| 摘要 |
A semiconductor device according to an embodiment includes: a semiconductor substrate having a semiconductor element formed on a surface thereof; an interwiring insulating film formed above the semiconductor substrate; a wiring formed in the interwiring insulating film; a first intervia insulating film formed under the interwiring insulating film; a first via formed in the first intervia insulating film and connected to a lower surface of the wiring; a second intervia insulating film formed on the interwiring insulating film; a second via formed in the second intervia insulating film and connected to an upper surface of the wiring; and a CuSiN film formed in at least one of a position between the interwiring insulating film and the first intervia insulating film, and a position between the interwiring insulating film and the second intervia insulating film.
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