What is Hybrid bonding?
A technique that directly bonds copper electrodes and dielectric surfaces without bumps, providing huge numbers of connections at extremely fine pitch.
Hybrid bonding in the explanations
Hybrid bonding planarizes chip or wafer surfaces and directly bonds copper electrodes to each other and dielectric to dielectric at the same time.
Which correctly describes hybrid bonding?Because hybrid bonding directly joins surfaces of copper electrodes and dielectric without bumps, the bonding surfaces must be flat at the nanometer level and free of particles and contamination.
Which correctly describes the conditions required of the su…In hybrid bonding, planarized and activated dielectric (oxide or similar) surfaces are bonded near room temperature, and a subsequent anneal strengthens the dielectric bond.
Which correctly explains how copper electrodes are joined t…
Questions that mention Hybrid bonding (9)
- Which correctly describes hybrid bonding?
- Among hybrid bonding methods, which allows only chips judged good in test to be selected and bonded to the target wafer?
- Which correctly describes the conditions required of the surfaces to be joined in hybrid bonding?
- What is the main aim of products that stack a cache SRAM chip on top of a processor chip with hybrid bonding?
- Which correctly explains how copper electrodes are joined to each other in copper-dielectric hybrid bonding?
- What are the bumps called, far smaller than ordinary solder balls, used to connect chips stacked with TSVs and to connect chips to interposers?
- Which correctly describes the difference between 2.5D and 3D packaging?
- Which stacking method, long used in smartphone memory and elsewhere, stacks multiple chips slightly offset from one another and connects each to the substrate with wire bonding?
- Which pair of typical pitches (terminal spacing) for chip-to-chip connections is most appropriate?
Related terms
Yield CMP HBM 3D packaging 2.5D packaging Silicon interposer Wire bonding Chiplet CoWoS Microbump