DS1554 Datasheet PDF (256K NV Y2KC Timekeeping RAM) | Download Dallas Semiconducotr DS1554

DS1554 - 256K NV Y2KC Timekeeping RAM

Description

A0 A14 - Address Inputs DQ0

N.C.

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 Reside in the 16 Top RAM Locations.
Century Byte Register (i. e. , Y2K Compliant).
Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power.
Precision Power-On Reset.
Programmable Watchdog Timer and RTC Alarm.
BCD-Coded Year, Month, Date, Day, Hours, Minutes, and.

Datasheet Details

Part number	DS1554
Manufacturer	Dallas Semiconducotr
File Size	386.63 KB
Description	256K NV Y2KC Timekeeping RAM
Datasheet	DS1554 Datasheet
Additional preview pages of the DS1554 datasheet.

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Full PDF Text Transcription

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19-5497; Rev 9/10 www.maxim-ic.com DS1554 256k, Nonvolatile, Y2K-Compliant Timekeeping RAM 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 Reside in the 16 Top RAM Locations  Century Byte Register (i.e.

Published: Sep 21, 2005 |