PCF2003 CMOS

NXP

Description

PCF2003 32 kHz watch circuit with programmable adaptive motor pulse and pulse period Rev.1.1 * 16 October 2019 Product data sheet 1.Gene.
The PCF2003 is a CMOS integrated circuit for battery operated wrist watches with a 32 kHz quartz crystal as timing element and a bipolar 1 Hz stepping.

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Datasheet Specifications

Part number: PCF2003
Manufacturer: NXP ↗
File Size: 410.72 KB
Datasheet: PCF2003-NXP.pdf
Description: CMOS

Features

* Amplitude-regulated 32 kHz quartz crystal oscillator, with excellent frequency stability and high immunity to leakage currents
* Electrically programmable time calibration with 1 ppm resolution stored in One Time Programmable (OTP) memory
* The quartz crystal is the only external compo

Applications

* Driver circuits for bipolar stepping motors

PCF2003 Distributors

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