Technical
Address Bus Width8 b
Core ArchitectureAVR
Data Bus Width8 b
Density512 kb
Frequency20 MHz
HS Code8542.31.0015
Interface2-Wire, EBI/EMI, I2C, SPI, Serial, UART, USART, USB
Max Frequency20 MHz
Max Operating Temperature85 °C
Max Supply Voltage5.5 V
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage2.7 V
Number of ADC Channels8
Number of I2C Channels1
Number of I/Os48
Number of Programmable I/O48
Number of PWM Channels10
Number of SPI Channels1
Number of Timers/Counters4
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size4 kB
Schedule B8542310000
TerminationSMD/SMT
Watchdog TimerYes