/********** Copyright 1990 Regents of the University of California. All rights reserved. Author: 1985 S. Hwang **********/ #ifndef MES #define MES #include "ngspice/ifsim.h" #include "ngspice/cktdefs.h" #include "ngspice/gendefs.h" #include "ngspice/complex.h" #include "ngspice/noisedef.h" #define MESnumStates 13 /* structures used to describe MESFET Transistors */ /* information used to describe a single instance */ typedef struct sMESinstance { struct sMESmodel *MESmodPtr; /* backpointer to model */ struct sMESinstance *MESnextInstance; /* pointer to next instance of * current model*/ IFuid MESname; /* pointer to character string naming this instance */ int MESstate; /* pointer to start of state vector for mesfet */ int MESdrainNode; /* number of drain node of mesfet */ int MESgateNode; /* number of gate node of mesfet */ int MESsourceNode; /* number of source node of mesfet */ int MESdrainPrimeNode; /* number of internal drain node of mesfet */ int MESsourcePrimeNode; /* number of internal source node of mesfet */ double MESarea; /* area factor for the mesfet */ double MESm; /* Parallel multiplier */ double MESicVDS; /* initial condition voltage D-S*/ double MESicVGS; /* initial condition voltage G-S*/ double *MESdrainDrainPrimePtr; /* pointer to sparse matrix at * (drain,drain prime) */ double *MESgateDrainPrimePtr; /* pointer to sparse matrix at * (gate,drain prime) */ double *MESgateSourcePrimePtr; /* pointer to sparse matrix at * (gate,source prime) */ double *MESsourceSourcePrimePtr; /* pointer to sparse matrix at * (source,source prime) */ double *MESdrainPrimeDrainPtr; /* pointer to sparse matrix at * (drain prime,drain) */ double *MESdrainPrimeGatePtr; /* pointer to sparse matrix at * (drain prime,gate) */ double *MESdrainPrimeSourcePrimePtr; /* pointer to sparse matrix * (drain prime,source prime) */ double *MESsourcePrimeGatePtr; /* pointer to sparse matrix at * (source prime,gate) */ double *MESsourcePrimeSourcePtr; /* pointer to sparse matrix at * (source prime,source) */ double *MESsourcePrimeDrainPrimePtr; /* pointer to sparse matrix * (source prime,drain prime) */ double *MESdrainDrainPtr; /* pointer to sparse matrix at * (drain,drain) */ double *MESgateGatePtr; /* pointer to sparse matrix at * (gate,gate) */ double *MESsourceSourcePtr; /* pointer to sparse matrix at * (source,source) */ double *MESdrainPrimeDrainPrimePtr; /* pointer to sparse matrix * (drain prime,drain prime) */ double *MESsourcePrimeSourcePrimePtr; /* pointer to sparse matrix * (source prime,source prime) */ int MESoff; /* 'off' flag for mesfet */ unsigned MESareaGiven : 1; /* flag to indicate area was specified */ unsigned MESmGiven : 1; /* flag to indicate multiplier specified*/ unsigned MESicVDSGiven : 1; /* initial condition given flag for V D-S*/ unsigned MESicVGSGiven : 1; /* initial condition given flag for V G-S*/ int MESmode; /* * naming convention: * x = vgs * y = vgd * z = vds * cdr = cdrain */ #define MESNDCOEFFS 27 #ifndef NODISTO double MESdCoeffs[MESNDCOEFFS]; #else /* NODISTO */ double *MESdCoeffs; #endif /* NODISTO */ #ifndef CONFIG #define cdr_x MESdCoeffs[0] #define cdr_z MESdCoeffs[1] #define cdr_x2 MESdCoeffs[2] #define cdr_z2 MESdCoeffs[3] #define cdr_xz MESdCoeffs[4] #define cdr_x3 MESdCoeffs[5] #define cdr_z3 MESdCoeffs[6] #define cdr_x2z MESdCoeffs[7] #define cdr_xz2 MESdCoeffs[8] #define ggs3 MESdCoeffs[9] #define ggd3 MESdCoeffs[10] #define ggs2 MESdCoeffs[11] #define ggd2 MESdCoeffs[12] #define qgs_x2 MESdCoeffs[13] #define qgs_y2 MESdCoeffs[14] #define qgs_xy MESdCoeffs[15] #define qgs_x3 MESdCoeffs[16] #define qgs_y3 MESdCoeffs[17] #define qgs_x2y MESdCoeffs[18] #define qgs_xy2 MESdCoeffs[19] #define qgd_x2 MESdCoeffs[20] #define qgd_y2 MESdCoeffs[21] #define qgd_xy MESdCoeffs[22] #define qgd_x3 MESdCoeffs[23] #define qgd_y3 MESdCoeffs[24] #define qgd_x2y MESdCoeffs[25] #define qgd_xy2 MESdCoeffs[26] #endif /* indices to the array of MESFET noise sources */ #define MESRDNOIZ 0 #define MESRSNOIZ 1 #define MESIDNOIZ 2 #define MESFLNOIZ 3 #define MESTOTNOIZ 4 #define MESNSRCS 5 /* the number of MESFET noise sources */ #ifndef NONOISE double MESnVar[NSTATVARS][MESNSRCS]; #else /* NONOISE */ double **MESnVar; #endif /* NONOISE */ } MESinstance ; #define MESvgs MESstate #define MESvgd MESstate+1 #define MEScg MESstate+2 #define MEScd MESstate+3 #define MEScgd MESstate+4 #define MESgm MESstate+5 #define MESgds MESstate+6 #define MESggs MESstate+7 #define MESggd MESstate+8 #define MESqgs MESstate+9 #define MEScqgs MESstate+10 #define MESqgd MESstate+11 #define MEScqgd MESstate+12 /* per model data */ typedef struct sMESmodel { /* model structure for a mesfet */ int MESmodType; /* type index of this device type */ struct sMESmodel *MESnextModel; /* pointer to next possible model in * linked list */ MESinstance * MESinstances; /* pointer to list of instances * that have this model */ IFuid MESmodName; /* pointer to character string naming this model */ /* --- end of generic struct GENmodel --- */ int MEStype; double MESthreshold; double MESalpha; double MESbeta; double MESlModulation; double MESb; double MESdrainResist; double MESsourceResist; double MEScapGS; double MEScapGD; double MESgatePotential; double MESgateSatCurrent; double MESdepletionCapCoeff; double MESfNcoef; double MESfNexp; double MESdrainConduct; double MESsourceConduct; double MESdepletionCap; double MESf1; double MESf2; double MESf3; double MESvcrit; unsigned MESthresholdGiven : 1; unsigned MESalphaGiven : 1; unsigned MESbetaGiven : 1; unsigned MESlModulationGiven : 1; unsigned MESbGiven : 1; unsigned MESdrainResistGiven : 1; unsigned MESsourceResistGiven : 1; unsigned MEScapGSGiven : 1; unsigned MEScapGDGiven : 1; unsigned MESgatePotentialGiven : 1; unsigned MESgateSatCurrentGiven : 1; unsigned MESdepletionCapCoeffGiven : 1; unsigned MESfNcoefGiven : 1; unsigned MESfNexpGiven : 1; } MESmodel; #ifndef NMF #define NMF 1 #define PMF -1 #endif /*NMF*/ /* device parameters */ #define MES_AREA 1 #define MES_IC_VDS 2 #define MES_IC_VGS 3 #define MES_IC 4 #define MES_OFF 5 #define MES_CS 6 #define MES_POWER 7 #define MES_M 8 /* model parameters */ #define MES_MOD_VTO 101 #define MES_MOD_ALPHA 102 #define MES_MOD_BETA 103 #define MES_MOD_LAMBDA 104 #define MES_MOD_B 105 #define MES_MOD_RD 106 #define MES_MOD_RS 107 #define MES_MOD_CGS 108 #define MES_MOD_CGD 109 #define MES_MOD_PB 110 #define MES_MOD_IS 111 #define MES_MOD_FC 112 #define MES_MOD_NMF 113 #define MES_MOD_PMF 114 #define MES_MOD_KF 115 #define MES_MOD_AF 116 /* device questions */ #define MES_DRAINNODE 201 #define MES_GATENODE 202 #define MES_SOURCENODE 203 #define MES_DRAINPRIMENODE 204 #define MES_SOURCEPRIMENODE 205 #define MES_VGS 206 #define MES_VGD 207 #define MES_CG 208 #define MES_CD 209 #define MES_CGD 210 #define MES_GM 211 #define MES_GDS 212 #define MES_GGS 213 #define MES_GGD 214 #define MES_QGS 215 #define MES_CQGS 216 #define MES_QGD 217 #define MES_CQGD 218 /* model questions */ #define MES_MOD_DRAINCONDUCT 301 #define MES_MOD_SOURCECONDUCT 302 #define MES_MOD_DEPLETIONCAP 303 #define MES_MOD_VCRIT 304 #define MES_MOD_TYPE 305 #include "mesext.h" #endif /*MES*/