资料介绍
使用小型有效的RTC减少功耗 NXP ultra-low-power
RTC/calendars PCF8523
& PCF2123
Save power with small,
ultra-efficient RTCs
Designed to perform critical time-keeping functions in a range of applications, these small, highly
efficient RTC/calendars fit nearly anywhere and cut power demands by as much as 60 percent.
Key features Key applications
} 32.768 kHz quartz crystal } Time-keeping functions
} Resolution: seconds to years } Battery-powered devices
} Freely programmable timer and alarm function w
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