Technical
Core ArchitectureARM
Data Bus Width32 b
Density4 Mb
Frequency55 MHz
InterfaceCAN, Ethernet, I2C, I2S, SPI, UART, USART, USB
Max Frequency55 MHz
Max Operating Temperature85 °C
Max Supply Voltage3.6 V
Memory Size512 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage1.65 V
Number of ADC Channels8
Number of Bits32
Number of Ethernet Channels1
Number of I2C Channels1
Number of I/Os62
Number of Programmable I/O13
Number of PWM Channels4
Number of SPI Channels2
Number of Timers/Counters3
Number of UART Channels1
Operating Supply Voltage3.3 V
Oscillator TypeInternal
PeripheralsBrown-out Detect/Reset, DMA, POR, PWM, WDT
RAM Size128 kB
Watchdog TimerYes