Technical
Ambient Temperature Range High105 °C
Core ArchitectureARM Cortex-M4
Data Bus Width32 b
Frequency120 MHz
HS Code8542.31.0025
InterfaceI2C, I2S, IrDA, SPI, UART, USART, USB
Max Frequency120 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size256 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.08 V
Number of A/D Converters1
Number of ADC Channels8
Number of I2C Channels8
Number of I/Os34
Number of Programmable I/O34
Number of SPI Channels2
Number of Timers/Counters6
Number of UART Channels1
Number of USB Channels1
Operating Supply Voltage1.2 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size64 kB
Watchdog TimerYes