NONVOLATILE SEMICONDUCTOR STORAGE DEVICE AND ITS DATA ERASING METHOD

PROBLEM TO BE SOLVED: To reduce a period of data erasing operation of a flash memory. SOLUTION: The flash memory of which the data are collectively erased in a block unit with respect to a memory cell array wherein the blocks including a plurality of memory cells are arranged, is equipped with: a fi...

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Bibliographische Detailangaben
1. Verfasser: FUJIMOTO HIROMASA
Format: Patent
Sprache:eng
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