Semiconductor device and manufacturing method thereof
A semiconductor device according to an embodiment comprises a semiconductor substrate having a through hole from a first face to a second face on an opposite side to the first face. A metal part is provided inside the through hole. A stacked film is provided between the metal part and an inner side...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A semiconductor device according to an embodiment comprises a semiconductor substrate having a through hole from a first face to a second face on an opposite side to the first face. A metal part is provided inside the through hole. A stacked film is provided between the metal part and an inner side surface of the through hole, and comprises a plurality of different material films of two or more types having a relative permittivity equal to or lower than 6.5. |
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