FEATURES of Crystal 32.768 KHz:
32.7686 kHz standard frequency
Frequency range : 30 kHz to 200 kHz
Operating temperature: -10?C to 60?C (see option)
Load capacitance CL: 12.5 pF typ. (see option)
Real time clock
?Clock source for communication or A/V equipment
to download? Datasheet?