PCA1672 Overview
GENERAL DESCRIPTION PCA167x series The PCA167x series devices are CMOS integrated circuits specially suited for battery-operated, quartz-crystal-controlled wrist-watches, with a bipolar stepping motor. Figure 1 and Chapter “Package outline” show details of standard package, available for large orders only. Chapter “Chip dimensions and bonding pad locations” shows exact pad locations for other delivery formats.
PCA1672 Key Features
- 32 kHz oscillator, amplitude regulated with excellent frequency stability
- High immunity of the oscillator to leakage currents
- Very low current consumption; typically 150 nA
- Stop function for accurate timing
- Chopped motor pulses available
- Power-on reset for fast testing
- Various test modes for testing the mechanical parts of the watch and the IC. ORDERING INFORMATION TYPE NUMBER PCA1672U P
- chip in tray chip in tray chip in tray chip on foil chip in tray DESCRIPTION GENERAL DESCRIPTION