The ST485C is a robust low power transceiver for RS-485 and RS-422 communication from STMicroelectronics, a global semiconductor leader known for its advanced integrated circuits and solutions. This device is designed to provide bidirectional data communication on multipoint bus transmission lines and is compliant with both RS-485 and RS-422 standards.

Key Features

• Operates from a single 5V supply
• Low quiescent current: 300 μA
• Driver and Receiver enable functions
• Thermal shutdown protection
• 70°C to -7V common mode input voltage range
• Half-duplex operation
• 30ns propagation delay
• High data rates up to 5 Mbps

The ST485C is designed for balanced data transmission and supports up to 32 devices on the bus. Its low power consumption makes it an excellent choice for energy-sensitive applications, while the integrated thermal shutdown protection ensures reliability and protection against fault conditions.

Applications

This transceiver is ideal for a variety of applications, including but not limited to:

• Industrial networks
• Factory automation
• Building automation
• Process control systems
• Networked security systems

With its high noise immunity and robust performance, the ST485C is well-suited for harsh industrial environments where reliable data communication is critical. The device's small footprint and ease of integration also make it a preferred choice for compact designs.

STMicroelectronics provides comprehensive technical support and documentation for the ST485C, including datasheets, application notes, and design resources, to facilitate the development and deployment of applications utilizing this transceiver.

For more information about the ST485C and to view detailed technical specifications, visit the official STMicroelectronics website or contact their customer support for personalized assistance.