| Description | PCA16xx series • Stop function for accurate timing • Power-on reset for fast testing • Various test modes for testing the mechanical parts of the watch and the IC. GENERAL DESCRIPTION The PCA16xx series devices are CMOS integrated circuits specially suited for battery-operated, quartz-crystal-controlled wrist-watches, with bipolar stepping motors. VERSION − SOT144-1 − − − − − − − − − − − − − − −... |
| Features |
• 32 kHz oscillator, amplitude regulated with excellent frequency stability • High immunity of the oscillator to leakage currents • Time calibration electrically programmable and reprogrammable (via EEPROM) • A quartz crystal is the only external component required • Very low current consumption; typically 170 nA • Detector for silver-oxide or lith... |
| Datasheet |
 PCA1629 Datasheet - 85.83KB |
