Standard · EDA Tools & Flows
SPEF (Standard Parasitic Exchange Format)
An IEEE-standard ASCII format for passing extracted resistance and capacitance of interconnect to timing, noise and power tools. It reports per-net RC networks or reduced models along with coupling capacitance to neighbouring nets.
- Also known as
- .spef
- Type
- Standard
- Domain
- EDA Tools & Flows, Design data formats
- Also relevant to
- Physical Design & Signoff
Notes
Part of IEEE 1481; SPEF files for a large SoC routinely run to tens of gigabytes per corner.
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Part of the EDA Tools & Flows glossary, with every term in the topic and the lifecycles, tools and standards that use them.
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