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Apparatus having indications of memory cell density and methods of their determination and use

  • US 9,240,240 B2
  • Filed: 11/29/2011
  • Issued: 01/19/2016
  • Est. Priority Date: 11/29/2011
  • Status: Active Grant
First Claim
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1. An apparatus, comprising:

  • an array of memory cells comprising a plurality of series-connected strings of memory cells; and

    a control logic to control access to the array of memory cells;

    wherein indications of memory cell density for a plurality of portions of the array of memory cells are stored in the apparatus;

    wherein two or more indications of memory cell density correspond to a particular series-connected string of memory cells of the plurality of series-connected strings of memory cells; and

    wherein each indication of memory cell density corresponding to the particular series-connected string of memory cells corresponds to a different respective set of memory cells of the particular series-connected string of memory cells.

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