Technical
Core ArchitectureARM
Data Bus Width32 b
Frequency50 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency50 MHz
Max Operating Temperature105 °C
Memory Size64 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Number of A/D Converters1
Number of ADC Channels1
Number of Bits10
Number of I/Os30
Number of Programmable I/O30
Number of Timers/Counters5
Number of UART Channels2
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, POR, PWM, WDT
RAM Size8 kB
Watchdog TimerYes