NON-VOLATILE MEMORY DEVICES AND METHODS OF FABRICATING THE SAME

A non-volatile memory device comprises a substrate, a control gate electrode on the substrate, and a charge storage region between the control gate electrode and the substrate. A control gate mask pattern is on the control gate electrode, the control gate electrode comprising a control base gate and...

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Bibliographische Detailangaben
Hauptverfasser: SONG SANGBIN, KIM MINCHUL, SIM JAE-HWANG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A non-volatile memory device comprises a substrate, a control gate electrode on the substrate, and a charge storage region between the control gate electrode and the substrate. A control gate mask pattern is on the control gate electrode, the control gate electrode comprising a control base gate and a control metal gate on the control base gate. A width of the control metal gate is less than a width of the control gate mask pattern. An oxidation-resistant spacer is at sidewalls of the control metal gate positioned between the control gate mask pattern and the control base gate.