS485 communication protocols. Manufactured by Renesas Electronics Corporation, this interface IC chip offers robust performance in a surface-mount package. It features a single driver and receiver, making it suitable for applications requiring reliable data transmission at a data rate of 5Mbps. The ISL81487LIB-T operates within a supply voltage range of 4.5V to 5.5V and includes a receiver hysteresis of 70 mV for enhanced signal integrity. Packaged in a tape and reel format, this component is classified under HTSUS code 8542.39.0001 and has a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture and suitable for unlimited storage conditions. Despite being marked as obsolete, the ISL81487LIB-T remains a viable option for legacy systems and specific applications where its unique features are advantageous.

ISL81487LIB-T Features

• Half-Duplex Operation: The ISL81487LIB-T supports half-duplex communication, allowing for efficient data transmission in applications where bidirectional communication is required but full-duplex functionality is not necessary.
• Receiver Hysteresis: With a receiver hysteresis of 70 mV, this transceiver ensures reliable signal detection and reduces the likelihood of noise-induced errors, enhancing overall system reliability.
• Wide Supply Voltage Range: Operating within a supply voltage range of 4.5V to 5.5V, the ISL81487LIB-T provides flexibility in power supply requirements, making it suitable for a variety of power configurations.
• Surface-Mount Technology: The surface-mount package of the ISL81487LIB-T facilitates easy integration into compact and high-density PCB designs, optimizing space utilization.
• Moisture Sensitivity Level (MSL) 1: The ISL81487LIB-T's MSL rating of 1 means it is unaffected by moisture, ensuring long-term reliability and suitability for storage in various environmental conditions.
• REACH Compliance: This product is REACH unaffected, ensuring compliance with stringent environmental and safety regulations, making it suitable for global deployment.

ISL81487LIB-T Applications

The ISL81487LIB-T is ideal for applications requiring reliable data communication over RS422 and RS485 protocols. Its half-duplex operation and robust performance make it suitable for:

• Industrial Automation: Enabling communication between PLCs, sensors, and actuators in industrial environments.
• Data Acquisition Systems: Facilitating data transfer in systems where accurate and reliable signal transmission is critical.
• Telecommunications: Supporting communication links in telecommunication infrastructure.
• Transportation Systems: Used in vehicle control systems and traffic management applications where RS422/RS485 communication is standard.
• Medical Equipment: Ensuring reliable data transmission in medical devices that require adherence to strict safety and reliability standards.

Conclusion of ISL81487LIB-T

The ISL81487LIB-T, despite being marked as obsolete, remains a reliable and efficient transceiver for RS422 and RS485 communication protocols. Its half-duplex operation, wide supply voltage range, and receiver hysteresis make it a robust choice for applications requiring reliable data transmission. The surface-mount package and moisture sensitivity level of 1 ensure ease of integration and long-term reliability. While newer models may offer additional features, the ISL81487LIB-T's proven performance and compliance with environmental regulations make it a valuable component for legacy systems and specific applications where its unique features are advantageous.