PCA1628 Datasheet (NXP)

PCA1628, CMOS

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-operat

PCA1628 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