The SP485EIM/TR is a low-power, half-duplex RS-485 transceiver manufactured by HGSEMI. It is designed for reliable data communication in harsh industrial environments, offering robust performance and protection against noise and interference. The transceiver is suitable for applications requiring data transmission over extended distances. It operates from a single 5V supply and includes features such as thermal shutdown and current limiting for added protection.

Applications

• Industrial Control Networks
• Building Automation Systems
• Motor Control
• Security Systems
• Remote Terminal Units (RTUs)
• Point-of-Sale (POS) Equipment

Features

• Half-Duplex RS-485 Transceiver
• Low Power Consumption
• Single 5V Supply Operation
• High Data Rate up to 10 Mbps
• Thermal Shutdown Protection
• Current Limiting for Driver Overload Protection
• Enhanced ESD Protection: ±15kV HBM

Benefits

• Provides reliable data communication in noisy environments.
• Suitable for long-distance data transmission.
• Reduces power consumption, making it suitable for battery-powered applications.
• Protects against thermal overload and driver overload conditions.
• Offers enhanced ESD protection, improving system reliability.

The SP485EIM/TR implements the RS-485 standard for differential data transmission, offering superior noise immunity compared to single-ended communication schemes. The half-duplex configuration allows for data transmission in either direction, but not simultaneously. The device incorporates thermal shutdown circuitry to prevent damage in the event of excessive heat, and current limiting to protect the driver from overload conditions. The enhanced ESD protection safeguards the device against electrostatic discharge. The /TR suffix indicates that the product is supplied in tape and reel packaging for automated assembly.