Technical
Core ArchitectureARM
Data Bus Width32 b
Frequency32 MHz
InterfaceI2C, IrDA, SPI, UART, USART
Max Frequency32 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.8 V
Memory Size32 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.98 V
Number of I/Os53
Number of Programmable I/O53
Number of Timers/Counters4
Operating Supply Voltage3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size8 kB
Temperature GradeIndustrial
Watchdog TimerYes