




Description:
The Waveshare Industrial USB to 4CH TTL Converter is a high-performance USB to UART interface designed for robust and reliable serial communication. Featuring four independent TTL channels, it supports multi-system compatibility and offers advanced electrical protection for demanding applications.
Built with an onboard resettable fuse and protection diode, it provides effective over-current and over-voltage protection, enhancing durability and shock resistance. The integrated voltage translator circuit, along with surge suppression and ESD protection, ensures safe and stable communication with a wide range of devices. Ideal for industrial control, embedded development, and serial debugging across multiple platforms.
Specification:
- Model Type: Converter
- Operating Voltage: 5V
- Working Current: 32mA
- Baud Rate: 1200bps~460800bps
- TTL: Operating Voltage: 3.3V / 5V (configurable)
- OperatingTemperature: -40℃ ~ 85℃
Features:
- Extending USB to 4CH TTL (UART) with hardware flow control allows concurrent and independent communication for each channel
- Onboard resettable fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance
- Onboard voltage translator circuit, with surge suppress and ESD protection, safe and stable communication
- Onboard TTL serial port 3.3V and 5V voltage level switch, allows selecting TTL level
- Aluminum alloy enclosure with oxidation dull-polish surface, CNC process opening, solid and durable, well-crafted
- Quality USB-B connector, and IDC connector with fool-proof design.
Product Interface:
Pin Description:
- VCC: 5V or 3.3V output, configured by switch
- GND: Ground
- TXD: Connecting to MCU.RXD
- RXD: Connecting to MCU.TXD
- RTS: Connecting to MCU.CTS
- CTS: Connecting to MCU.RTS
Useful Link:
Waveshare Industrial USB to 4-Channel TTL Converter
Package Included:
- 1 x USB TO 4CH TTL
- 1 x USB cable (~1.2m)
- 4 x 6PIN squid wire (~20cm)