PCF8563BS/4,118

The PCF8563BS/4,118 is a CMOS Real-time Clock (RTC) and Calendar optimized for low power consumption. It provides year, month, day, weekday, hours, minutes and seconds based on a 32.768KHz quartz crystal. A programmable clock output, interrupt output and voltage-low detector are also provided. All addresses and data are transferred serially via a two-line bidirectional I²C-bus. Maximum bus speed is 400kbps. The register address is incremented automatically after each written or read data byte.

• Alarm and timer functions
• Integrated oscillator capacitor
• Internal power-ON Reset (POR)
• Open-drain interrupt pin

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