Passivation layer for integrated circuit structure and forming the same

An integrated circuit (IC) structure includes a substrate, a transistor, an interconnect structure, a plurality of metal lines, an oxide liner, a passivation layer, and a nitride layer. The transistor is on the substrate. The interconnect structure is over the transistor. The metal lines is on the i...

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Bibliographische Detailangaben
Hauptverfasser: Wang, Chih-Pin, Chen, Chun-Chiang, Wu, Chun-Ting, Su, Ching-Hou
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An integrated circuit (IC) structure includes a substrate, a transistor, an interconnect structure, a plurality of metal lines, an oxide liner, a passivation layer, and a nitride layer. The transistor is on the substrate. The interconnect structure is over the transistor. The metal lines is on the interconnect structure. The oxide liner is over the plurality of metal lines. The passivation layer is over the oxide liner and is more porous than the passivation layer. The nitride layer is over the passivation layer.