Arduino Uno R3 Clone – CH340


Package Includes

  • 1x Arduino Uno R3 Clone (CH340)
  • 1x 40-Way Straight SIL Pin Header

Availability: 10 in stock

This is a cheaper version of the Arduino Uno R3. To lower costs the DIP package of the ATMEGA328P has been changed to a flat pack package and the ATmega16U2 has been replaced with the CH340G USB-Serial Converter chip. This clone is fully compatible with the original Arduino Uno R3.

Features / Specs

  • Microcontroller: ATmega328
  • USB Interface IC: CH340G
  • Operating Voltage:5V
  • Input Voltage (Recommended): 7-12V
  • Input Voltage (Limits): 6-20V
  • Digital I/O Pins: 14 (Of which 6 provide PWM output)
  • Analog Input Pins: 6
  • DC Current per I/O Pin: 20mA
  • DC Current for 3.3V Pin: 50mA
  • Flash Memory: 32kB of which 0.5kB used by bootloader
  • SRAM: 2kB
  • EEPROM: 1kB
  • Clock Speed: 16MHz
Dimensions 69 × 53 mm


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