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MEGA2560 R3 Development Board + Acrylic Case Shell Set for Arduino
Microcontroller ATmega2560 Development Board Operating Voltage: 5V Input Voltage (recommended): 7~12V Input Voltage (limits): 6~20V Digital I/O Pins: 54 (of which 15 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 is used by bootloader£¬ SRAM: 8 KB£¬ EEPROM: 4 KB Clock Speed: 16 MHz