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pyNgSpice/src/spicelib/devices/bsim4v5/b4v5check.c

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/**** BSIM4.5.0 Released by Xuemei (Jane) Xi 07/29/2005 ****/
/**********
* Copyright 2005 Regents of the University of California. All rights reserved.
* File: b4check.c of BSIM4.5.0.
* Author: 2000 Weidong Liu
* Authors: 2001- Xuemei Xi, Mohan Dunga, Ali Niknejad, Chenming Hu.
* Project Director: Prof. Chenming Hu.
* Modified by Xuemei Xi, 04/06/2001.
* Modified by Xuemei Xi, 10/05/2001.
* Modified by Xuemei Xi, 11/15/2002.
* Modified by Xuemei Xi, 05/09/2003.
* Modified by Xuemei Xi, 03/04/2004.
* Modified by Xuemei Xi, 07/29/2005.
* Modified by Holger Vogt, 12/21/2020.
**********/
#include "ngspice/ngspice.h"
#include "ngspice/cktdefs.h"
#include "bsim4v5def.h"
#include "ngspice/trandefs.h"
#include "ngspice/const.h"
#include "ngspice/sperror.h"
#include "ngspice/devdefs.h"
#include "ngspice/suffix.h"
#include "ngspice/wordlist.h"
#include "ngspice/cpextern.h"
/* Check for correctness of the BSIM4.5 parameters:
If parameter excursions are found, put the warning or error message into a wordlist.
Only then open a file bsim4v5.out and print the data into the file. */
int
BSIM4v5checkModel(
BSIM4v5model *model,
BSIM4v5instance *here,
CKTcircuit *ckt)
{
struct bsim4v5SizeDependParam *pParam;
int Fatal_Flag = 0;
FILE *fplog;
wordlist* wl, *wlstart;
pParam = here->pParam;
if (cp_getvar("ng_nomodcheck", CP_BOOL, NULL, 0))
return(0);
wl = wlstart = TMALLOC(wordlist, 1);
wl->wl_prev = NULL;
wl->wl_next = NULL;
wl->wl_word = tprintf("\nChecking parameters for BSIM 4.5 model %s\n", model->BSIM4v5modName);
if ((here->BSIM4v5rgateMod == 2) || (here->BSIM4v5rgateMod == 3))
{ if ((here->BSIM4v5trnqsMod == 1) || (here->BSIM4v5acnqsMod == 1)) {
wl_append_word(&wl, &wl, tprintf("Warning: You've selected both Rg and charge deficit NQS; select one only.\n"));
}
}
if (model->BSIM4v5toxe <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Toxe = %g is not positive.\n",
model->BSIM4v5toxe));
Fatal_Flag = 1;
}
if (model->BSIM4v5toxp <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Toxp = %g is not positive.\n", model->BSIM4v5toxp));
Fatal_Flag = 1;
}
if (model->BSIM4v5toxm <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Toxm = %g is not positive.\n", model->BSIM4v5toxm));
Fatal_Flag = 1;
}
if (model->BSIM4v5toxref <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Toxref = %g is not positive.\n", model->BSIM4v5toxref));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5lpe0 < -pParam->BSIM4v5leff)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Lpe0 = %g is less than -Leff.\n",
pParam->BSIM4v5lpe0));
Fatal_Flag = 1;
}
if (model->BSIM4v5lintnoi > pParam->BSIM4v5leff / 2)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Lintnoi = %g is too large - Leff for noise is negative.\n",
model->BSIM4v5lintnoi));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5lpeb < -pParam->BSIM4v5leff)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Lpeb = %g is less than -Leff.\n",
pParam->BSIM4v5lpeb));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5ndep <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Ndep = %g is not positive.\n",
pParam->BSIM4v5ndep));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5phi <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Phi = %g is not positive. Please check Phin and Ndep\n",
pParam->BSIM4v5phi));
wl_append_word(&wl, &wl, tprintf(" Phin = %g Ndep = %g \n",
pParam->BSIM4v5phin, pParam->BSIM4v5ndep));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5nsub <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Nsub = %g is not positive.\n",
pParam->BSIM4v5nsub));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5ngate < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Ngate = %g Ngate is not positive.\n",
pParam->BSIM4v5ngate));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5ngate > 1.e25)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Ngate = %g Ngate is too high\n",
pParam->BSIM4v5ngate));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5xj <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Xj = %g is not positive.\n", pParam->BSIM4v5xj));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5dvt1 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Dvt1 = %g is negative.\n", pParam->BSIM4v5dvt1));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5dvt1w < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Dvt1w = %g is negative.\n", pParam->BSIM4v5dvt1w));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5w0 == -pParam->BSIM4v5weff)
{
wl_append_word(&wl, &wl, tprintf("Fatal: (W0 + Weff) = 0 causing divided-by-zero.\n"));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5dsub < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Dsub = %g is negative.\n", pParam->BSIM4v5dsub));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5b1 == -pParam->BSIM4v5weff)
{
wl_append_word(&wl, &wl, tprintf("Fatal: (B1 + Weff) = 0 causing divided-by-zero.\n"));
Fatal_Flag = 1;
}
if (here->BSIM4v5u0temp <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: u0 at current temperature = %g is not positive.\n",
here->BSIM4v5u0temp));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5delta < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Delta = %g is less than zero.\n", pParam->BSIM4v5delta));
Fatal_Flag = 1;
}
if (here->BSIM4v5vsattemp <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vsat at current temperature = %g is not positive.\n",
here->BSIM4v5vsattemp));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5pclm <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Pclm = %g is not positive.\n", pParam->BSIM4v5pclm));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5drout < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Drout = %g is negative.\n", pParam->BSIM4v5drout));
Fatal_Flag = 1;
}
if (here->BSIM4v5m <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: multiplier = %g is not positive.\n", here->BSIM4v5m));
Fatal_Flag = 1;
}
if (here->BSIM4v5nf < 1.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Number of finger = %g is smaller than one.\n", here->BSIM4v5nf));
Fatal_Flag = 1;
}
if ((here->BSIM4v5sa > 0.0) && (here->BSIM4v5sb > 0.0) &&
((here->BSIM4v5nf == 1.0) || ((here->BSIM4v5nf > 1.0) && (here->BSIM4v5sd > 0.0))))
{
if (model->BSIM4v5saref <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: SAref = %g is not positive.\n", model->BSIM4v5saref));
Fatal_Flag = 1;
}
if (model->BSIM4v5sbref <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: SBref = %g is not positive.\n", model->BSIM4v5sbref));
Fatal_Flag = 1;
}
}
if ((here->BSIM4v5l + model->BSIM4v5xl) <= model->BSIM4v5xgl)
{
wl_append_word(&wl, &wl, tprintf("Fatal: The parameter xgl must be smaller than Ldrawn+XL.\n"));
Fatal_Flag = 1;
}
if (here->BSIM4v5ngcon < 1.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: The parameter ngcon cannot be smaller than one.\n"));
Fatal_Flag = 1;
}
if ((here->BSIM4v5ngcon != 1.0) && (here->BSIM4v5ngcon != 2.0))
{
here->BSIM4v5ngcon = 1.0;
wl_append_word(&wl, &wl, tprintf("Warning: Ngcon must be equal to one or two; reset to 1.0.\n"));
}
if (model->BSIM4v5gbmin < 1.0e-20)
{
wl_append_word(&wl, &wl, tprintf("Warning: Gbmin = %g is too small.\n", model->BSIM4v5gbmin));
}
/* Check saturation parameters */
if (pParam->BSIM4v5fprout < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: fprout = %g is negative.\n", pParam->BSIM4v5fprout));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5pdits < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: pdits = %g is negative.\n", pParam->BSIM4v5pdits));
Fatal_Flag = 1;
}
if (model->BSIM4v5pditsl < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: pditsl = %g is negative.\n", model->BSIM4v5pditsl));
Fatal_Flag = 1;
}
/* Check gate current parameters */
if (model->BSIM4v5igbMod) {
if (pParam->BSIM4v5nigbinv <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: nigbinv = %g is non-positive.\n", pParam->BSIM4v5nigbinv));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5nigbacc <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: nigbacc = %g is non-positive.\n", pParam->BSIM4v5nigbacc));
Fatal_Flag = 1;
}
}
if (model->BSIM4v5igcMod) {
if (pParam->BSIM4v5nigc <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: nigc = %g is non-positive.\n", pParam->BSIM4v5nigc));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5poxedge <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: poxedge = %g is non-positive.\n", pParam->BSIM4v5poxedge));
Fatal_Flag = 1;
}
if (pParam->BSIM4v5pigcd <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: pigcd = %g is non-positive.\n", pParam->BSIM4v5pigcd));
Fatal_Flag = 1;
}
}
/* Check capacitance parameters */
if (pParam->BSIM4v5clc < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Clc = %g is negative.\n", pParam->BSIM4v5clc));
Fatal_Flag = 1;
}
/* Check overlap capacitance parameters */
if (pParam->BSIM4v5ckappas < 0.02)
{
wl_append_word(&wl, &wl, tprintf("Warning: ckappas = %g is too small.\n", pParam->BSIM4v5ckappas));
pParam->BSIM4v5ckappas = 0.02;
}
if (pParam->BSIM4v5ckappad < 0.02)
{
wl_append_word(&wl, &wl, tprintf("Warning: ckappad = %g is too small.\n", pParam->BSIM4v5ckappad));
pParam->BSIM4v5ckappad = 0.02;
}
if (model->BSIM4v5vtss < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtss = %g is negative.\n",
model->BSIM4v5vtss));
Fatal_Flag = 1;
}
if (model->BSIM4v5vtsd < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtsd = %g is negative.\n",
model->BSIM4v5vtsd));
Fatal_Flag = 1;
}
if (model->BSIM4v5vtssws < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtssws = %g is negative.\n",
model->BSIM4v5vtssws));
Fatal_Flag = 1;
}
if (model->BSIM4v5vtsswd < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtsswd = %g is negative.\n",
model->BSIM4v5vtsswd));
Fatal_Flag = 1;
}
if (model->BSIM4v5vtsswgs < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtsswgs = %g is negative.\n",
model->BSIM4v5vtsswgs));
Fatal_Flag = 1;
}
if (model->BSIM4v5vtsswgd < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Fatal: Vtsswgd = %g is negative.\n",
model->BSIM4v5vtsswgd));
Fatal_Flag = 1;
}
if (model->BSIM4v5paramChk == 1)
{
/* Check L and W parameters */
if (pParam->BSIM4v5leff <= 1.0e-9)
{
wl_append_word(&wl, &wl, tprintf("Warning: Leff = %g <= 1.0e-9. Recommended Leff >= 1e-8 \n",
pParam->BSIM4v5leff));
}
if (pParam->BSIM4v5leffCV <= 1.0e-9)
{
wl_append_word(&wl, &wl, tprintf("Warning: Leff for CV = %g <= 1.0e-9. Recommended LeffCV >=1e-8 \n",
pParam->BSIM4v5leffCV));
}
if (pParam->BSIM4v5weff <= 1.0e-9)
{
wl_append_word(&wl, &wl, tprintf("Warning: Weff = %g <= 1.0e-9. Recommended Weff >=1e-7 \n",
pParam->BSIM4v5weff));
}
if (pParam->BSIM4v5weffCV <= 1.0e-9)
{
wl_append_word(&wl, &wl, tprintf("Warning: Weff for CV = %g <= 1.0e-9. Recommended WeffCV >= 1e-7 \n",
pParam->BSIM4v5weffCV));
}
/* Check threshold voltage parameters */
if (model->BSIM4v5toxe < 1.0e-10)
{
wl_append_word(&wl, &wl, tprintf("Warning: Toxe = %g is less than 1A. Recommended Toxe >= 5A\n", model->BSIM4v5toxe));
}
if (model->BSIM4v5toxp < 1.0e-10)
{
wl_append_word(&wl, &wl, tprintf("Warning: Toxp = %g is less than 1A. Recommended Toxp >= 5A\n", model->BSIM4v5toxp));
}
if (model->BSIM4v5toxm < 1.0e-10)
{
wl_append_word(&wl, &wl, tprintf("Warning: Toxm = %g is less than 1A. Recommended Toxm >= 5A\n", model->BSIM4v5toxm));
}
if (pParam->BSIM4v5ndep <= 1.0e12)
{
wl_append_word(&wl, &wl, tprintf("Warning: Ndep = %g may be too small.\n",
pParam->BSIM4v5ndep));
}
else if (pParam->BSIM4v5ndep >= 1.0e21)
{
wl_append_word(&wl, &wl, tprintf("Warning: Ndep = %g may be too large.\n",
pParam->BSIM4v5ndep));
}
if (pParam->BSIM4v5nsub <= 1.0e14)
{
wl_append_word(&wl, &wl, tprintf("Warning: Nsub = %g may be too small.\n",
pParam->BSIM4v5nsub));
}
else if (pParam->BSIM4v5nsub >= 1.0e21)
{
wl_append_word(&wl, &wl, tprintf("Warning: Nsub = %g may be too large.\n",
pParam->BSIM4v5nsub));
}
if ((pParam->BSIM4v5ngate > 0.0) &&
(pParam->BSIM4v5ngate <= 1.e18))
{
wl_append_word(&wl, &wl, tprintf("Warning: Ngate = %g is less than 1.E18cm^-3.\n",
pParam->BSIM4v5ngate));
}
if (pParam->BSIM4v5dvt0 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Dvt0 = %g is negative.\n", pParam->BSIM4v5dvt0));
}
if (fabs(1.0e-8 / (pParam->BSIM4v5w0 + pParam->BSIM4v5weff)) > 10.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: (W0 + Weff) may be too small.\n"));
}
/* Check subthreshold parameters */
if (pParam->BSIM4v5nfactor < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Nfactor = %g is negative.\n", pParam->BSIM4v5nfactor));
}
if (pParam->BSIM4v5cdsc < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Cdsc = %g is negative.\n", pParam->BSIM4v5cdsc));
}
if (pParam->BSIM4v5cdscd < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Cdscd = %g is negative.\n", pParam->BSIM4v5cdscd));
}
/* Check DIBL parameters */
if (here->BSIM4v5eta0 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Eta0 = %g is negative.\n", here->BSIM4v5eta0));
}
/* Check Abulk parameters */
if (fabs(1.0e-8 / (pParam->BSIM4v5b1 + pParam->BSIM4v5weff)) > 10.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: (B1 + Weff) may be too small.\n"));
}
/* Check Saturation parameters */
if (pParam->BSIM4v5a2 < 0.01)
{
wl_append_word(&wl, &wl, tprintf("Warning: A2 = %g is too small. Set to 0.01.\n",
pParam->BSIM4v5a2));
pParam->BSIM4v5a2 = 0.01;
}
else if (pParam->BSIM4v5a2 > 1.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: A2 = %g is larger than 1. A2 is set to 1 and A1 is set to 0.\n",
pParam->BSIM4v5a2));
pParam->BSIM4v5a2 = 1.0;
pParam->BSIM4v5a1 = 0.0;
}
if (pParam->BSIM4v5prwg < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Prwg = %g is negative. Set to zero.\n",
pParam->BSIM4v5prwg));
pParam->BSIM4v5prwg = 0.0;
}
if (pParam->BSIM4v5rdsw < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Rdsw = %g is negative. Set to zero.\n",
pParam->BSIM4v5rdsw));
pParam->BSIM4v5rdsw = 0.0;
pParam->BSIM4v5rds0 = 0.0;
}
if (pParam->BSIM4v5rds0 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Rds at current temperature = %g is negative. Set to zero.\n",
pParam->BSIM4v5rds0));
pParam->BSIM4v5rds0 = 0.0;
}
if (pParam->BSIM4v5rdswmin < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Rdswmin at current temperature = %g is negative. Set to zero.\n",
pParam->BSIM4v5rdswmin));
pParam->BSIM4v5rdswmin = 0.0;
}
if (pParam->BSIM4v5pscbe2 <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Pscbe2 = %g is not positive.\n", pParam->BSIM4v5pscbe2));
}
if (pParam->BSIM4v5vsattemp < 1.0e3)
{
wl_append_word(&wl, &wl, tprintf("Warning: Vsat at current temperature = %g may be too small.\n", pParam->BSIM4v5vsattemp));
}
if ((model->BSIM4v5lambdaGiven) && (pParam->BSIM4v5lambda > 0.0))
{
if (pParam->BSIM4v5lambda > 1.0e-9)
{
wl_append_word(&wl, &wl, tprintf("Warning: Lambda = %g may be too large.\n", pParam->BSIM4v5lambda));
}
}
if ((model->BSIM4v5vtlGiven) && (pParam->BSIM4v5vtl > 0.0))
{
if (pParam->BSIM4v5vtl < 6.0e4)
{
wl_append_word(&wl, &wl, tprintf("Warning: Thermal velocity vtl = %g may be too small.\n", pParam->BSIM4v5vtl));
}
if (pParam->BSIM4v5xn < 3.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: back scattering coeff xn = %g is too small. Reset to 3.0 \n", pParam->BSIM4v5xn));
pParam->BSIM4v5xn = 3.0;
}
if (model->BSIM4v5lc < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: back scattering coeff lc = %g is too small. Reset to 0.0\n", model->BSIM4v5lc));
pParam->BSIM4v5lc = 0.0;
}
}
if (pParam->BSIM4v5pdibl1 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Pdibl1 = %g is negative.\n", pParam->BSIM4v5pdibl1));
}
}
if (pParam->BSIM4v5pdibl2 < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Pdibl2 = %g is negative.\n", pParam->BSIM4v5pdibl2));
}
/* Check stress effect parameters */
if ((here->BSIM4v5sa > 0.0) && (here->BSIM4v5sb > 0.0) &&
((here->BSIM4v5nf == 1.0) || ((here->BSIM4v5nf > 1.0) && (here->BSIM4v5sd > 0.0))))
{
if (model->BSIM4v5lodk2 <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: LODK2 = %g is not positive.\n", model->BSIM4v5lodk2));
}
if (model->BSIM4v5lodeta0 <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: LODETA0 = %g is not positive.\n", model->BSIM4v5lodeta0));
}
}
/* Check gate resistance parameters */
if (here->BSIM4v5rgateMod == 1)
{
if (model->BSIM4v5rshg <= 0.0)
wl_append_word(&wl, &wl, tprintf("Warning: rshg should be positive for rgateMod = 1.\n"));
}
else if (here->BSIM4v5rgateMod == 2)
{
if (model->BSIM4v5rshg <= 0.0)
wl_append_word(&wl, &wl, tprintf("Warning: rshg <= 0.0 for rgateMod = 2.\n"));
else if (pParam->BSIM4v5xrcrg1 <= 0.0)
wl_append_word(&wl, &wl, tprintf("Warning: xrcrg1 <= 0.0 for rgateMod = 2.\n"));
}
if (here->BSIM4v5rgateMod == 3)
{
if (model->BSIM4v5rshg <= 0.0)
wl_append_word(&wl, &wl, tprintf("Warning: rshg should be positive for rgateMod = 3.\n"));
else if (pParam->BSIM4v5xrcrg1 <= 0.0)
wl_append_word(&wl, &wl, tprintf("Warning: xrcrg1 should be positive for rgateMod = 3.\n"));
}
/* Check capacitance parameters */
if (pParam->BSIM4v5noff < 0.1)
{
wl_append_word(&wl, &wl, tprintf("Warning: Noff = %g is too small.\n", pParam->BSIM4v5noff));
}
if (pParam->BSIM4v5voffcv < -0.5)
{
wl_append_word(&wl, &wl, tprintf("Warning: Voffcv = %g is too small.\n", pParam->BSIM4v5voffcv));
}
if (pParam->BSIM4v5moin < 5.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Moin = %g is too small.\n", pParam->BSIM4v5moin));
}
if (pParam->BSIM4v5moin > 25.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Moin = %g is too large.\n", pParam->BSIM4v5moin));
}
if (model->BSIM4v5capMod == 2) {
if (pParam->BSIM4v5acde < 0.1)
{
wl_append_word(&wl, &wl, tprintf("Warning: Acde = %g is too small.\n", pParam->BSIM4v5acde));
}
if (pParam->BSIM4v5acde > 1.6)
{
wl_append_word(&wl, &wl, tprintf("Warning: Acde = %g is too large.\n", pParam->BSIM4v5acde));
}
}
/* Check overlap capacitance parameters */
if (model->BSIM4v5cgdo < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: cgdo = %g is negative. Set to zero.\n", model->BSIM4v5cgdo));
model->BSIM4v5cgdo = 0.0;
}
if (model->BSIM4v5cgso < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: cgso = %g is negative. Set to zero.\n", model->BSIM4v5cgso));
model->BSIM4v5cgso = 0.0;
}
if (model->BSIM4v5cgbo < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: cgbo = %g is negative. Set to zero.\n", model->BSIM4v5cgbo));
model->BSIM4v5cgbo = 0.0;
}
if (model->BSIM4v5tnoiMod == 1) {
if (model->BSIM4v5tnoia < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: tnoia = %g is negative. Set to zero.\n", model->BSIM4v5tnoia));
model->BSIM4v5tnoia = 0.0;
}
if (model->BSIM4v5tnoib < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: tnoib = %g is negative. Set to zero.\n", model->BSIM4v5tnoib));
model->BSIM4v5tnoib = 0.0;
}
if (model->BSIM4v5rnoia < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: rnoia = %g is negative. Set to zero.\n", model->BSIM4v5rnoia));
model->BSIM4v5rnoia = 0.0;
}
if (model->BSIM4v5rnoib < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: rnoib = %g is negative. Set to zero.\n", model->BSIM4v5rnoib));
model->BSIM4v5rnoib = 0.0;
}
}
if (model->BSIM4v5SjctEmissionCoeff < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Njs = %g is negative.\n",
model->BSIM4v5SjctEmissionCoeff));
}
if (model->BSIM4v5DjctEmissionCoeff < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Njd = %g is negative.\n",
model->BSIM4v5DjctEmissionCoeff));
}
if (model->BSIM4v5njtstemp < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Njts = %g is negative at temperature = %g.\n",
model->BSIM4v5njtstemp, ckt->CKTtemp));
}
if (model->BSIM4v5njtsswtemp < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Njtssw = %g is negative at temperature = %g.\n",
model->BSIM4v5njtsswtemp, ckt->CKTtemp));
}
if (model->BSIM4v5njtsswgtemp < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: Njtsswg = %g is negative at temperature = %g.\n",
model->BSIM4v5njtsswgtemp, ckt->CKTtemp));
}
if (model->BSIM4v5ntnoi < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: ntnoi = %g is negative. Set to zero.\n", model->BSIM4v5ntnoi));
model->BSIM4v5ntnoi = 0.0;
}
/* diode model */
if (model->BSIM4v5SbulkJctBotGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJS = %g is too big. Set to 0.99.\n", model->BSIM4v5SbulkJctBotGradingCoeff));
model->BSIM4v5SbulkJctBotGradingCoeff = 0.99;
}
if (model->BSIM4v5SbulkJctSideGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJSWS = %g is too big. Set to 0.99.\n", model->BSIM4v5SbulkJctSideGradingCoeff));
model->BSIM4v5SbulkJctSideGradingCoeff = 0.99;
}
if (model->BSIM4v5SbulkJctGateSideGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJSWGS = %g is too big. Set to 0.99.\n", model->BSIM4v5SbulkJctGateSideGradingCoeff));
model->BSIM4v5SbulkJctGateSideGradingCoeff = 0.99;
}
if (model->BSIM4v5DbulkJctBotGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJD = %g is too big. Set to 0.99.\n", model->BSIM4v5DbulkJctBotGradingCoeff));
model->BSIM4v5DbulkJctBotGradingCoeff = 0.99;
}
if (model->BSIM4v5DbulkJctSideGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJSWD = %g is too big. Set to 0.99.\n", model->BSIM4v5DbulkJctSideGradingCoeff));
model->BSIM4v5DbulkJctSideGradingCoeff = 0.99;
}
if (model->BSIM4v5DbulkJctGateSideGradingCoeff >= 0.99)
{
wl_append_word(&wl, &wl, tprintf("Warning: MJSWGD = %g is too big. Set to 0.99.\n", model->BSIM4v5DbulkJctGateSideGradingCoeff));
model->BSIM4v5DbulkJctGateSideGradingCoeff = 0.99;
}
if (model->BSIM4v5wpemod == 1)
{
if (model->BSIM4v5scref <= 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: SCREF = %g is not positive. Set to 1e-6.\n", model->BSIM4v5scref));
model->BSIM4v5scref = 1e-6;
}
if (here->BSIM4v5sca < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: SCA = %g is negative. Set to 0.0.\n", here->BSIM4v5sca));
here->BSIM4v5sca = 0.0;
}
if (here->BSIM4v5scb < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: SCB = %g is negative. Set to 0.0.\n", here->BSIM4v5scb));
here->BSIM4v5scb = 0.0;
}
if (here->BSIM4v5scc < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: SCC = %g is negative. Set to 0.0.\n", here->BSIM4v5scc));
here->BSIM4v5scc = 0.0;
}
if (here->BSIM4v5sc < 0.0)
{
wl_append_word(&wl, &wl, tprintf("Warning: SC = %g is negative. Set to 0.0.\n", here->BSIM4v5sc));
here->BSIM4v5sc = 0.0;
}
}
if (wlstart->wl_next) {
if ((fplog = fopen("bsim4v5.out", "w")) != NULL) {
while (wlstart) {
fprintf(fplog, "%s", wlstart->wl_word);
fprintf(stderr, "%s", wlstart->wl_word);
wlstart = wlstart->wl_next;
}
fclose(fplog);
}
else {
while (wlstart) {
fprintf(stderr, "%s", wlstart->wl_word);
wlstart = wlstart->wl_next;
}
}
}
wl_free(wlstart);
if ((strcmp(model->BSIM4v5version, "4.5.0")) && (strncmp(model->BSIM4v5version, "4.50", 4)) && (strncmp(model->BSIM4v5version, "4.5", 3)))
{
printf("Warning: This model is BSIM4.5.0; you specified a wrong version number '%s'.\n", model->BSIM4v5version);
}
return(Fatal_Flag);
}