PL2303HX USB To TTL Converter Cable

PL2303HX USB to TTL Converter Cable is a highly dependable and widely used interface cable designed to bridge communication between modern USB ports and legacy TTL-level serial devices. Whether you are a hobbyist, embedded systems developer, or electronics engineer, this converter cable ensures smooth, error-free data transfer for programming, debugging, and communicating with microcontrollers. Known for its excellent compatibility, stable performance, and plug-and-play functionality, the PL2303HX cable is an essential tool in any electronics workbench.

Powered by the Prolific PL2303HX chipset, this USB-to-serial converter cable offers fast and reliable communication at various baud rates, delivering exceptional responsiveness in both development and testing environments. It is designed with high-quality materials and incorporates built-in conversion circuitry, ensuring accurate and noise-free data transmission without requiring any external power supply. Its compact design and straightforward installation make it ideal for beginners and professionals working on embedded systems, IoT devices, automation systems, and robotics.

Optimized for seamless integration with popular platforms, the PL2303HX cable works effortlessly with Arduino, ESP8266/ESP32, STM32, Raspberry Pi, ARM Cortex boards, and numerous UART-based devices. This versatility makes it one of the most commonly used serial interfaces in educational labs, prototyping setups, and production environments. With broad driver support for Windows, Linux, and macOS, the cable remains a universal solution for debugging and communication tasks.

Key Specifications

• Chipset: Prolific PL2303HX

• Input Interface: USB 2.0 (compatible with USB 1.1 and USB 3.0 ports)

• Output Interface: TTL Serial (UART – TX, RX, VCC, GND)

• Voltage Levels: 3.3V and 5V output options (depending on model)

• Baud Rate Support: 75 bps to 1 Mbps

• Cable Length: Typically 1m (may vary depending on manufacturer)

• Operating Voltage: 3.3V/5V selectable by jumper or predefined model variant

• Driver Support: Windows, Linux, macOS

• Connector Type: USB Type-A (host) to 4-pin female header/adapter

• Operating Temperature: 0°C – 70°C

• Built-in Protection: Overcurrent and short-circuit protection

Features

1. High Compatibility

The PL2303HX chipset ensures seamless compatibility with a wide range of microcontrollers, single-board computers, and embedded platforms. You can easily connect devices like Arduino, ESP8266, ESP32, STM32, and Raspberry Pi for communication and debugging.

2. Plug-and-Play Operation

No complicated setup required. The cable supports automatic driver installation on most operating systems, enabling quick, hassle-free operation for students, hobbyists, and professionals.

3. Stable and Reliable Data Transfer

With excellent noise immunity and error-free serial transmission, the cable ensures consistent communication performance at various baud rates, ideal for real-time debugging and firmware flashing.

4. Supports Multiple Voltage Levels

Available in 3.3V and 5V variants, this converter works safely with low-power microcontrollers and other TTL-level devices without needing external conversion hardware.

5. Compact, Durable Build

The lightweight cable design ensures easy portability while offering strong insulation and robust connectors suitable for frequent use.

6. Wide Driver Support

Compatible with major desktop operating systems, the PL2303HX converter integrates easily into any development environment.

7. Ideal for Embedded Learning and Prototyping

Perfect for lab experiments, academic projects, hobby builds, and field debugging tasks where reliable USB-to-serial communication is required.

Applications

• Microcontroller Programming & Debugging: Suitable for Arduino, PIC, AVR, ARM, ESP8266/ESP32, and STM32 development.

• IoT Device Communication: Interfacing sensors, Wi-Fi modules, and IoT prototypes with PCs.

• Raspberry Pi and SBC Projects: Provides UART access for headless setup, debugging, or terminal communication.

• Router/Modem Firmware Flashing: Used for accessing UART bootloaders and recovery consoles.

• Industrial Automation: Communicating with TTL-based PLC modules, controllers, and sensors.

• Robotics: Connecting microcontroller-based robots to computers for real-time data logging.

• Educational Labs: Ideal for teaching serial communication, embedded systems, and data interfacing.