
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board A000067
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board A000067 is a powerful development board based on the ATmega2560 microcontroller, designed for complex embedded applications requiring a large number of digital and analog I/O pins. Featuring 54 digital I/O pins, 16 analog inputs, 4 hardware UARTs, and 256KB Flash memory, it is ideal for robotics, automation, 3D printers, CNC controllers, IoT systems, and advanced Arduino projects. The board includes a USB interface, DC power jack, ICSP header, and reset button, making it easy to program and integrate into a wide range of applications.
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Datasheet
Features
- Original Arduino Mega 2560 Rev3 Development Board
- ATmega2560 8-bit AVR Microcontroller
- 54 Digital I/O Pins (15 PWM Outputs)
- 16 Analog Input Channels
- 4 Hardware UART Serial Ports
- 16MHz Crystal Oscillator
- USB Interface for Programming and Communication
- ICSP Header for Direct Programming
- Reset Push Button
- Compatible with Arduino IDE
- Supports Most Arduino Uno Shields
- Large Flash Memory for Complex Applications
- USB or External Power Supply Operation
- Open-Source Hardware Platform
Pinout Diagram

Specifications
| Parameter | Specification |
|---|---|
| Product Type | Development Board |
| Board | Arduino Mega 2560 Rev3 |
| Microcontroller | ATmega2560 |
| Architecture | AVR 8-bit |
| Operating Voltage | 5V |
| Recommended Input Voltage | 7V – 12V DC |
| Input Voltage Limit | 6V – 20V DC |
| Digital I/O Pins | 54 |
| PWM Digital Pins | 15 |
| Analog Input Pins | 16 |
| UART Hardware Serial Ports | 4 |
| SPI Interface | Yes |
| I²C Interface | Yes |
| ICSP Header | Yes |
| USB Interface | USB Type-B |
| DC Barrel Jack | Yes |
| Flash Memory | 256KB (8KB used by bootloader) |
| SRAM | 8KB |
| EEPROM | 4KB |
| Clock Speed | 16MHz |
| DC Current per I/O Pin | 20mA |
| DC Current for 3.3V Pin | 50mA |
| Built-in LED Pin | D13 |
| Length | 101.52mm |
| Width | 53.3mm |
| Weight | 37g |
Compatibility
| Feature | Support |
|---|---|
| Arduino IDE | Yes |
| Arduino Shields | Compatible with most Uno, Duemilanove, and Diecimila Shields |
| USB Programming | Yes |
| Bootloader | Pre-installed |
| Operating Systems | Windows, Linux, macOS |
Explore all Arduino Boards ->
Package Includes
1 × Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board
Original: $35.03
-65%$35.03
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Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board A000067
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board A000067 is a powerful development board based on the ATmega2560 microcontroller, designed for complex embedded applications requiring a large number of digital and analog I/O pins. Featuring 54 digital I/O pins, 16 analog inputs, 4 hardware UARTs, and 256KB Flash memory, it is ideal for robotics, automation, 3D printers, CNC controllers, IoT systems, and advanced Arduino projects. The board includes a USB interface, DC power jack, ICSP header, and reset button, making it easy to program and integrate into a wide range of applications.
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Datasheet
Features
- Original Arduino Mega 2560 Rev3 Development Board
- ATmega2560 8-bit AVR Microcontroller
- 54 Digital I/O Pins (15 PWM Outputs)
- 16 Analog Input Channels
- 4 Hardware UART Serial Ports
- 16MHz Crystal Oscillator
- USB Interface for Programming and Communication
- ICSP Header for Direct Programming
- Reset Push Button
- Compatible with Arduino IDE
- Supports Most Arduino Uno Shields
- Large Flash Memory for Complex Applications
- USB or External Power Supply Operation
- Open-Source Hardware Platform
Pinout Diagram

Specifications
| Parameter | Specification |
|---|---|
| Product Type | Development Board |
| Board | Arduino Mega 2560 Rev3 |
| Microcontroller | ATmega2560 |
| Architecture | AVR 8-bit |
| Operating Voltage | 5V |
| Recommended Input Voltage | 7V – 12V DC |
| Input Voltage Limit | 6V – 20V DC |
| Digital I/O Pins | 54 |
| PWM Digital Pins | 15 |
| Analog Input Pins | 16 |
| UART Hardware Serial Ports | 4 |
| SPI Interface | Yes |
| I²C Interface | Yes |
| ICSP Header | Yes |
| USB Interface | USB Type-B |
| DC Barrel Jack | Yes |
| Flash Memory | 256KB (8KB used by bootloader) |
| SRAM | 8KB |
| EEPROM | 4KB |
| Clock Speed | 16MHz |
| DC Current per I/O Pin | 20mA |
| DC Current for 3.3V Pin | 50mA |
| Built-in LED Pin | D13 |
| Length | 101.52mm |
| Width | 53.3mm |
| Weight | 37g |
Compatibility
| Feature | Support |
|---|---|
| Arduino IDE | Yes |
| Arduino Shields | Compatible with most Uno, Duemilanove, and Diecimila Shields |
| USB Programming | Yes |
| Bootloader | Pre-installed |
| Operating Systems | Windows, Linux, macOS |
Explore all Arduino Boards ->
Package Includes
1 × Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board
Product Information
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Description
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board A000067 is a powerful development board based on the ATmega2560 microcontroller, designed for complex embedded applications requiring a large number of digital and analog I/O pins. Featuring 54 digital I/O pins, 16 analog inputs, 4 hardware UARTs, and 256KB Flash memory, it is ideal for robotics, automation, 3D printers, CNC controllers, IoT systems, and advanced Arduino projects. The board includes a USB interface, DC power jack, ICSP header, and reset button, making it easy to program and integrate into a wide range of applications.
Official Arduino Mega 2560 ATmega2560 MCU Rev3 Datasheet
Features
- Original Arduino Mega 2560 Rev3 Development Board
- ATmega2560 8-bit AVR Microcontroller
- 54 Digital I/O Pins (15 PWM Outputs)
- 16 Analog Input Channels
- 4 Hardware UART Serial Ports
- 16MHz Crystal Oscillator
- USB Interface for Programming and Communication
- ICSP Header for Direct Programming
- Reset Push Button
- Compatible with Arduino IDE
- Supports Most Arduino Uno Shields
- Large Flash Memory for Complex Applications
- USB or External Power Supply Operation
- Open-Source Hardware Platform
Pinout Diagram

Specifications
| Parameter | Specification |
|---|---|
| Product Type | Development Board |
| Board | Arduino Mega 2560 Rev3 |
| Microcontroller | ATmega2560 |
| Architecture | AVR 8-bit |
| Operating Voltage | 5V |
| Recommended Input Voltage | 7V – 12V DC |
| Input Voltage Limit | 6V – 20V DC |
| Digital I/O Pins | 54 |
| PWM Digital Pins | 15 |
| Analog Input Pins | 16 |
| UART Hardware Serial Ports | 4 |
| SPI Interface | Yes |
| I²C Interface | Yes |
| ICSP Header | Yes |
| USB Interface | USB Type-B |
| DC Barrel Jack | Yes |
| Flash Memory | 256KB (8KB used by bootloader) |
| SRAM | 8KB |
| EEPROM | 4KB |
| Clock Speed | 16MHz |
| DC Current per I/O Pin | 20mA |
| DC Current for 3.3V Pin | 50mA |
| Built-in LED Pin | D13 |
| Length | 101.52mm |
| Width | 53.3mm |
| Weight | 37g |
Compatibility
| Feature | Support |
|---|---|
| Arduino IDE | Yes |
| Arduino Shields | Compatible with most Uno, Duemilanove, and Diecimila Shields |
| USB Programming | Yes |
| Bootloader | Pre-installed |
| Operating Systems | Windows, Linux, macOS |
Explore all Arduino Boards ->
Package Includes
1 × Official Arduino Mega 2560 ATmega2560 MCU Rev3 Development Board


















