Technical
Core ArchitectureAVR
Data Bus Width16 b
Frequency20 MHz
HS Code8542.31.0020
InterfaceI2C, IrDA, LIN, SPI, UART, USART
Max Frequency32 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.8 V
Number of I/Os23
Number of Programmable I/O24
Number of Timers/Counters4
Operating Supply Voltage3 V
Oscillator TypeInternal
PackagingRail/Tube
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size1 kB
Schedule B8542310000
Watchdog TimerYes