Arduino Mega 2560 R3
Best choice for makers tackling complex, hardware-intensive electronics projects.
This is the heavy-duty workhorse for projects that have outgrown smaller boards. You trade the compact footprint of an Uno for a massive array of I/O pins and memory, making it the definitive choice for complex, sensor-heavy builds that demand serious headroom.
$49.90
at
Arduino
Who it's for
- Engineers building complex systems with many sensors and actuators
- Developers managing large, memory-intensive codebases
- Makers integrating multiple serial devices simultaneously
Who should skip it
- Designers creating compact or space-constrained embedded projects
- Budget-conscious hobbyists who do not require extensive I/O
- Programmers needing high-speed processing for real-time calculations
Performance breakdown
I/O Connectivity
Fifty-four digital pins provide unmatched versatility for complex, multi-sensor hardware projects.
Shield Compatibility
Standardized layout ensures seamless integration with a vast ecosystem of expansion shields.
Processing Capacity
The 8-bit architecture handles demanding logic but shows age against modern microcontrollers.
Development Accessibility
The mature Arduino IDE ecosystem makes programming intuitive for beginners and experts.
Memory Constraints
Limited SRAM requires careful code optimization for memory-intensive data logging tasks.
Hardware Reliability
Robust build quality ensures consistent performance in long-term, continuous operation environments.
Key Specs
Microcontroller Processor
ATmega2560
Connectivity Protocol
Not specified
USB Interface Type
USB-B
Operating Voltage
5.0 Volts
RAM Capacity
8.0 MB
Flash Memory Capacity
256.0 MB
GPIO Pin Count
54
Clock Speed
16 MHz
Integrated Sensors
None
Form Factor
Arduino Uno Compatible
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