CPC H01L 25/0657 (2013.01) [H01L 25/0652 (2013.01); H01L 25/18 (2013.01); H01L 25/50 (2013.01); H01L 2225/06524 (2013.01); H01L 2225/06544 (2013.01); H01L 2225/06565 (2013.01)] | 18 Claims |
1. A semiconductor device, comprising:
a die stack comprising:
a first die comprising first through semiconductor vias;
second dies stacked on the first die, and each of the second dies comprise second through semiconductor vias; and
a third die stacked on the second dies and comprising third through semiconductor vias; and
a cap substrate disposed on the third die of the die stack,
wherein a surface of a topmost second die among the second dies that faces the third die comprises convex portions at positions where the second through semiconductor vias are configured in the topmost second die.
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