Nonvolatile memory (kByte)32RAM (kByte)8ADC type12-bit SARNumber of ADC channels10Number of GPIOs47FeaturesReal-time clockUART2USBYesNumber of I2Cs2SPI4Number of comparator channels8Timers - 16-bit4Bootloader (BSL)USBOperating temperature range (°C)-40 to 85RatingCatalog