Arduino · AVR
Arduino Mega 2560
The pin monster of the Arduino family: 54 digital, 16 analog and 4 hardware serial ports for big, wire-heavy projects.
No wireless5 V logicLarge
Typical price
$48
Clones from about $15
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Specifications
| Maker | Arduino |
|---|---|
| Chip | ATmega2560 |
| CPU | 8-bit AVR |
| Clock speed | 16 MHz |
| Wi-Fi | None |
| Bluetooth | None |
| Zigbee / Thread radio | No |
| GPIO pins | 70 usable |
| ADC | 16 channels, 10-bit |
| DAC | None |
| Flash | 256 KB |
| RAM | 8 KB |
| Logic level | 5 V |
| Power input | 7–12V barrel / 5V USB |
| Deep sleep (typ.) | ~30 mA |
| Active current (typ.) | ~70 mA |
| Form factor | Large |
| USB | USB-B |
| Programming | Arduino C++ |
| Released | 2010 |
Typical values. Sleep current is approximate; whole-board numbers are higher than the bare chip's datasheet figure.
Pros
- 70 I/O pins and 4 hardware UARTs
- Compatible with many Uno shields (and 3D-printer boards)
- 256 KB flash
Cons
- Large and power-hungry
- Same slow 8-bit core as the Uno
- Official price is steep for what it is
Best use cases
- 013D-printer and CNC controllers (RAMPS)
- 02Large LED or keyboard matrices
- 03Many-servo robots
- 04Multi-sensor data acquisition
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