| 摘要 |
According to an aspect of the present invention, there is provided a semiconductor device including: a transistor including: a source, a drain and a gate; first and second plugs on the source and the drain; a third plug on the gate to have a top face higher than that of the first plug; an interlayer insulating film covering the transistor and the first to the third plugs; a ferroelectric capacitor on the interlayer insulating film, one electrode thereof being connected to the first plug; a barrier film covering surfaces of the ferroelectric capacitor and the interlayer insulating film to prevent a substance affecting the ferroelectric capacitor from entering therethrough; and fourth and fifth plugs disposed on the second and the third plugs and connected thereto through connection holes formed in the barrier film.
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