Technical
Core ArchitectureAVR
Data Bus Width32 b
Frequency20 MHz
HS Code8542.31.0025
Interface2-Wire, EBI/EMI, Ethernet, I2C, I2S, SPI, UART, USART, USB
Max Frequency66 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size14 kB
Memory TypeFLASH, OTP
Min Operating Temperature-40 °C
Min Supply Voltage1.65 V
Number of I/Os33
Number of Programmable I/O69
Number of Timers/Counters3
Operating Supply Voltage3.3 V
Oscillator TypeExternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size64 kB
Schedule B8542310000