UNO R3 Board ATmega328P with CH340G Chip

Unleash your electronics creativity with our premium UNO R3 Board featuring the reliable ATmega328P microcontroller and CH340G USB-to-serial converter chip. This versatile development board is perfect for beginners and experienced makers alike, offering seamless compatibility with Arduino IDE and thousands of existing shields and libraries. The robust design ensures stability for your DIY electronics projects, prototypes, and educational experiments, while the high-quality components guarantee consistent performance even under demanding conditions.

Key Features:

• ATmega328P Microcontroller: 16MHz clock speed for efficient project execution
• CH340G USB-to-Serial Chip: Reliable computer connectivity without driver issues
• Compatible with Arduino IDE: Easy programming using the familiar Arduino environment
• Extensive Shield Support: Works with most Arduino UNO shields and accessories
• Robust Power Regulation: On-board voltage regulator for stable 5V and 3.3V outputs
• 14 Digital I/O Pins: Including 6 PWM outputs for motor control applications
• 6 Analog Input Pins: High-resolution ADC for precise sensor readings
• USB and External Power Options: Flexible power supply alternatives for various setups
• Auto-Reset Function: Convenient programming without manual reset button pressing
• Overcurrent Protection: Built-in protection circuitry to prevent damage

Specifications:

• Microcontroller: ATmega328P
• Operating Voltage: 5V
• Input Voltage (recommended): 7-12V
• Input Voltage (limit): 6-20V
• Digital I/O Pins: 14 (6 provide PWM output)
• Analog Input Pins: 6
• DC Current per I/O Pin: 20 mA
• DC Current for 3.3V Pin: 50 mA
• Flash Memory: 32 KB (0.5 KB used by bootloader)
• SRAM: 2 KB
• EEPROM: 1 KB
• Clock Speed: 16 MHz
• USB-to-Serial Converter: CH340G
• PCB Dimensions: 68.6 mm × 53.4 mm (2.7" × 2.1")
• Weight: Approximately 25g