Arduino Uno R3 Clone SMD
- Microcontroller: ATmega328 SMD.
- Operating Voltage: 5V.
- Supply Voltage recommended:Â 7-12V DC.
- 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 is used by the bootloader.
- SRAM: 2 KB (ATmega328).
- EEPROM: 1 KB (ATmega328).
- Clock Speed: 16 MHz.