Nonvolatile memory (kByte)2RAM (kByte)0.125ADC type10-bit SARNumber of ADC channels8Number of GPIOs10FeaturesReal-time clock, Spy-bi-wire, Watchdog timerUART0USBNoNumber of I2Cs1SPI1Number of comparator channels0Timers - 16-bit1Bootloader (BSL)NoneOperating temperature range (°C)-40 to 85RatingCatalog