标签: pcf8523

使用小型有效的RTC减少功耗NXPultra-low-powerRTC/calendarsPCF8523&PCF2123Savepowerwithsmall,ultra-efficientRTCsDesignedtoperformcriticaltime-keepingfunctionsinarangeofapplications,thesesmall,highlyefficientRTC/calendarsfitnearlyanywhereandcutpowerdemandsbyasmuchas60percent.KeyfeaturesKeyapplications}32.768kHzquartzcrystal}Time-keepingfunctions}Resolution:secondstoyears}Battery-powereddevices}Freelyprogrammabletimerandalarmfunctionw……