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DS1747 - Y2K-Compliant / Nonvolatile Timekeeping RAMs

Datasheet Summary

Description

A0 A18 CE OE WE VCC GND DQ0

DQ7 N.C.

Address Input Chip Enable Output Enable Write Enable Power-Supply Input Ground Data Input/Output No Connection Power-On Reset Output (PowerCa

Features

  • Integrated NV SRAM, Real-Time Clock (RTC), Crystal, Power-Fail Control Circuit, and Lithium Energy Source Clock Registers are Accessed Identically to the Static RAM. These Registers are Resident in the Eight Top RAM Locations. Century Byte Register (Y2K Compliant) Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power BCD-Coded Century, Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic Leap-Year Compensation Valid Up to the Year.

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Datasheet preview – DS1747

Datasheet Details

Part number DS1747
Manufacturer Dallas
File Size 340.34 KB
Description Y2K-Compliant / Nonvolatile Timekeeping RAMs
Datasheet download datasheet DS1747 Datasheet
Additional preview pages of the DS1747 datasheet.

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Full PDF Text Transcription

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DS1747/DS1747P Y2K-Compliant, Nonvolatile Timekeeping RAMs www.maxim-ic.com FEATURES § § § § § Integrated NV SRAM, Real-Time Clock (RTC), Crystal, Power-Fail Control Circuit, and Lithium Energy Source Clock Registers are Accessed Identically to the Static RAM. These Registers are Resident in the Eight Top RAM Locations.
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