Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency16 MHz
Interface2-Wire, I2C, SPI, Serial, UART, USART
Max Frequency16 MHz
Max Operating Temperature105 °C
Max Supply Voltage5.5 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of I/Os23
Number of Programmable I/O23
Number of Timers/Counters3
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size512 B
Watchdog TimerYes