Arduino Uno R3 DIP Compatible – ATmega328P Microcontroller Board

Product Name

Arduino Uno R3 DIP – ATmega328P Microcontroller Board

Primary Function

Versatile microcontroller development board for learning, prototyping, and embedded system design

Microcontroller

ATmega328P (DIP package – socketed, replaceable)

USB Interface Chip

ATmega16U2 (acts as USB-to-serial converter)

Operating Voltage

5V

Input Voltage (Recommended)

7V – 12V via DC jack or VIN pin

Digital I/O Pins

14 (6 PWM outputs)

Analog Input Pins

6

Clock Speed

16 MHz

Flash Memory

32 KB (2 KB used by bootloader)

SRAM / EEPROM

2 KB SRAM / 1 KB EEPROM

USB Connector Type

Standard USB-B (printer-style port)

Communication Interfaces

UART, SPI, I2C

Power Interface Options

DC barrel jack, USB, or VIN pin

Key Features

Replaceable DIP microcontroller, onboard voltage regulator, ICSP header, robust design, wide community support

Compatible Platforms

Arduino IDE, PlatformIO; supports Windows, macOS, and Linux

Applications

Educational electronics, robotics, automation, DIY projects, sensor networks, motor control, and rapid embedded system development

Professional Use Case

Ideal for engineers, educators, and hobbyists needing a stable and easily repairable platform for prototyping and deployment

Expert Commentary

The Uno R3 DIP is the gold standard for beginners due to its reliability, expandability, and ease of use with shields and breadboards

Expandability

Driver Requirement

No external driver needed for ATmega16U2 USB interface on most systems

Operating Temperature Range

-40°C to +85°C

Compliance

RoHS Compliant

Stock & Availability

Widely available; bulk orders supported for educational institutions, makerspaces, and commercial prototyping projects