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Flash EEprom system

  • US 6,914,846 B2
  • Filed: 12/26/2002
  • Issued: 07/05/2005
  • Est. Priority Date: 04/13/1989
  • Status: Expired due to Fees
First Claim
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1. A method of operating a non-volatile memory system, comprising:

  • utilizing more than one integrated circuit chip that individually includes a plurality of non-overlapping units of memory cells that are erasable together, the individual units of memory cells storing multiple bytes of data, selecting a plurality of units of memory cells distributed over more than one of the integrated circuit chips for erase, and thereafter erasing the selected plurality of units of memory cells together without erasing others of the units of memory cells on said more than one of the integrated circuit chips.

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