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 頁數(shù)：21 Pages

DALLAS

Nonvolatile Timekeeping RAM

DESCRIPTION The DS1646 is a 128K x 8 nonvolatile static RAM with a full function Real Time Clock (RTC) which are both accessible in a Byte–wide format. The nonvolatile timekeeping RAM is function equivalent to any JEDEC standard 128K x 8 SRAM. The device can also be easily substituted in ROM, EPR

文件：182.83 Kbytes 頁數(shù)：11 Pages

DALLAS

4MEG NV Y2KC Timekeeping RAM

DESCRIPTION The DS1557 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 512k x 8 non-volatile static RAM. User access to all registers within the DS1557 is accomplished with a bytewide interface a

文件：268.72 Kbytes 頁數(shù)：19 Pages

DALLAS

Y2KC Nonvolatile Timekeeping RAM

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：247.62 Kbytes 頁數(shù)：17 Pages

DALLAS

64kB, Nonvolatile, Year-2000-Compliant Timekeeping RAM

GENERAL DESCRIPTION The DS1553 is a full-function, year-2000-compliant (Y2KC) real-time clock/calendar (RTC) with an RTC alarm, watchdog timer, power-on reset, battery monitor, and 8k x 8 nonvolatile static RAM. User access to all registers within the DS1553 is accomplished with a byte-wide inter

文件：295.17 Kbytes 頁數(shù)：20 Pages

MAXIM

美信

PowerCap

文件：119.67 Kbytes 頁數(shù)：3 Pages

DALLAS

PowerCap with Crystal

文件：116.16 Kbytes 頁數(shù)：4 Pages

MAXIM

美信

Nonvolatile Timekeeping RAM

文件：182.69 Kbytes 頁數(shù)：14 Pages

DALLAS

絲?。?a target="_blank" title="Marking" href="/ds9034pcx/marking.html">DS9034PCX；Nonvolatile Timekeeping RAM

文件：186.6 Kbytes 頁數(shù)：10 Pages

ARTSCHIP

Nonvolatile Timekeeping RAM

文件：316.97 Kbytes 頁數(shù)：11 Pages

ARTSCHIP