Technical
Core Architecture8051
Data Bus Width8 b
Frequency18 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency18 MHz
Max Operating Temperature85 °C
Max Power Dissipation1.5 W
Max Supply Current23 mA
Max Supply Voltage3.6 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage3 V
Number of I/Os40
Number of Programmable I/O40
Number of Timers/Counters2
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size512 B
Temperature GradeIndustrial
Watchdog TimerYes