| CPC H01L 29/78618 (2013.01) [H01L 29/45 (2013.01); H01L 29/66969 (2013.01); H01L 29/7869 (2013.01); H01L 29/78696 (2013.01)] | 4 Claims |

|
1. A semiconductor device comprising:
a first transistor including silicon in a channel formation region;
a second transistor over the first transistor, the second transistor including an oxide semiconductor film and a gate electrode over the oxide semiconductor film;
an insulating film over the second transistor;
a first wiring over the insulating film, the first wiring being electrically connected to a gate electrode of the first transistor and to the oxide semiconductor film; and
a second wiring electrically connected to the silicon,
wherein the second wiring and the oxide semiconductor film overlap with each other.
|