Arduino Uno R3

About this product

Microcontroller board based on the ATmega328P with 14 digital I/O pins, 6 analog inputs, and USB-B programming. Suited for prototyping, education, and robotics projects.

Arduino, ESP32, Raspberry Pi and other microcontroller and single-board computer platforms for embedded, IoT and edge AI projects.

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Specifications

Microcontroller

ATmega328P, 16 MHz

Operating Voltage

5V

Input Voltage

7-12V recommended (6-20V limit)

Digital I/O Pins

14 (6 PWM)

Analog Input Pins

6

Memory

32 KB Flash, 2 KB SRAM, 1 KB EEPROM

DC Current per I/O Pin

20 mA

USB Connector

USB-B