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CH340G USB to TTL Converter
$0.7400
In stock
SKU
COM-05-007
Volume discounts:
- +50 4 % $0.7100
- +100 7 % $0.6900
- +300 8 % $0.6800
- +500 11 % $0.6600
- +1000 12 % $0.6500
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CP2102 USB to TTL UART Serial Convertor Module Previous 
The CH340G USB to TTL Converter is a compact USB-to-serial module for connecting USB-equipped computers with TTL-level serial devices. It provides bi-directional communication for programming, debugging, and data transfer in embedded systems. The module uses the CH340G USB-to-serial bridge chip and includes USB-A and TTL UART interfaces. It supports 3.3V and 5V TTL levels depending on the VCC pin connection. Driver installation may be required on the host computer. The converter supports USB1.1 or USB2.0/USB3.0 communication.
Features of CH340G USB To TTL Converter
- USB to TTL conversion
- Bi-directional communication
- CH340G bridge chip
- USB-A interface
- TTL UART interface
- 3.3V and 5V support
- Driver installation may be required
- USB1.1, USB2.0, and USB3.0 support
Specifications of CH340G USB To TTL Converter
- CH340G chip
- USB-A connector
- TTL-level UART connectors
- TX
- RX
- 3.3V TTL
- 5V TTL
- CH340G drivers may be required
- USB1.1 support
- USB2.0 support
- USB3.0 support
- 6 pin
- 30mm x 16mm
How to Use CH340G USB To TTL Converter
- Install the CH340G driver on your computer if needed.
- Connect the USB-A interface to the computer or USB hub.
- Connect the TX and RX lines to the target device.
- Select the required VCC level for 3.3V or 5V operation.
More Info
- Compatible with Arduino boards, Raspberry Pi, AVR, PIC, 8051, and other serial devices.
- Can be used for STC microcontroller download and device upgrades.
| Interface Type | USB, UART |
|---|---|
| Operating Voltage (V) | 3.3V, 5V |
| Operating Temp (°C) | -40 to 85 |
| Dimensions (mm) | 30mm x 16mm |
| Interface Category | USB to TTL Converter |
| Output Type | UART |
| Channels | 1-channel |
| Chipset | CH340G |
| Voltage Range | 3.3V, 5V |
| Protocols | USB 1.1, USB 2.0, USB 3.0 |
| Conversion Type | USB to TTL |
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