Product Documentation
Virtuoso Technology Data Constraints Reference
Product Version IC23.1, November 2023

LEF_HEIGHT

spacings(
( LEF_HEIGHT tx_layer
 f_height
)
) ;spacings

Specifies the distance from the top of the ground plane to the bottom of the interconnect.

Values

tx_layer

The layer on which the constraint is applied.

Type: String (layer and purpose names) or Integer (layer number)

f_height

The required height.

Parameters

None.

Example

The height for Metal1 is 0.59.

spacings(
    ( LEF_HEIGHT "Metal1"  
     0.59 
)
) ;spacings

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