Crosstalk

10 BEOL Interconnect & Metallization

Definition

Unwanted electrical interference in which a changing signal on one interconnect induces a voltage or timing disturbance on a neighboring interconnect through capacitive, inductive or combined electromagnetic coupling.

Application

Analyzed during IC physical design and signoff because dense, fast-switching interconnects can create delay shifts, glitches, waveform distortion or timing failure on neighboring nets. Spacing, shielding, routing and dielectric choices are used to reduce it.

Related search terms

Interconnect crosstalk; coupling noise

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Related concepts

Evidence and further reading