Multichip semiconductor device, chip therefor and method of formation thereof

A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hayasaka, Nobuo, Okumura, Katsuya, Sasaki, Keiichi, Matsuo, Mie
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A multichip semiconductor device is disclosed in which chips are stacked each of which comprises a semiconductor substrate formed on top with circuit components and an interlayer insulating film formed on the top of the semiconductor substrate. At least one of the chips has a connect plug of a metal formed in a through hole that passes through the semiconductor substrate and the interlayer insulating film. The chip with the connect plug is electrically connected with another chip by that connect plug.