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DS1646P

Part Number	DS1646P
Manufacturer	Maxim Integrated
Description	Nonvolatile Timekeeping RAM
Published	Mar 27, 2020
Detailed Description	19-5595; Rev 10/10 DS1646/DS1646P Nonvolatile Timekeeping RAM www.maxim-ic.com FEATURES  Integrates NV SRAM, Real-Ti...
Datasheet	DS1646P PDF File

Overview

19-5595; Rev 10/10 DS1646/DS1646P Nonvolatile Timekeeping RAM www.
maxim-ic.
com FEATURES  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 Up to 2100  Power-Fail Write Protection Allows for ±10% VCC Power Supply Tolerance  DS1646 only (DIP Module) PIN CONFIGURATIONS N.
C.
A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 DQ0 DQ1 DQ2 GND 1 2 3 4 5 6 7 8 9 10...

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