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DS1218

Part Number	DS1218
Manufacturer	Maxim Integrated
Description	Nonvolatile Controller
Published	Mar 27, 2020
Detailed Description	19-6295; Rev 6/12 DS1218 Nonvolatile Controller FEATURES  Converts CMOS RAM into nonvolatile memories  Unconditional...
Datasheet	DS1218 PDF File

Overview

19-6295; Rev 6/12 DS1218 Nonvolatile Controller FEATURES  Converts CMOS RAM into nonvolatile memories  Unconditionally write protects when VCC is out of tolerance  Automatically switches to battery when power fail occurs  Space saving 8-pin PDIP or 8-pin 150 mil SO Packages  Consumes less than 100nA of battery current PIN ASSIGNMENT VCCO NC NC GND 1 2 3 4 8 VCCI 7 VBAT 6 CEO 5 CEI PIN DESCRIPTION VCCI - Input +5 Volt Supply VCCO - RAM Power (VCC) Supply CEI - Chip Enable Input NC - No Connection CEO VBAT GND - Chip Enable Output - + Battery - Ground DESCRIPTION The DS1218 is a CMOS circuit which solves the application problems of converting CMOS RAM into nonvolatile memory...

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