SP3485EN-L/TR

The SP3485EN-L/TR is a high-performance, low-power transceiver designed for RS-485 and RS-422 communication protocols, manufactured by MaxLinear. This device is particularly well-suited for applications requiring robust data transmission over long distances in noisy environments, making it ideal for industrial automation, building automation, and other communication systems.

Key Features:

1. Communication Protocols: The SP3485EN-L/TR supports both RS-485 and RS-422 standards, allowing for versatile use in various communication setups.

2. Data Rate: It can achieve data rates of up to 20 Mbps, ensuring fast and efficient data transfer.

3. Low Power Consumption: The device is designed for low power operation, making it suitable for battery-powered applications. It features a low quiescent current, which helps extend battery life.

4. Operating Voltage: The transceiver operates over a wide voltage range, typically from 3.0V to 5.5V, providing flexibility in different circuit designs.

5. Driver and Receiver: The SP3485EN-L/TR includes a differential driver and a differential receiver, which enhance noise immunity and allow for reliable communication over twisted-pair cables.

6. Thermal Protection: The device incorporates thermal shutdown features to protect against overheating, ensuring reliable operation under varying conditions.

7. Fail-Safe Design: It includes fail-safe mechanisms that ensure a known state on the bus in the event of a power failure or disconnection, preventing erroneous data transmission.

8. Package Type: The SP3485EN-L/TR is available in a compact SOIC-8 package, which is suitable for space-constrained applications.

9. ESD Protection: The transceiver is designed with ESD protection, making it resilient against electrostatic discharge, which is crucial for industrial environments.

10. Pin Configuration: The device features a standard pin configuration that simplifies integration into existing designs, with pins for power, ground, and data transmission.

Applications:

• Industrial Automation: Used in factory automation systems for communication between controllers and devices.
• Building Automation: Ideal for systems that require reliable communication between sensors, actuators, and controllers.
• Data Acquisition Systems: Suitable for applications that require data collection from multiple sensors over long distances.
• Remote Monitoring: Can be used in remote monitoring systems where data needs to be transmitted over long distances.

Conclusion:

The SP3485EN-L/TR from MaxLinear is a versatile and reliable transceiver that meets the demands of modern communication systems. Its combination of high data rates, low power consumption, and robust design makes it an excellent choice for a wide range of applications in industrial and commercial settings.