PCF1179C - 4-digit duplex LCD car clock
The PCF1179C is a single chip, 4.19 MHz car clock circuit providing hours, minutes, and seconds functions.
It is designed to drive a 4-digit duplex liquid crystal display (LCD).
Two external single-pole, single-throw push buttons accomplish all time setting functions.
Time calibration and voltage r
PCF1179C Features
* Internal voltage regulator is electrically programmable for various LCD voltages
* Time calibration is electrically programmable (no trimming capacitor required)
* LCD voltage adjusts with temperature for a good contrast
* 4.19 MHz oscillator
* 12-hour or 24-hour mode
* Ope