Technical
Core ArchitectureAVR
Data Bus Width8 b
Frequency4 MHz
HS Code8542.31.0015
Interface2-Wire, EBI/EMI, I2C, SPI, UART, USART
Max Frequency16 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size7 kB
Memory TypeFLASH, OTP
Min Operating Temperature-40 °C
Min Supply Voltage4.5 V
Number of I/Os33
Number of Programmable I/O53
Number of Timers/Counters4
Operating Supply Voltage5 V
Oscillator TypeExternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4 kB
Schedule B8542310000
Watchdog TimerYes