D

---

NBSIM Transistor CDF SKILL Description

---

Dumping the CDF description of the nbsim cell in the analogLib library produces the following:

/****************************************************/
LIBRARY = "analogLib"
CELL = "nbsim"
/****************************************************/

let( ( libId cellId cdfId )

    unless( cellId = ddGetObj( LIBRARY CELL )
        error( "Could not get cell %s." CELL )
    )
    when( cdfId = cdfGetBaseCellCDF( cellId )
        cdfDeleteCDF( cdfId )
    )

    cdfId = cdfCreateBaseCellCDF( cellId )

;;; Parameters
cdfCreateParam( cdfId
    ?name "model"
    ?prompt "Model name"
    ?defValue ""
    ?type "string"
    ?display "artParameterInToolDisplay('model)"
    ?parseAsCEL "yes"
)

 cdfCreateParam( cdfId
     ?name "bn"
     ?prompt "Bulk node connection"
     ?defValue "S"
     ?type "string"
     ?display "artParameterInToolDisplay('bn)"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "m"
     ?prompt "Multiplier"
     ?defValue "1"
     ?type "string"
     ?display "artParameterInToolDisplay('m)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "w"
     ?prompt "Width"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('w)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "l"
     ?prompt "Length"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('l)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "ad"
     ?prompt "Drain diffusion area"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('ad)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "as"
     ?prompt "Source diffusion area"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('as)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "pd"
     ?prompt "Drain diffusion periphery"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('pd)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "ps"
     ?prompt "Source diffusion periphery"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('ps)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "nrd"
     ?prompt "Drain diffusion res squares"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('nrd)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "nrs"
     ?prompt "Source diffusion res squares"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('nrs)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "ld"
     ?prompt "Drain diffusion length"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('ld)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "ls"
     ?prompt "Source diffusion length"
     ?units "lengthMetric"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('ls)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "off"
     ?prompt "Device initially off"
     ?type "boolean"
     ?display "artParameterInToolDisplay('off)"
 )

 cdfCreateParam( cdfId
     ?name "Vds"
     ?prompt "Drain source initial voltage"
     ?units "voltage"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('Vds)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "Vgs"
     ?prompt "Gate source initial voltage"
     ?units "voltage"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('Vgs)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "Vbs"
     ?prompt "Bulk source initial voltage"
     ?units "voltage"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('Vbs)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "trise"
     ?prompt "Temp rise from ambient"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('trise)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "region"
     ?prompt "Estimated operating region"
     ?defValue "triode"
     ?choices '("off" "triode" "sat" "subth")
     ?type "cyclic"
     ?display "artParameterInToolDisplay('region)"
     ?parseAsCEL "yes"
 )

 cdfCreateParam( cdfId
     ?name "rdc"
     ?prompt "Additional drain resistance"
     ?units "current"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('rdc)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

cdfCreateParam( cdfId
     ?name "rsc"
     ?prompt "Additional source resistance"
     ?units "current"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('rsc)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

cdfCreateParam( cdfId
     ?name "dtemp"
     ?prompt "Temperature difference"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('dtemp)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

cdfCreateParam( cdfId
     ?name "geo"
     ?prompt "Source/drain selector"
     ?defValue ""
     ?type "string"
     ?display "artParameterInToolDisplay('geo)"
     ?parseAsNumber "yes"
     ?parseAsCEL "yes"
 )

;;; Simulator Information
cdfId->simInfo = list( nil )
cdfId->simInfo->auCdl = '( nil
     netlistProcedure        ansCdlCompPrim
     instParameters          (m L W)
     componentName           nbsim
     termOrder               (D G S progn(bn))
     propMapping             (nil L l W w)
     namePrefix              "M"
     modelName               "NM"
)

cdfId->simInfo->auLvs = '( nil
propMapping              nil
netlistProcedure         ansLvsCompPrim
instParameters           (m l w)
componentName            nbsim
termOrder                (D G S progn(bn))
deviceTerminals          "D G S B"
permuteRule              "(p D S)"
namePrefix               "Q"
)

cdfId->simInfo->cdsSpice = '( nil
netlistProcedure         ansSpiceDevPrim
instParameters           (m w l ad as pd ps nrd nrs ld ls off vds vgs vbs)
otherParameters          (model bn)
componentName            bsim
termOrder                (D G S progn(bn))
propMapping              (nil vds Vds vgs Vgs vbs Vbs)
namePrefix               "S"
current                  port
dcSens                   t
acSens                   t
)

cdfId->simInfo->hspiceS = '( nil
netlistProcedure         ansSpiceDevPrim
instParameters           (l w ad as pd ps nrd nrs rdc rsc off Vds Vgs Vbs dtemp
    geo m)
otherParameters          (bn model)
componentName            hnmos
termOrder                (D G S progn(bn))
propMapping              (nil vds Vds vgs Vgs vbs Vbs)
namePrefix               "M"
current                  port
dcSens                   t
acSens                   t
)

cdfId->simInfo->spectre = '( nil
propMapping              nil
otherParameters          (bn model)
instParameters           (w l as ad ps pd nrd nrs ld ls m trise 
    region)
termOrder                (D G S progn(bn))
termMapping              (nil D d G g S s B b)
)

cdfId->simInfo->spectreS = '( nil
propMapping              nil
netlistProcedure         ansSpectreSDevPrim
otherParameters          (bn model region)
instParameters           (w l as ad ps pd nrd nrs ld ls m trise)
termOrder                (D G S progn(bn))
termMapping              (nil D d G g S s B b)
namePrefix               "S"
componentName            bsim1
current                  port
)

;;; Properties
cdfId->formInitProc              = ""
cdfId->doneProc                  = ""
cdfId->buttonFieldWidth          = 340
cdfId->fieldHeight               = 35
cdfId->fieldWidth                = 350
cdfId->promptWidth               = 175
cdfId->modelLabelSet             = "vfb phi eta"
cdfId->opPointLabelSet           = "id vgs vds"
cdfId->paramLabelSet             = "-model l w"
cdfSaveCDF( cdfId )

)

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