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PCF2129A

NXP Semiconductors
Part Number PCF2129A
Manufacturer NXP Semiconductors
Description Integrated RTC TCXO and quartz crystal
Published Mar 13, 2010
Detailed Description PCF2129A Integrated RTC, TCXO and quartz crystal Rev. 01 — 13 January 2010 www.DataSheet4U.com Product data sheet 1. ...
Datasheet PDF File PCF2129A PDF File

PCF2129A
PCF2129A

Overview
PCF2129A Integrated RTC, TCXO and quartz crystal Rev.
01 — 13 January 2010 www.
DataSheet4U.
com Product data sheet 1.
General description The PCF2129A is a CMOS1 real time clock 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.
The PCF2129A has a selectable I2C-bus or SPI-bus, a backup battery switch-over circuit, a programmable watchdog function, a timestamp function, and many other features.
2.
Features „ „ „ „ „ Temperature Compensated Crystal Oscillator (TCXO) with integrated capacitors Accuracy: ±3 ppm from −15 °C to +60 °C Integration of a 32.
768 kH...


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