This is Arduino UNO R3 development board based on Atmel’s DIP ATmega328P 8-bit microcontroller with 32KB of Flash memory and 2KB of RAM. With the power of 16 MHz clock speed and the facility for directly connect to any computer via an USB cable, Arduino UNO can be used for learning how sensors and actuators work or for your rapid prototyping electronics projects.

Arduino UNO R3 contains everything which are needed to support the microcontroller. It can be powered via a USB cable or with a recommended DC adapter. The Arduino UNO is the excellent board for electronics startups. It is the most documented and popular board that you can always get helpful community support.

Technical Details:

  • Weight 25 g
  • Dimensions 68.6 x 53.4 mm
  • Main Chip ATmega328P
  • Operating Voltage 5V
  • Input Voltage 7V-12V
  • Input Voltage (limit) 6 – 20V
  • Digital I/O Pins 14 (of which 6 provide PWM output)
  • Analog Input Pins 6
  • PWM Digital I/O Pins 6
  • Flash Memory 32 KB (ATmega328) of which 0.5 KB used by bootloader
  • SRAM 2 KB (ATmega328P)
  • Clock Speed 16 MHZ
  • EEPROM 1 KB (ATmega328P)
  • DC Current per I/O Pins 20 mA
  • DC Current for 3.3V Pin 50 mA


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