Technical
Core ArchitectureARM
Data Bus Width32 b
Frequency50 MHz
InterfaceI2C, I2S, IrDA, SPI, UART, USART, USB
Max Frequency50 MHz
Max Operating Temperature105 °C
Max Supply Voltage3.6 V
Memory Size128 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.71 V
Number of I2C Channels1
Number of I/Os40
Number of PWM Channels8
Number of SPI Channels1
Number of Timers/Counters14
Number of UART Channels3
Number of USB Channels1
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsDMA, I2C, LVD, POR, PWM, WDT
RAM Size16 kB
Schedule B8542310000
Temperature GradeIndustrial
Watchdog TimerYes