extraction of capacitances: COEFFGEN

Discussion in 'Cadence' started by dati_remo, Apr 19, 2004.

  1. dati_remo

    dati_remo Guest

    I use this file to create the Diva.rul extraction file with coeffgen.

    ***************************************************************************
    *NAME TYPE PERMITTIVITY THICKNESS MIN_WIDTH MIN_SPACING
    ****************************************************************************
    BOTTOM_TO_TOP
    LENGTH_UNIT um
    bkgnd ground -INF
    oxsp dielectric 2.249 0.270
    poly conductor 6.472 0.209 0.256 0.267
    ox11pm1 dielectric 7.420 0.055
    ox12pm1 dielectric 7.474 0.324
    metal1 conductor 3.922 0.302 0.270 0.330
    oxm21m2 dielectric 8.583 0.044
    oxm22m2 dielectric 4.962 0.324
    metal2 conductor 2.922 0.406 0.124 0.270
    oxnitr dielectric 5.360 0.860
    air dielectric 1.0 INF


    The problem is that the capacitances which are extracted are too big,
    about 600-700mF!!

    Someone can help me?

    Thanks.
     
    dati_remo, Apr 19, 2004
    #1
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