Technical
Core ArchitectureAVR
Data Bus Width32 b
Frequency60 MHz
HS Code8542.31.0025
Interface2-Wire, I2C, I2S, IrDA, SPI, UART, USART, USB
Max Frequency60 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage3 V
Number of I/Os44
Number of Programmable I/O44
Number of Timers/Counters3
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size16 kB
Watchdog TimerYes