Product Documentation
Virtuoso Space-based Router Constraint Reference
Product Version IC23.1, June 2023

minFillToFillSpacing

Sets the minimum required distance, in user units, between metal fill geometries on a layer.

minFillToFillSpacing Quick Reference

Constraint Type

Layer

Value Types

Value

Database Types

Design, Technology

Scope

design, foundry

Category

Density

Value Type

minFillToFillSpacing constraints have a Value that represents the minimum required distance, in user units, between metal fill geometries.

Examples

This example sets the minimum spacing between metal fill geometries to 2.0 user units on Metal1.

Format Example

Tcl

set_layer_constraint -constraint minFillToFillSpacing \
-layer Metal1 -Value 2.0

LEF

PROPERTY LEF58_FILLTOFILLSPACING
"FILLTOFILLSPACING 2.0 ;" ;

Related Topics

Density Constraints


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