Conditional Nonvolatile Controller Chip
DS1234 DS1234 Conditional Nonvolatile Controller Chip FEATURES • Converts CMOS static RAMs into nonvolatile memories • Software-controlled write inhibit • Software-controlled battery disconnect extends battery life • Unconditionally write protects when VCC is out of tolerance • Consumes less than 100 nA of battery current • Power fail signal can be used to ...
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