Overview
The Arduino Mega 2560 is a versatile microcontroller board based on the powerful ATmega2560 chip. Ideal for larger DIY electronics projects, it offers 54 digital input/output pins, 16 analog inputs, 4 serial communication ports, and compatibility with most Arduino Uno shields. This board is perfect for projects that require multiple input/output interfaces, such as robotics, automation, and complex Arduino programming.
The Mega 2560 is an update to the Arduino Mega, which it replaces.
Pin Diagram
Full pinout guide – Click here
Key Features:
- 54 Digital IO Pins (15 with PWM)
- 16 Analog Inputs
- 4 UARTs (Serial Communication)
- Compatible with Arduino Uno shields
- Perfect for robotics, IoT, and embedded systems
Related Boards
If you are looking at upgrading from previous Arduino designs, or if you are just interested in boards with similar functionality, at Arduino you can find:
Tech specs
| Microcontroller | ATmega2560 |
| Operating Voltage | 5V |
| Input Voltage (recommended) | 7-12V |
| Input Voltage (limit) | 6-20V |
| Digital I/O Pins | 54 (of which 15 provide PWM output) |
| Analog Input Pins | 16 |
| DC Current per I/O Pin | 20 mA |
| DC Current for 3.3V Pin | 50 mA |
| Flash Memory | 256 KB of which 8 KB used by bootloader |
| SRAM | 8 KB |
| EEPROM | 4 KB |
| Clock Speed | 16 MHz |
| LED_BUILTIN | 13 |
| Length | 101.52 mm |
| Width | 53.3 mm |
| Weight | 37 g |
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