The ST485ERXN is a high-performance, low-power transceiver module designed by STMicroelectronics specifically for RS-485 and RS-422 communication protocols. This device is engineered to provide reliable data transmission over long distances and in electrically noisy environments, making it an ideal solution for industrial networks, building automation, and a variety of other applications that require robust serial communication capabilities.

Key Features:

• Low Power Consumption: The ST485ERXN is optimized for low power operation, which makes it suitable for battery-operated systems and energy-efficient applications.
• High Data Rate: Capable of supporting data rates up to 5 Mbps, this transceiver can handle high-speed data communication with ease.
• Extended Common-Mode Range: The device is designed to withstand common-mode voltages from -7V to +12V, providing increased protection against voltage surges and ground shifts.
• Thermal Shutdown Protection: The built-in thermal shutdown feature helps to prevent damage from overheating, ensuring long-term reliability.
• Fail-Safe Receiver: Even when the bus is idle, open, or shorted, the receiver output maintains a high level, thereby preventing false data transmission.
• Half-Duplex Operation: The ST485ERXN supports half-duplex communication, allowing for bidirectional communication over a single pair of wires.

Product Specifications:

• Supply Voltage: 5V ±10%
• Operating Temperature Range: -40°C to +85°C
• ESD Protection: Exceeds 2000V Human Body Model
• Package: Narrow 8-pin SO package

The ST485ERXN transceiver from STMicroelectronics is a robust and reliable choice for designers looking to implement RS-485 or RS-422 communication in their systems. With its advanced protection features, low power consumption, and high data rate capabilities, it stands out as a high-quality component in the field of industrial communication.