STRUCTURE AND FORMATION METHOD OF SEMICONDUCTOR DEVICE WITH CAPACITORS

The present disclosure relates to a semiconductor structure. The semiconductor structure includes a first electrode over a substrate. A first capacitor dielectric layer is over an upper surface of the first electrode. The upper surface of the first electrode laterally extends to opposing outermost s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Chung, Chiu-Hua, Chang, Chen-Chien, Luo, Guo-Jyun, Pan, Han-Zong, Lin, Shiuan-Jeng
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present disclosure relates to a semiconductor structure. The semiconductor structure includes a first electrode over a substrate. A first capacitor dielectric layer is over an upper surface of the first electrode. The upper surface of the first electrode laterally extends to opposing outermost sidewalls of the first capacitor dielectric layer. A second electrode is over the first capacitor dielectric layer. The upper surface of the first electrode extends past opposing sides of the second electrode. A second capacitor dielectric layer is over the second electrode. A third electrode has a lower surface directly over an upper surface of the second capacitor dielectric layer and completely confined over the second electrode.