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PCF2128

Part Number	PCF2128
Manufacturer	NXP Semiconductors
Description	Integrated RTC/TCXO/Crystal
Published	Mar 13, 2010
Detailed Description	PCF2128 Integrated RTC / TCXO / Crystal Rev. 00.03 — 4 June 2007 com Preliminary [short] data sheet 1...
Datasheet	PCF2128 PDF File

Overview

PCF2128 Integrated RTC / TCXO / Crystal Rev.
00.
03 — 4 June 2007 com Preliminary [short] data sheet 1.
General description The PCF2128 is a ready to run CMOS real time clock/calendar with an integrated temperature compensated crystal oscillator (TCXO).
In timekeeping applications the high accuracy of the PCF2128 allows it to be used as a replacement for costly and higher powered long wave receivers or GPS receivers.
A programmable battery switch-over circuit enables an uninterruptible power supply and consequently continuous timekeeping.
The PCF2128 additionally features 512 bytes of general purpose RAM, a programmable watchdog, a time stamp facility and a voltage monitori...

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