Axtoc01_3v3 is a robust 32.768 kHz crystal oscillator for supply voltage range from 2.4 to 3.6V. An external quartz crystal has to be connected to the XI and XO pins. The load capacitors Cxin and Cxout are incorporated in the circuit. In addition, external load capacitors can be connected to adjust the oscillation frequency.
Dec 12, 2012