ATmega2560 Funduino Mega 2560 ATMEGA2560-16U Improved Version Development Board

Feature 54 digital I O input output of which 14 provide PWM 16 analog inputs4 UART hardware serial ports 16 MHz crystal oscillatorWith bootloader download the program directly via USB without external programmerUSB power supply or AC to DC adapter and batteryDesigned based on official oneSpecification Microcontroller ATmega2560 16UOperating Voltage 5VInput Voltage recommended 7V 12VInput Voltage limits 6V 20VDigital I O Pins 54 of which 14 provide PWM output Analog Input Pins 16DC Current per I O Pin 40mAAC Current for 3 3V Pin 50mAFlash Memory 256KB of which 4KB used by bootloader SRAM 8KBEEPROM 4KBClock Speed 16MHzPackage included 1 x Development board