Frequency (MHz) 8Nonvolatile memory (kByte)8RAM (kByte)0.25ADC type10-bit SARNumber of ADC channels5Number of GPIOs14FeaturesReal-time clockUART0USBNoNumber of I2Cs0SPI0Number of comparator channels0Timers - 16-bit1Bootloader (BSL)UARTOperating temperature range (°C)-40 to 85RatingCatalog