The ST490ACN is a robust, high-performance RS-485 transceiver module from STMicroelectronics, designed to facilitate communication in industrial, networking, and automation applications. This integrated circuit ensures reliable data transmission over long distances and in electrically noisy environments, making it an ideal choice for demanding applications.
Key Features
- High-Speed Operation: The ST490ACN supports data rates up to 10 Mbps, enabling fast and efficient data communication for industrial protocols and networks.
- Extended Temperature Range: With an operating temperature range of -40°C to +85°C, this transceiver can withstand harsh industrial environments.
- Half-Duplex Communication: The device supports bidirectional communication on a single pair of wires, optimizing the use of available cabling.
- Thermal Shutdown Protection: The built-in thermal shutdown feature protects the device against damage from excessive power dissipation.
- Fail-Safe Receiver: The receiver remains in a high-impedance state when the bus is idle, shorted, or open, enhancing the safety and reliability of the network.
Applications
The ST490ACN is suitable for a wide range of applications, including:
- Industrial control systems
- Building automation
- Networked security systems
- Remote data acquisition
- Point of Sale (PoS) systems
Technical Specifications
Parameter
Value
Data Rate
10 Mbps
Supply Voltage
5 V
Operating Temperature
-40°C to +85°C
Package
DIP-8
The ST490ACN transceiver's robustness and reliability, combined with STMicroelectronics' commitment to quality, make it an outstanding choice for developers and engineers seeking a high-performance communication solution.
