CH340 USB to RS485 with TVS protection

1. Power supply: USB 5V

2. Transmission distance: 1200 meters (under 9600bps conditions)

3. Chip solution: CH340

4. Communication protocol: pure hardware device, not restricted by the protocol

5. Baud rate: 921600bps, supporting mutual transmission to support higher baud rate

6. Protection: TVS transient suppression protection, electrostatic ESD protection, surge protection, AB signal line short circuit and power supply short circuit protection (short circuit does not burn)

7. Temperature range: -40℃-80℃

8. Provide 5V power supply externally, with fuse current limiting

9. Support system: support hot-plug, support win98/CE/2000/2003/2008/XP/WIN7/WIN8/WIN10/VISTA/LINUX/MAC OS X system, USB interface can be hot-plugged

10. Automatically identify and control the direction of data transmission, without any handshake signals (such as RTS, DTR, etc.), to achieve mode conversion without jumper settings, ensuring compliance with existing communication software and interface hardware.

11. Weight: 16g

12. Size: length, width and height 70*27*13mm