主权项 |
1. An electronic substrate comprising:
a semiconductor substrate having a first face, a second face, and a through hole; an electronic element provided between the first face and the second face, the electronic element being provided closer to the first face than the second face; a first insulating layer provided over the first face of the semiconductor substrate; a second insulating layer provided over the first insulating layer; a first part of an interconnection pattern provided over the first insulating layer; a second part of the interconnection pattern provided over the second insulating layer; and a third insulating layer provided on an inner wall of the through hole. |