1PCS for UNO R3 Official Box ATMEGA16U2 + MEGA328P Chip for Arduino UNO R3 Development Board + USB Cable in STOCK ANNUOSENCHIP

1set for uno r3 MEGA328P ATMEGA16U2(with logo) for Arduino Compatible without USB Cable

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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 40 mA

DC Current for 3.3V Pin 50 mA

Flash Memory 32 KB (ATmega328) of which 0.5 KB used by bootloader

SRAM 2 KB (ATmega328)

EEPROM 1 KB (ATmega328)

Clock Speed 16 MHz

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