Arduino Nano V3.0 Microcontroller Board

The Arduino Nano V3.0 is a compact and versatile microcontroller development board based on the ATmega328P chip. It provides the full functionality of the classic Arduino platform in a small form factor, making it ideal for prototyping, DIY electronics, robotics, IoT projects, and embedded systems.

With 14 digital I/O pins, 8 analog inputs, and USB connectivity, the Nano V3.0 is perfect for projects where space is limited but full Arduino capabilities are required. It can be easily programmed using the Arduino IDE via its mini-USB interface.

Key Features

• Microcontroller: ATmega328P

• Compact size: 45 mm × 18 mm

• Operates at 5V logic level, powered via USB or external 7–12V supply

• 14 digital I/O pins (6 PWM outputs)

• 8 analog input pins for sensors and measurement

• Built-in 16 MHz crystal oscillator for precise timing

• USB interface for programming and serial communication

• Compatible with Arduino IDE and Arduino Nano shields

Specifications

• Operating Voltage: 5V

• Input Voltage (recommended): 7–12V

• Digital I/O Pins: 14 (6 PWM capable)

• Analog Input Pins: 8

• Flash Memory: 32 KB (ATmega328P)

• SRAM: 2 KB

• EEPROM: 1 KB

• Clock Speed: 16 MHz

• USB: Mini-USB connector for programming and power

Pin Description

• VCC / 5V / 3.3V: Power outputs

• GND: Ground pins

• D0–D13: Digital I/O pins (PWM on D3, D5, D6, D9, D10, D11)

• A0–A7: Analog inputs

• RST: Reset pin

• TX/RX: Serial communication pins