Operating frequency range (base on 2 clocks): * Crystal mode: DC~20MHz at 5V, DC~8MHz at 3V, DC~4MHz at 2.3V. * ERC mode: DC~4MHz at 5V, DC~4MHz at 3V, DC~4MHz at 2.3V.
Low power consumption: * less then 1.5 mA at 5V/4MHz * t*ical of 15 µA, at 3V/32KHz * t*ical of 1µA, during the sleep mode