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PCA2125 SPI Real-time clock/calendar

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Description

www.DataSheet4U.com PCA2125 SPI Real-time clock/calendar Rev.01 * 28 July 2008 Product data sheet 1.General .
The PCA2125 is a CMOS real-time clock/calendar optimized for low-power consumption and an operating temperature up to 125 °C.

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Features

* I Provides year, month, day, weekday, hours, minutes and seconds based on 32.768 kHz quartz crystal I Resolution: seconds to years I Clock operating voltage: 1.3 V to 5.5 V I Low backup current: typical 0.55 µA at VDD = 3.0 V and Tamb = 25 °C I 3-line SPI-bus with separate combinable data input and

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