SC-16S 32.768KHZ 12.5PF 20PPM SC-16S 32.768kHz 20PPM 12.5pF SC-16S 32.768KHZ 7PF 20PPM SC-16S 32.768KHZ 9PF 20PPM SC-16S(12.5PF20PPM) SC-16S-12.5PF20PPM SC16S-12.5PF20PPM SC-16S-7PF20PPM SC16S-7PF20PPM SC-16S-9PF20PPM