Arduino Uno Rev3

The UNO is the best board to get started with electronics and coding. If this is your first experience tinkering with the platform, the UNO is the most robust board you can start playing with. The UNO is the most used and documented board of the whole Arduino family.

 

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  • Microcontroller ATmega328P
    Operating Voltage 5V
    Input Voltage (recommended) 7-12V
    Input Voltage (limit) 6-20V
    Digital I/O Pins 14 (of which 6 provide PWM output)
    PWM Digital I/O Pins 6
    Analog Input Pins 6
    DC Current per I/O Pin 20 mA
    DC Current for 3.3V Pin 50 mA
    Flash Memory 32 KB (ATmega328P) of which 0.5 KB used by bootloader
    SRAM 2 KB (ATmega328P)
    EEPROM 1 KB (ATmega328P)
    Clock Speed 16 MHz
    LED_BUILTIN 13
    Length 68.6 mm
    Width 53.4 mm
    Weight 25 g

A000066