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Device and memory system for swappable memory

  • US 8,738,851 B2
  • Filed: 05/09/2013
  • Issued: 05/27/2014
  • Est. Priority Date: 03/28/2007
  • Status: Active Grant
First Claim
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1. A memory unit connectable to a host system comprising;

  • a substrate;

    an interface unit formed to the substrate;

    first and second non-volatile memory chips formed to the substrate; and

    a memory management unit formed to the substrate and connected to the first and second non-volatile memory chips and the interface unit, the memory management unit comprising,an access unit reading data from memory areas of the first and second non-volatile memory chips at reading, and writing data to the memory areas of the first and second non-volatile memory chips at writing,wherein the first non-volatile memory chip is swappable when the second non-volatile memory chip is operating.

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