# USB to TTL UART module, serial converter, 6 pin, CP2102, 3.3-5V

- Page: https://sigmanortec.ro/en/usb-to-ttl-uart-module-serial-converter-6-pin-cp2102-33-5v
- Price: 16.41 RON
- Availability: In stock; 1-2 zile
- Reference: 9690 · EAN: 5940639674515
- Category: Mechatronics and IoT > Programming
- Specifications: Supply Voltage: 3.3; Maximum Input Voltage: 5; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.
- Package (shipping data): 0.005 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest)

## Description

USB to TTL UART converter for fast PC connection to TTL logic modules and boards, based on CP2102 for stable communication, operates at 3.3V or 5V, has 6 pins for easy connections including DTR for reset and direct programming, supports speeds up to 1 Mbps and is compatible with Windows, MacOS and Linux.
The USB to TTL UART module is an essential conversion device for communication between a computer and a device with TTL logic (Transistor-Transistor Logic). The converter is based on the CP2102 chipset, ensuring reliable and stable communication. With the help of the 6 pins, various and adaptable connections can be made for different applications.
The board has an output signal for Reset, thus making it possible to program the Pro Mini boards directly.
Specifications:
Chipset: CP2102
Conversion: USB to TTL UART
Number of pins: 6
Working voltage: 3.3V - 5V
Transmission speed: Up to 1 Mbps
Data format: 8 bits
Buffer: 512 bytes
Compatibility: Windows, MacOS, Linux
Available pins: GND, TXD, RXD, 3.3V, 5V, DTR
Connector: USB type A
Status indication LEDs: Power, RX and TX
Short-circuit protection: Yes, resettable safety
Hardware handshake support: Yes
Dimensions: 26.5 x 15.5mm