High-reliability one-time programmable (OTP) memory unit, memory and manufacturing method thereof

High-reliability one-time programmable (OTP) memory unit, memory and manufacturing method thereof

  • CN 102,339,949 A
  • Filed: 07/28/2010
  • Published: 02/01/2012
  • Est. Priority Date: 07/28/2010
  • Status: Active Application
First Claim
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1. a disposable programmable memory cell comprises that bottom electrode, top electrode and two or more parallel connections place the storage medium layer between top electrode and the bottom electrode, and each storage medium layer comprises:

  • First metal oxide layer, it forms through the first metal layer and/or the first metal compound layer oxidation;

    AndSecond metal oxide layer, it forms through second metal level and/or the second metal compound layer oxidation;

    Wherein, the adjacent zone that is formed for programming between said first metal oxide layer and said second metal oxide layer.

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