Description
The PCF2129 is a CMOS1 Real Time Clock (RTC) and calendar with an integrated Temperature Compensated Crystal (Xtal) Oscillator (TCXO) and a 32.768 kHz quartz crystal optimized for very high accuracy and very low power consumption.
Features
- UL Recognized Component (PCF2129AT and PCF2129T).
- Operating temperature range from -40 °C to +85 °C.
- Temperature Compensated Crystal Oscillator (TCXO) with integrated capacitors.
- Typical accuracy:.
- PCF2129AT: ±3 ppm from -15 °C to +60 °C.
- PCF2129T: ±3 ppm from -30 °C to +80 °C.
- Integration of a 32.768 kHz quartz crystal and oscillator in the same package.
- Provides year, month, day, weekday, hours, minutes, seconds, and leap.
PCF2129-NXP.pdf
