A semiconductor package is provided. The semiconductor package includes a first conductive layer, a plurality of first conductive pads, a plurality of second conductive pads, and a first dielectric layer. The first conductive pads are electrically connected to the first conductive layer. The second conductive pads are electrically disconnected from the first conductive layer.

Layouts for data pads on a semiconductor die are disclosed. An apparatus may include circuits, a first edge, a second edge perpendicular to the first edge, a third edge opposite the first edge, and a fourth edge opposite the second edge. The apparatus may also include data pads variously electrically coupled to the circuits. The data pads may include a data pad positioned a first distance from the first edge and a second distance from the second edge. The apparatus may also include dummy data pads electrically isolated from the circuits. The dummy data pads may include a dummy data pad positioned substantially the first distance from the first edge and substantially the second distance from the fourth edge. Associated systems and methods are also disclosed.

A semiconductor package includes a package substrate having a first side portion adjacent to a first edge, and a second side portion adjacent to a second edge opposite the first edge; a plurality of first substrate pads on the package substrate at the first side portion of the package substrate; a first chip on the package substrate; a second chip stacked on the first chip in a step-wise manner to result in a first exposure region exposing a portion of a surface of the first chip with respect to the second chip due to the step-wise stacking, the first exposure region being adjacent to a first edge of the first chip; a plurality of first bonding pads on a first portion of the first exposure region, the first portion of the first exposure region being adjacent to the first edge of the first chip; a plurality of second bonding pads on a second portion of the first exposure region, the second portion of the first exposure region further from the first edge of the first chip than the first portion of the first exposure region is to the first edge of the first chip, the plurality of second bonding pads being electrically insulated from any circuit components in the first chip; a plurality of third bonding pads on a surface of the second chip; and a plurality of bonding wires electrically connecting the third bonding pads to the first substrate pads via the second bonding pads.

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 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 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 semiconductor storage device includes first and second chips. The first chip has first bonding electrodes on a first surface. The second chip has second bonding electrodes on a second surface. The first surface is bonded to the second surface and the first bonding electrodes are electrically connected to the second bonding electrodes. One of the first and second chips has a first bonding pad electrode connectable to a bonding wire for data input/output. A first one of the first bonding electrodes is electrically connected to the first bonding pad electrode. The first chip has, on the first surface, a first insulating layer surrounding the first one of the first bonding electrodes and a second insulating layer that is farther from the first one of the first bonding electrodes than the first insulating layer and formed of a material different from that of the first insulating layer.

A semiconductor package includes a package substrate, a semiconductor chip and a plurality of bonding wires. The package substrate includes a connection pad. The semiconductor chip is disposed over the package substrate and includes a chip pad, a bonding pad, and a redistribution layer. The bonding pad is closer to a periphery of the semiconductor chip than the chip pad. The redistribution layer is connected between the chip pad and the bonding pad. The bonding wires are connected in parallel between the connection pad and the bonding pad.

A semiconductor chip includes a chip body including a signal input/output circuit unit, a chip pad unit disposed on one surface of the chip body and including first and second chip pads having different surface areas from each other, and a chip pad selection circuit unit disposed in the chip body and electrically connected to the signal input/output circuit unit and the chip pad unit. The chip pad selection circuit unit is configured to select one chip pad of the first and second chip pads and electrically connect the selected one chip pad to the signal input/output circuit unit.

According to one embodiment, a semiconductor device includes a first semiconductor chip including a first metal pad and a second metal pad; and a second semiconductor chip including a third metal pad and a fourth metal pad, the third metal pad joined to the first metal pad, the fourth metal pad coupled to the second metal pad via a dielectric layer, wherein the second semiconductor chip is coupled to the first semiconductor chip via the first metal pad and the third metal pad.