Technical
Core ArchitectureARM Cortex-M4
Data Bus Width32 b
Frequency100 MHz
HS Code8542.31.0025
Interface2-Wire, I2C, IrDA, SMBus, SPI, UART, USART
Max Frequency100 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size1 MB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.62 V
Number of A/D Converters1
Number of ADC Channels17
Number of Bits32
Number of I2C Channels3
Number of I/Os79
Number of Programmable I/O79
Number of PWM Channels7
Number of SPI Channels4
Number of Timers/Counters6
Number of UART Channels7
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size80 kB
Watchdog TimerYes