We just a received a quantity of new Mega 2560 R3 boards. We priced them slightly cheaper than the Mega 2560s we already have because they are compatibles. Since we test all the different boards we know they work just as well. You can check them out >HERE<
Microcontroller: ATmega2560.Operating Voltage 5V.Input Voltage (recommended) 7-12V.
Input Voltage (limits) 6-20V.Digital I/O Pins 54 (of which 14 provide PWM output).
Analog Input Pins 16.DC Current per I/O Pin 40 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.