Disclosed herein are microelectronic assemblies including microelectronic components that are coupled together by direct bonding, as well as related structures and techniques. For example, in some embodiments, a microelectronic assembly may include a first microelectronic component and a second microelectronic component coupled to the first microelectronic component by a direct bonding region, wherein the direct bonding region includes at least part of an inductor.

A semiconductor device is disclosed including semiconductor die formed with a row of functional die bond pads and an adjacent row of dummy die bond pads. The functional die bond pads may be electrically connected to the integrated circuits formed within the semiconductor die. The dummy die bond pads may be formed in the scribe area of a semiconductor wafer from which the semiconductor die are formed, and are provided for wire bonding the semiconductor die within the semiconductor device.

A multi-chip system includes a top chip stack element comprising a top chip having two major surfaces and top solder pads arrayed along a plane of one of the major surfaces; a bottom chip stack element comprising a bottom substrate having two major surfaces and bottom solder pads arrayed along a plane of one of the major surfaces; one or more solder reservoir pads connected to one or more of the top solder pads or of the bottom solder pads; and solder material; and wherein at least one of the top solder pads is connected to one of the bottom solder pads by one of the solder material.

A structure of semiconductor device is provided, including a first circuit structure, formed on a first substrate. A first test pad is disposed on the first substrate. A second circuit structure is formed on a second substrate. A second test pad is disposed on the second substrate. A first bonding pad of the first circuit structure is bonded to a second bonding pad of the second circuit structure. One of the first test pad and the second test pad is an inner pad while another one of the first test pad and the second test pad is an outer pad, wherein the outer pad surrounds the inner pad.

A method for bonding tested wafers is provided. The method includes the following operations. A first wafer having a first surface is received, and the first wafer includes a test pad and a conductive pad at the first surface of the first wafer and the test pad has a recess caused by a test probe and the conductive pad is electrically connected to the test pad. The first surface of the first wafer is planarized. A first hybrid bonding layer is formed over the first surface of the first wafer. The first wafer and a second wafer are bonded to connect the first hybrid bonding layer and a second hybrid bonding layer on the second water. A semiconductor structure and a method for testing pre-bonded wafers are also provided.

A semiconductor package includes: a base substrate; a semiconductor chip stack including a plurality of semiconductor chips stacked on the base substrate in a first direction and each having an upper surface on which a plurality of pads are disposed; and bonding wire structures electrically connecting the base substrate and the semiconductor chips. The semiconductor chip stack includes a lower semiconductor chip stack and an upper semiconductor chip stack on the lower semiconductor chip stack. The plurality of semiconductor chips include a first semiconductor chip at an uppermost portion of the lower semiconductor chip stack and second semiconductor chips. The plurality of pads include first pads, aligned in a second direction, and second pads, spaced apart from the first pads in a third direction. The first pad on the first semiconductor chip, has an area larger than an area of each of the first pads on the second semiconductor chips.

A semiconductor package includes a first die having signal and dummy regions, and a second die on the first die. The first die includes first dummy patterns arranged in a first direction on the dummy region, second dummy patterns on the dummy region and between the first dummy patterns, a first dielectric layer on the first and second dummy patterns, and first pads extending through the first dielectric layer and coupled to the first dummy patterns. The second die includes second pads on the dummy region, and third pads on the dummy region. On an interface between the first and second dies, the first pads are in contact with the second pads. The first dielectric layer is between the second dummy patterns and the third pads. The first dummy patterns are connected to a ground circuit or power circuit of the first die.

A semiconductor package includes a substrate; a first chip and a second chip stacked on the substrate, each including a first pad, a cell region, a first level serializer-deserializer connected to the first pad, a second level serializer-deserializer connected between the first level serializer-deserializer and the cell region and a second pad that is connected to a node between the first level serializer-deserializer and the second level serializer-deserializer; and a first connection member connecting the second pad of the first chip to the second pad of the second chip.

An embodiment of the disclosed technology provides a semiconductor package including: a substrate; a first chip and a second chip stacked on the substrate, each of the first chip and the second chip including a slice command/address reception pad, a slice command/address transmission pad, a slice data pad, an input buffer connected to the slice command/address reception pad, an output buffer connected to the slice command/address transmission pad and an input/output buffer connected to the slice data pad; a first connection member connecting the slice command/address transmission pad of the first chip to the slice command/address reception pad of the second chip; and a second connection member connecting the slice data pad of the first chip to the slice data pad of the second chip.

A semiconductor device includes a pad group including pads provided on a semiconductor substrate and arranged in a row to form a pad row as a whole. The pad group includes at least one first pad provided with a first via-connection part electrically connected therewith and extending in a first direction perpendicular to a row direction of the pad row, and at least one second pad provided with a second via-connection part electrically connected therewith and extending in a second direction opposite to the first direction. The at least one second pad is formed at a position moved in the first direction from the row direction of the pad row passing through a center of the at least one first pad.