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NONVOLATILE MEMORY AND METHOD OF CONTROLLING THEREOF

  • US 20130021852A1
  • Filed: 07/19/2012
  • Published: 01/24/2013
  • Est. Priority Date: 07/20/2011
  • Status: Active Grant
First Claim
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1. A memory system comprising:

  • a nonvolatile memory including a memory cell array storing setup data and reference data, and first and second latch units respectively configured to store the setup data and the reference data sensed from the memory cell array upon a power-up of the memory system; and

    a controller configured to control a sensing operation of the nonvolatile memory,wherein an operating environment of the nonvolatile memory is determined by the setup data stored in the first latch unit, andwherein the controller controls the nonvolatile memory to re-store the setup data of the memory cell array in the first latch unit when the reference data of the second latch unit is changed.

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