Patent ID: 8803284
Filing Date: 2014-08-12
Classification: H01L

Abstract:
1. A back-end-of-line (BEOL) wiring structure comprising: a first dielectric layer; a first wire in the first dielectric layer; a second wire in the first dielectric layer; a third wire stacked with the first wire; a fourth wire stacked with the second wire; and a final passivation layer comprised of an organic material, the final passivation layer covering an entirety of a sidewall of the third wire and of a sidewall of the fourth wire, wherein the first wire and the second wire each have a thickness ranging from 6 microns to 10 microns, the third wire and the fourth wire each have a thickness ranging from 4 microns to 6 microns, and the second wire is adjacent to the first wire and laterally separated from the first wire by a distance less than or equal to 15 microns.