An interconnect substrate includes a core layer, a first interconnect layer formed on a first surface of the core layer, a second interconnect layer formed on a second surface of the core layer, a cavity extending through the core layer, an electronic component in the cavity, a first insulating layer covering the electronic component and covering side surfaces, without covering an upper surface, of the first interconnect layer, and a second insulating layer covering the upper surface of the first interconnect layer and an upper surface of the first insulating layer, wherein the first insulating layer has a recess over the cavity recessed relative to the upper surface of the first insulating layer, a deepest part of the recess is located between a plane including the first surface and a plane including the upper surface of the first interconnect layer, and the second insulating layer fills the recess.

Systems, devices, and methods for high die stack packages with modular structures are provided herein. A die stack package can include a substrate, a proximal unit carried by the substrate, and a distal unit carried by the proximal unit. The proximal unit can include first and second proximal die stacks, a proximal portion of a modular structure, and proximal wire bonds electrically coupling the first and second proximal die stacks to conducting elements of the modular structure. The distal unit can include first and second distal die stacks, a distal portion of the modular structure, and distal wire bonds electrically coupling the first and second distal die stacks to the conducting elements of the modular structure. In some embodiments, the die stack package further includes one or more modular units stacked between the proximal unit and the distal unit.

According to some embodiments, a semiconductor package may include a first semiconductor chip; a second semiconductor chip disposed on a first semiconductor chip; a wall structure disposed on the first semiconductor chip and spaced apart from the second semiconductor chip in a first direction; and a mold layer covering the first and second semiconductor chips, wherein the first semiconductor chip includes a transceiver disposed thereon and spaced apart from the second semiconductor chip, the mold layer has an opening exposing the transceiver, the wall structure is disposed in the opening and is in contact with an inner wall of the mold layer exposed to the opening, the mold layer has a first height, and the wall structure has a second height smaller than the first height.

Implementations of a semiconductor package may include two or more die, each of the two more die coupled to a metal layer at a drain of each of the two more die, the two or more die and each metal layer arranged in two parallel planes; a first interconnect layer coupled at a source of each of the two more die; a second interconnect layer coupled to a gate of each of the two or more die and to a gate package contact through one or more vias; and an encapsulant that encapsulates the two or more die and at least a portion of the first interconnect layer, each metal layer, and the second interconnect layer.

An electronic package is provided, in which an electronic module and at least one support member are disposed on a substrate structure having a circuit layer, such that the stress on the substrate structure is dispersed through the at least one support member to eliminate the problem of stress concentration and prevent the substrate structure from warping.

A semiconductor package includes a connection substrate on a package substrate and has an opening that penetrates therethrough. A chip stack is on the package substrate and in the opening. A redistribution layer is on the connection substrate and the chip stack. An upper semiconductor chip is on first redistribution pads of the redistribution layer. External terminals are on a bottom surface of the package substrate. The chip stack includes a first semiconductor chip on substrate pads of the package substrate, and a second semiconductor chip on the first semiconductor chip and second redistribution pads of the redistribution layer. The redistribution layer includes a first region that overlaps the upper semiconductor chip and a second region beside the upper semiconductor chip. The first redistribution pads are on the first region. The second redistribution pads are on the second region.

Disclosed herein are microelectronic assemblies, as well as related apparatuses and methods. In some embodiments, a microelectronic assembly may include a plurality of dies stacked vertically; a trench of dielectric material extending through the plurality of dies; a conductive via extending through the trench of dielectric material; and a plurality of conductive pathways between the plurality of dies and the conductive via, wherein individual ones of the conductive pathways are electrically coupled to the conductive via and to individual ones of the plurality of dies, and wherein the individual ones of the plurality of conductive pathways have a first portion including a first material and a second portion including a second material different from the first material.

A semiconductor package includes; a redistribution wiring layer, a controller chip centrally disposed on the redistribution wiring layer, a first sealant disposed on the redistribution wiring layer, wherein the controller chip is buried in the first sealant, through vias connected to the redistribution wiring layer through the first sealant, and a sub-package disposed on an upper surface of the first sealant. The sub-package may include a first stack structure disposed to one side of the controller chip on the upper surface of the first sealant and including vertically stacked chips, a second stack structure disposed to another side of the controller chip on the upper surface of the first sealant adjacent to the first stack structure in a first horizontal direction and including vertically stacked chips, and a second sealant sealing the first stack structure and the second stack structure.

A semiconductor package, as a semiconductor package mounted on a circuit board, includes including: a body portion including a semiconductor chip, and a first surface and a second surface opposite to each other; and a structure including n insulating layers stacked on at least one of the first surface and the second surface of the body portion, wherein the semiconductor package has a predetermined target coefficient of thermal expansion (CTE), and the n insulating layers and the body portion have a thickness and a CTE satisfying a condition that an effective CTE of the semiconductor package becomes equal to the predetermined target CTE.

A semiconductor package includes a redistribution structure including a wiring structure and an insulating structure covering the wiring structure, the redistribution structure having a first surface and a second surface, which are opposite to each other, the insulating structure including a polymer, a semiconductor chip on the first surface, the semiconductor chip being connected to at least one first wiring pattern in the wiring structure, a passivation insulating film covering the second surface, the passivation insulating film including an inner surface contacting the insulating structure and a hole sidewall defining a hole, the passivation insulating film including an inorganic insulating material, a conductive pad passing through the passivation insulating film via the hole and contacting the second wiring pattern, the conductive pad having a pad sidewall contacting the hole sidewall, and an external connection terminal on the conductive pad.