In an embodiment, a device includes: a bottom integrated circuit die having a first front side and a first back side; a top integrated circuit die having a second front side and a second back side, the second back side being bonded to the first front side, the top integrated circuit die being free from through substrate vias (TSVs); a dielectric layer surrounding the top integrated circuit die, the dielectric layer being disposed on the first front side, the dielectric layer and the bottom integrated circuit die being laterally coterminous; and a through via extending through the dielectric layer, the through via being electrically coupled to the bottom integrated circuit die, surfaces of the through via, the dielectric layer, and the top integrated circuit die being planar.

A semiconductor chip package is provided with improved connections between different components within the package. The semiconductor chip package may comprise a semiconductor chip disposed on a substrate. The semiconductor chip may have a first surface and a second surface. The first surface of the semiconductor chip may be connected to the substrate. The semiconductor chip package may comprise a leadframe that includes a first lead and a second lead. The first lead of the leadframe may be directly attached to the second surface of the semiconductor chip. The second lead of the leadframe may be directly attached to the substrate.

A semiconductor chip package is provided with improved connections between different components within the package. The semiconductor chip package may comprise a semiconductor chip disposed on a substrate. The semiconductor chip may have a first surface and a second surface. The first surface of the semiconductor chip may be connected to the substrate. The semiconductor chip package may comprise a leadframe that includes a first lead and a second lead. The first lead of the leadframe may be directly attached to the second surface of the semiconductor chip. The second lead of the leadframe may be directly attached to the substrate.

In one example, a semiconductor package comprises a substrate having a top surface and a bottom surface, an electronic device mounted on the top surface of the substrate and coupled to one or more interconnects on the bottom surface of the substrate, a cover over the electronic device, a casing around a periphery of the cover, and an encapsulant between the cover and the casing and the substrate.

In one example, a semiconductor package comprises a substrate having a top surface and a bottom surface, an electronic device mounted on the top surface of the substrate and coupled to one or more interconnects on the bottom surface of the substrate, a cover over the electronic device, a casing around a periphery of the cover, and an encapsulant between the cover and the casing and the substrate.

In various embodiments, a method for forming a bonded structure is disclosed. The method can comprise mounting a first integrated device die to a carrier. After mounting, the first integrated device die can be thinned. The method can include providing a first layer on an exposed surface of the first integrated device die. At least a portion of the first layer can be removed. A second integrated device die can be directly bonded to the first integrated device die without an intervening adhesive.

In various embodiments, a method for forming a bonded structure is disclosed. The method can comprise mounting a first integrated device die to a carrier. After mounting, the first integrated device die can be thinned. The method can include providing a first layer on an exposed surface of the first integrated device die. At least a portion of the first layer can be removed. A second integrated device die can be directly bonded to the first integrated device die without an intervening adhesive.

A semiconductor device is disclosed. The semiconductor device comprises a redistribution structure, a processor die, and a metal post. The metal post has a first end, and a second end. The metal post is connected to the redistribution structure at the first end. The first end has a first width. The second end has a second width. The metal post has a waist width. The first width is greater than the waist width. The second width is greater than the waist width. The metal post has a side surface. The side surface is inwardly curved or outwardly curved.

A semiconductor device is disclosed. The semiconductor device comprises a redistribution structure, a processor die, and a metal post. The metal post has a first end, and a second end. The metal post is connected to the redistribution structure at the first end. The first end has a first width. The second end has a second width. The metal post has a waist width. The first width is greater than the waist width. The second width is greater than the waist width. The metal post has a side surface. The side surface is inwardly curved or outwardly curved.

A semiconductor device assembly including a first semiconductor device having a front side and a back side opposite of the front side, metal interconnects formed on the back side, and a polymer material deposited over the first semiconductor device to encapsulate the sidewalls, back side, and metal interconnects. The first semiconductor device is planarized to expose the upper surface of the metal interconnects. The assembly further includes a second semiconductor device having a top side and a bottom side opposite of the top side, a polymer material deposited over the second semiconductor device to encapsulate the sidewalls and bottom side. The second semiconductor device is stacked over the first device and hybrid bonded together such that each metal interconnect on the first semiconductor device back side aligns with and electrically couples to a corresponding metal interconnect on the second semiconductor device bottom side.