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DS1647

Maxim Integrated
Part Number DS1647
Manufacturer Maxim Integrated
Description Nonvolatile Timekeeping RAM
Published Mar 27, 2020
Detailed Description 19-5596; Rev 10/10 www.maxim-ic.com DS1647/DS1647P Nonvolatile Timekeeping RAM FEATURES PIN CONFIGURATIONS  Integr...
Datasheet PDF File DS1647 PDF File

DS1647
DS1647

Overview
19-5596; Rev 10/10 www.
maxim-ic.
com DS1647/DS1647P Nonvolatile Timekeeping RAM FEATURES PIN CONFIGURATIONS  Integrates NV SRAM, Real-Time Clock, 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.
 Totally Nonvolatile with Over 10 Years of Operation in the Absence of Power  BCD Coded Year, Month, Date, Day, Hours, Minutes, and Seconds with Leap Year Compensation Valid Through 2099  Power-Fail Write Protection Allows for ±10% VCC Power-Supply Tolerance  DS1647 Only (DIP Module): Standard JEDEC Byte-Wide 128k x 8 RAM Pinout TOP VIEW A18 A16 A14 A12 A...


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