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A via, also known as a contact, connects two layers together.

Staggered via: when connecting through multiple layers sometimes its preferable to not put all of the vias vertical but instead offset them

Stacked via: connecting multiple layers together by putting all vias directly on top of each other

Pads are not considered vias as they don't connect two layers together in the IC.

Through-silicon via (TSV):

via.txt · Last modified: 2015/12/01 15:14 by mcmaster