Package：34-PowerCap™ 模块；包装：管件 功能：备份管理 类别：集成电路（IC） 电池 描述：PCM W/O CRYSTAL NV SRAM SNAP-ON

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PowerCap

文件：119.67 Kbytes 页数：3 Pages

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PowerCap

DESCRIPTION The DS1743 is a full-function, year-2000-compliant (Y2KC), real-time clock/calendar (RTC) and 8k x 8 nonvolatile static RAM. User access to all registers within the DS1743 is accomplished with a bytewide interface as shown in Figure 1. The RTC information and control bits reside in

文件：114.07 Kbytes 页数：3 Pages

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256K NV Y2KC Timekeeping RAM

DESCRIPTION The DS1554 is a full function, year 2000-compliant (Y2KC), real-time clock/calendar (RTC) with a RTC alarm, watchdog timer, power-on reset, battery monitor, and 32k x 8 non-volatile static RAM. User access to all registers within the DS1554 is accomplished with a bytewide interface as

文件：284.33 Kbytes 页数：21 Pages

Dallas