PCA2000; PCA2001
32 kHz watch circuit with programmable adaptive motor pulse
Rev. 9 — 24 November 2011
Product data sheet
1. General description
The PCA2000 and PCA2001 are CMOS1 integrated circuits for battery operated wrist watches with a 32 kHz quartz crystal as timing element and a bipolar 1 Hz stepping motor. The quartz crystal oscillator and the fr...
