Uno R3 Compatible Board with USB Cable

Product Code: 0839
Availability: Backorder
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This is Arduino-compatible Uno R3 ATmega16U2 microcontroller board. It has 14 digital input/output pin (six of them can be used to PWM outputs), 6 analog input pins, a SCL pin, a SDA pin, a 16MHz quartz crystal, a USB connection, a power jack, an ICSP header and a reset button. It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started. Downloading program by Uno board is simple and convenient. You can use various components such as: LEDs, buzzers, buttons, resistors, and so on with Uno R3 board to make all kinds of interesting works by programming.


  • Microcontroller: ATmega328
  • 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: 40mA
  • DC Current for 3.3V Pin: 50mA
  • Flash Memory: 32KB (ATmega328) of which 0.5 KB used by bootloader
  • SRAM: 2KB (ATmega328)
  • EEPROM: 1KB (ATmega328)
  • Clock Speed: 16MHz

Note: This is an Arduino-comptabile product, meaning it is not a Made in Italy Arduino. Arduino hardware and software are open source, so high quality Arduino-compatible hardware may be made by multiple vendors. Please ensure that all support issues for Arduino-compatible products are addressed to us.

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