Acronym · Analog, RF & Mixed-Signal
LDE (Layout-Dependent Effects)
Systematic shifts in transistor behaviour caused by the surrounding layout rather than the drawn device dimensions, including well proximity, stress from shallow trench isolation and poly spacing.
They must be modelled or analog matching assumptions break.
- Also known as
- Layout dependent effect, LDE
- Type
- Acronym
- Domain
- Analog, RF & Mixed-Signal, Analog design
Notes
Became first-order at 40 nm and below, and are the reason analog IP cannot simply be shrunk between nodes.
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