Nonvolatile memory (kByte)8RAM (kByte)0.5ADC type10-bit SARNumber of ADC channels12Number of GPIOs32FeaturesBrown out detector, Real-time clockUART1USBNoNumber of I2Cs1SPI1Number of comparator channels0Timers - 16-bit2Bootloader (BSL)UARTOperating temperature range (°C)-40 to 105RatingCatalog