Semiconductor storage device and manufacturing method thereof

A semiconductor storage device according to an embodiment includes a plurality of memory cells, a first film, and a second film. The memory cells are placed at intervals in a first direction on a semiconductor substrate. The first film is placed continuously in the first direction above the memory c...

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Bibliographische Detailangaben
Hauptverfasser: Fujitsuka, Ryota, Takahashi, Kensei, Kuge, Nobuhito
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A semiconductor storage device according to an embodiment includes a plurality of memory cells, a first film, and a second film. The memory cells are placed at intervals in a first direction on a semiconductor substrate. The first film is placed continuously in the first direction above the memory cells so as to cover all of the memory cells and including mainly metal oxide. The second film is placed on the first film and including mainly silicon nitride or silicon dioxide.