Technical
Core ArchitectureAVR
Data Bus Width32 b
Frequency50 MHz
HS Code8542.31.0025
InterfaceI2C, SPI, UART, USART, USB
Max Frequency50 MHz
Max Operating Temperature85 °C
Max Supply Voltage1.98 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.62 V
Number of ADC Channels8
Number of I2C Channels2
Number of I/Os51
Number of Programmable I/O51
Number of PWM Channels36
Number of SPI Channels1
Number of Timers/Counters2
Number of USB Channels1
Operating Supply Voltage1.8 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size16 kB
Watchdog TimerYes