Microcontroller

 

ATmega32u4

 

Operating Voltage

5V

Input Voltage (recommended)

7-12V

Input Voltage (limits)

6-20V

Digital I/O Pins

20

PWM Channels

7

Analog Input Channels

12

DC Current per I/O Pin

40 mA

DC Current for 3.3V Pin

50 mA

Flash Memory

32 KB (ATmega32u4) of which 4 KB used by bootloader

SRAM

2.5 KB (ATmega32u4)

EEPROM

1 KB (ATmega32u4)

Clock Speed

 

MHz

 

Length

68.6 mm

Width

53.3 mm

Weight

20g