Skhynix Inc.

Jae Wan Hwang

A semiconductor device may include a substrate; a plurality of memory cells disposed between first conductive lines and second conductive lines, and disposed in intersection regions of the first conductive lines and the second conductive lines, respectively; and a contact structure disposed between the first conductive lines and the substrate, and including a plurality of upper contacts and a lower contact, the plurality of upper contacts connected to the first conductive lines, the lower contact connected to the substrate and overlapping at least one of the plurality of upper contacts when viewed in a plan view, wherein each of the plurality of upper contacts is in contact with at least two of the first conductive lines, and wherein two upper contacts, which are closest to each other, among the plurality of upper contacts are commonly in contact with one or more of the first conductive lines.

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Icheon, South Korea

Jae Wan Hwang