The Arduino Uno Rev3 is a microcontroller board based on the ATmega328P. It is the most famous boards in the whole Arduino family. Arduino Uno Rev3 Pinout includes 14 digital I/O pins, 6 analog inputs and 6 PWMs. It operates at 16 MHz and has 32 Kbytes of Flash, 2 Kbytes of SRAM and 1 Kbytes EEPROM. The peripherals include TWI (I2C), SPI, UART and a 10-bit ADC. It also has a USB B port for programming and communication.

Arduino Uno Rev3 Pinout includes 14 digital I/O pins, 6 analog inputs and 6 PWMs. Arduino Uno uses ATmega328P microcontroller at 16MHz.

Manufacturer	Arduino
Processor	ATmega328P
Processor Family	AVR
Clock Speed	16 Mhz
Flash Memory	32 KB
SRAM	2 KB
EEPROM	1 KB
Programming	Arduino CLI Arduino IDE Arduino Web Editor PlatformIO

Digital I/O	14
Analog Input	6
PWM	6
ADC Resolution	1024
Interrupts	2

Input Voltage	7-12 V
I/O Voltage	5 V
I/O Current	20 mA

I2C	1x
SPI	1x
USART	1x

Timer	2x 8 bit 1x 16 bit
Watchdog Timer	0x

Arduino Uno Rev3 Pinout and Specification

Arduino Uno Rev3 Pinout and Specification

Platform

I/O

Power

Communication Protocols

Connectivity

Peripherals

Dimentions

Width	53.4 mm
Length	68.6 mm
Weight	25 g