A NAND flash memory device having memory cells for storing data includes a fuse circuit configured to store {HEAD ~ option information} for {TAIL ~ operation} of the NAND flash memory device as logic codes 
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A NAND flash memory device having memory cells for storing data includes a fuse circuit configured to store { HEAD ~ option information } for { TAIL ~ operation } of the NAND flash memory device as logic codes
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH