Abstract: A microelectronic package (10) can include lower and upper package faces (11, 12), lower terminals (25) at the lower package face, upper terminals (45) at the upper package face, first and second microelectronic elements (30) each having memory storage array function, and conductive interconnects (15) each electrically connecting at least one lower terminal with at least one upper terminal. The conductive interconnects (15) can include first conductive interconnects (15a) configured to carry address in formation, signal assignments of a first set (70a) of the first interconnects having (180) rotational symmetry about a theoretical rotational axis (29) with signal assignments of a second set (70b) of first interconnects.

Abstract: A microelectronic package can include a substrate and a microelectronic element having a face and one or more columns of contacts thereon which face and are joined to corresponding contacts on a surface of the substrate. An axial plane may intersect the face along a line in the first direction and centered relative to the columns of element contacts. Columns of package terminals can extend in the first direction. First terminals in a central region of the second surface can be configured to carry address information usable to determine an addressable memory location within the microelectronic element. The central region may have a width not more than three and one-half times a minimum pitch between the columns of package terminals. The axial plane can intersect the central region.

Abstract: A microelectronic assembly (300) or system (1500) includes at least one microelectronic package (100) having a microelectronic element (130) mounted face up above a first surface (108) of a substrate (102), one or more columns (138, 140) of contacts (132) extending in a first direction (142) along the microelectronic element front face. Columns (104A, 105B, 107A, 107B) of terminals (105 107) exposed at a second surface (110) of the substrate extend in the first direction. First terminals (105) exposed at surface (110) in a central region (112) thereof having width (152) not more than three and one-half times a minimum pitch (150) of the columns of terminals can be configured to carry address information usable to determine an addressable memory location. An axial plane of the microelectronic element can intersect the central region.

Abstract: A microelectronic assembly can include a circuit panel having first and second panel contacts at respective first and second surfaces thereof, and first and second microelectronic packages each having terminals mounted to the respective panel contacts. Each package can include a microelectronic element having a face and contacts thereon, a substrate having first and second surfaces, and terminals on the second surface configured for connecting the package with an external component. The terminals can include first terminals at positions within first and second parallel grids. The first terminals can be configured to carry address information usable by circuitry within the package to determine an addressable memory location from among all the available addressable memory locations of a memory storage array within the microelectronic element. Signal assignments of the first terminals in the first grid can be a mirror image of signal assignments of the first terminals in the second grid.

Abstract: A microelectronic assembly can include a microelectronic package connected with a circuit panel. The package has a microelectronic element having a front face facing away from a substrate of the package, and electrically connected with the substrate through conductive structure extending above the front face. First terminals provided in first and second parallel grids or in first and second individual columns can be configured to carry address information usable to determine an addressable memory location from among all the available addressable memory locations of the memory storage array. The first terminals in the first grid can have signal assignments which are a mirror image of the signal assignments of the first terminals in the second grid.

Abstract: A microelectronic structure includes a semiconductor having conductive elements at a first surface. Wire bonds have bases joined to the conductive elements and free ends remote from the bases, the free ends being remote from the substrate and the bases and including end surfaces. The wire bonds define edge surfaces between the bases and end surfaces thereof. A compliant material layer extends along the edge surfaces within first portions of the wire bonds at least adjacent the bases thereof and fills spaces between the first portions of the wire bonds such that the first portions of the wire bonds are separated from one another by the compliant material layer. Second portions of the wire bonds are defined by the end surfaces and portions of the edge surfaces adjacent the end surfaces that are extend from a third surface of the compliant later.

Abstract: A microelectronic structure has active elements defining a storage array, and address inputs for receipt of address information specifying locations within the storage array. The structure has a first surface and can have terminals exposed at the first surface. The terminals may include first terminals and the structure may be configured to transfer address information received at the first terminals to the address inputs. Each first terminal can have a signal assignment which includes one or more of the address inputs. The first terminals are disposed on first and second opposite sides of a theoretical plane normal to the first surface, wherein the signal assignments of the first terminals disposed on the first side are a mirror image of the signal assignments of the first terminals disposed on the second side of the theoretical plane.

Abstract: A microelectronic assembly can include a circuit panel having first and second panel contacts at respective first and second surfaces thereof, and first and second microelectronic packages each having terminals mounted to the respective panel contacts. Each package can include a microelectronic element having a face and contacts thereon, a substrate having first and second surfaces, and terminals on the second surface configured for connecting the package with an external component. The terminals can include first terminals at positions within first and second parallel grids. The first terminals can be configured to carry address information usable by circuitry within the package to determine an addressable memory location from among all the available addressable memory locations of a memory storage array within the microelectronic element. Signal assignments of the first terminals in the first grid can be a mirror image of signal assignments of the first terminals in the second grid.

Abstract: A microelectronic package can include a substrate having first and second opposed surfaces, at least two pairs of microelectronic elements, and a plurality of terminals exposed at the second surface. Each pair of microelectronic elements can include an upper microelectronic element and a lower microelectronic element. The pairs of microelectronic elements can be fully spaced apart from one another in a horizontal direction parallel to the first surface of the substrate. Each lower microelectronic element can have a front surface facing the first surface of the substrate and a plurality of contacts at the front surface. A surface of each of the upper microelectronic elements can at least partially overlie a rear surface of the lower microelectronic element in its pair. The microelectronic package can also include electrical connections extending from at least some of the contacts of each lower microelectronic element to at least some of the terminals.

Abstract: A microelectronic assembly can include a microelectronic package connected with a circuit panel. The package has a microelectronic element having a front face facing away from a substrate of the package, and electrically connected with the substrate through conductive structure extending above the front face. First terminals provided in first and second parallel grids or in first and second individual columns can be configured to carry address information usable to determine an addressable memory location from among all the available addressable memory locations of the memory storage array. The first terminals in the first grid can have signal assignments which are a mirror image of the signal assignments of the first terminals in the second grid.

Abstract: A microelectronic package includes a subassembly including a first substrate and first and second microelectronic elements having contact-bearing faces facing towards oppositely-facing first and second surfaces of the first substrate and each having contacts electrically connected with the first substrate. The contact-bearing faces of the first and second microelectronic elements at least partially overlie one another. Leads electrically connect the subassembly with a second substrate, at least portions of the leads being aligned with an aperture in the second substrate. The leads can include wire bonds extending through an aperture in the first substrate and joined to contacts of the first microelectronic element aligned with the first substrate aperture. In one example, the subassembly can be electrically connected with the second substrate using electrically conductive spacer elements.

Abstract: A microelectronic package can include a support element having first and second surfaces and substrate contacts at the first or second surface, zeroth and first stacked microelectronic elements electrically coupled with the substrate contacts, and terminals at the second surface electrically coupled with the microelectronic elements. The second surface can have a southwest region encompassing entire lengths of south and west edges of the second surface and extending in orthogonal directions from the south and west edges one-third of each distance toward north and east edges of the second surface, respectively. The terminals can include first terminals at a southwest region of the second surface, the first terminals configured to carry address information usable by circuitry within the microelectronic package to determine an addressable memory location from among all the available addressable memory locations of the memory storage arrays of at least one of the zeroth or first microelectronic elements.

Abstract: A microelectronic assembly includes a dielectric element having first and second surfaces, first and second apertures extending between the first and second surfaces and defining a central region of the first surface between the first and second apertures, first and second microelectronic elements, and leads extending from contacts exposed at respective front surfaces of the first and second microelectronic elements to central terminals exposed at the central region. The front surface of the first microelectronic element can face the second surface of the dielectric element. The front surface of the second microelectronic element can face a rear surface of the first microelectronic element. The contacts of the second microelectronic element can project beyond an edge of the first microelectronic element. At least first and second ones of the leads can electrically interconnect a first central terminal of the central terminals with each of the first and second microelectronic elements.

Abstract: A microelectronic assembly (300) or system (1500) includes at least one microelectronic package (100) having a microelectronic element (130) mounted face up above a first surface (108) of a substrate (102), one or more columns (138, 140) of contacts (132) extending in a first direction (142) along the microelectronic element front face. Columns (104A, 105B, 107A, 107B) of terminals (105 107) exposed at a second surface (110) of the substrate extend in the first direction. First terminals (105) exposed at surface (110) in a central region (112) thereof having width (152) not more than three and one-half times a minimum pitch (150) of the columns of terminals can be configured to carry address information usable to determine an addressable memory location. An axial plane of the microelectronic element can intersect the central region.

Abstract: A microelectronic package can include a substrate and a microelectronic element having a face and one or more columns of contacts thereon which face and are joined to corresponding contacts on a surface of the substrate. An axial plane may intersect the face along a line in the first direction and centered relative to the columns of element contacts. Columns of package terminals can extend in the first direction. First terminals in a central region of the second surface can be configured to carry address information usable to determine an addressable memory location within the microelectronic element. The central region may have a width not more than three and one-half times a minimum pitch between the columns of package terminals. The axial plane can intersect the central region.

Abstract: A chip package has multiple chips that may be arranged side-by-side or in a staggered, stair step arrangement. The contacts of the chips are connected to interconnect pads carried on the chips themselves or on a redistribution substrate. The interconnect pads desirably are arranged in a relatively narrow interconnect zone, such that the interconnect pads can be readily wire-bonded or otherwise connected to a package substrate.

Abstract: A microelectronic assembly can include a substrate having first and second surfaces each extending in first and second transverse directions, a peripheral edge extending in the second direction, first and second openings extending between the first and second surfaces, and a peripheral region of the second surface extending between the peripheral edge and one of the openings. The assembly can also include a first microelectronic element having a front surface facing the first surface, a rear surface opposite therefrom, and an edge extending between the front and rear surfaces. The assembly can also include a second microelectronic element having a front surface facing the rear surface of the first microelectronic element and projecting beyond the edge of the first microelectronic element. The assembly can also include a plurality of terminals exposed at the second surface, at least one of the terminals being disposed at least partially within the peripheral region.

Abstract: A microelectronic assembly 5 can include first and second microelectronic packages 10a, 10b mounted to respective first and second opposed surfaces 61, 62 of a circuit panel 60. Each microelectronic package 10a, 10b can include a substrate 20 having first and second apertures 26a, 26b extending between first and second surfaces 21, 22 thereof, first and second microelectronic elements 30a, 30b each having a surface 31 facing the first surface of the substrate and a plurality of contacts 35 exposed at the surface of the respective microelectronic element and aligned with at least one of the apertures, and a plurality of terminals 25a exposed at the second surface in a central region 23 thereof. The apertures 26a, 26b of each substrate 20 can have first and second parallel axes 29a, 29b extending in directions of the lengths of the respective apertures. The central region 23 of the second surface 22 of each substrate 20 can be disposed between the first and second axes 29a, 29b of the respective substrate 20.

Abstract: A microelectronic assembly can include a microelectronic package connected with a circuit panel. The package has a microelectronic element having a front face facing away from a substrate of the package, and electrically connected with the substrate through conductive structure extending above the front face. First terminals provided in first and second parallel grids or in first and second individual columns can be configured to carry address information usable to determine an addressable memory location from among all the available addressable memory locations of the memory storage array. The first terminals in the first grid can have signal assignments which are a mirror image of the signal assignments of the first terminals in the second grid.

Abstract: A microelectronic assembly can include a circuit panel having first and second panel contacts at respective first and second surfaces thereof, and first and second microelectronic packages each having terminals mounted to the respective panel contacts. Each package can include a microelectronic element having a face and contacts thereon, a substrate having first and second surfaces, and terminals on the second surface configured for connecting the package with an external component. The terminals can include first terminals at positions within first and second parallel grids. The first terminals can be configured to carry address information usable by circuitry within the package to determine an addressable memory location from among all the available addressable memory locations of a memory storage array within the microelectronic element. Signal assignments of the first terminals in the first grid can be a mirror image of signal assignments of the first terminals in the second grid.