| 摘要 |
In a semiconductor device, and a method of fabricating the same, the semiconductor device includes a bottom electrode and a first interconnection layer on a semiconductor substrate, an upper surface of the bottom electrode and an upper surface of the first interconnection layer being level, an interlayer insulating layer having a trench exposing the upper surface of the bottom electrode and a via hole exposing the upper surface of the first interconnection layer, a contact plug formed of a first material inside the via hole and connected to the first interconnection layer, an upper electrode formed of a second material inside the trench on the bottom electrode, the first material being exclusive of the second material, and a dielectric layer interposed between the bottom electrode and the upper electrode, and formed only inside the trench.
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