epilectrik
/
pyNgSpice
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Fast version checks in BSIM4.

pre-master-46
Árpád Bűrmen 6 months ago
parent
57dd3342ef
commit
5900f70438
4 changed files with 40 additions and 17 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 21
      src/spicelib/devices/bsim4/b4noi.c
  2. 20
      src/spicelib/devices/bsim4/b4set.c
  3. 9
      src/spicelib/devices/bsim4/b4temp.c
  4. 7
      src/spicelib/devices/bsim4/bsim4def.h

21
src/spicelib/devices/bsim4/b4noi.c
View File

@ -366,9 +366,10 @@ double mult_i, mult_fn;
epsilon = (T7 - T7 * T7 * T7 / 3.0) / (6.0 * T6); epsilon = (T7 - T7 * T7 * T7 / 3.0) / (6.0 * T6);
T8 = here->BSIM4Vgsteff / here->BSIM4EsatL; T8 = here->BSIM4Vgsteff / here->BSIM4EsatL;
T8 *= T8; T8 *= T8;
if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
(strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
(strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
// if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
// (strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
// (strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
if (model->BSIM4v48intVersion<=BSIM4v48V480)
{ {
npart_c = model->BSIM4rnoic * (1.0 + T8 npart_c = model->BSIM4rnoic * (1.0 + T8
* model->BSIM4tnoic * Leff); * model->BSIM4tnoic * Leff);
@ -420,9 +421,10 @@ double mult_i, mult_fn;
} }
switch(model->BSIM4tnoiMod) switch(model->BSIM4tnoiMod)
{ case 0: { case 0:
if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
(strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
(strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
// if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
// (strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
// (strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
if (model->BSIM4v48intVersion<=BSIM4v48V480)
{ {
T0 = here->BSIM4ueff * fabs(here->BSIM4qinv); T0 = here->BSIM4ueff * fabs(here->BSIM4qinv);
T1 = T0 * tmp + pParam->BSIM4leff T1 = T0 * tmp + pParam->BSIM4leff
@ -449,9 +451,10 @@ double mult_i, mult_fn;
} }
break; break;
case 1: case 1:
if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
(strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
(strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
// if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) && (strncmp(model->BSIM4version, "4.8", 3)) &&
// (strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
// (strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
if (model->BSIM4v48intVersion<=BSIM4v48V480)
{ {
T0 = here->BSIM4gm + here->BSIM4gmbs + here->BSIM4gds; T0 = here->BSIM4gm + here->BSIM4gmbs + here->BSIM4gds;
T0 *= T0; T0 *= T0;

20
src/spicelib/devices/bsim4/b4set.c
View File

@ -203,6 +203,19 @@ BSIM4instance **InstArray;
} }
if (!model->BSIM4versionGiven) if (!model->BSIM4versionGiven)
model->BSIM4version = copy("4.8.3"); model->BSIM4version = copy("4.8.3");
/* Speed up version checking via integer version number */
if ((!strcmp(model->BSIM4version, "4.8.3"))||(!strncmp(model->BSIM4version, "4.83", 4))) {
model->BSIM4v48intVersion = BSIM4v48V483;
} else if ((!strcmp(model->BSIM4version, "4.8.2"))||(!strncmp(model->BSIM4version, "4.82", 4))) {
model->BSIM4v48intVersion = BSIM4v48V482;
} else if ((!strcmp(model->BSIM4version, "4.8.1"))||(!strncmp(model->BSIM4version, "4.81", 4))) {
model->BSIM4v48intVersion = BSIM4v48V481;
} else if ((!strcmp(model->BSIM4version, "4.8.0"))||(!strncmp(model->BSIM4version, "4.80", 4))||(!strncmp(model->BSIM4version, "4.8", 3))) {
model->BSIM4v48intVersion = BSIM4v48V480;
} else {
printf("Warning: unknown BSIM4 version. Working now with BSIM4.8.3.\n");
model->BSIM4v48intVersion = BSIM4v48V483;
}
if (!model->BSIM4toxrefGiven) if (!model->BSIM4toxrefGiven)
model->BSIM4toxref = 30.0e-10; model->BSIM4toxref = 30.0e-10;
if (!model->BSIM4eotGiven) if (!model->BSIM4eotGiven)
@ -342,9 +355,10 @@ BSIM4instance **InstArray;
if (!model->BSIM4ucsGiven) if (!model->BSIM4ucsGiven)
model->BSIM4ucs = (model->BSIM4type == NMOS) ? 1.67 : 1.0; model->BSIM4ucs = (model->BSIM4type == NMOS) ? 1.67 : 1.0;
if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) &&
(strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
(strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
// if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) &&
// (strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
// (strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
if (model->BSIM4v48intVersion<=BSIM4v48V480)
{ {
if (!model->BSIM4uaGiven) if (!model->BSIM4uaGiven)
model->BSIM4ua = ((model->BSIM4mobMod == 2)) ? 1.0e-15 : 1.0e-9; /* unit m/V */ model->BSIM4ua = ((model->BSIM4mobMod == 2)) ? 1.0e-15 : 1.0e-9; /* unit m/V */

9
src/spicelib/devices/bsim4/b4temp.c
View File

@ -1368,10 +1368,11 @@ int Fatal_Flag = 0;
pParam->BSIM4Aechvb = (model->BSIM4type == NMOS) ? 4.97232e-7 : 3.42537e-7; pParam->BSIM4Aechvb = (model->BSIM4type == NMOS) ? 4.97232e-7 : 3.42537e-7;
pParam->BSIM4Bechvb = (model->BSIM4type == NMOS) ? 7.45669e11 : 1.16645e12; pParam->BSIM4Bechvb = (model->BSIM4type == NMOS) ? 7.45669e11 : 1.16645e12;
if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) &&
(strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
(strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
{
// if ((strcmp(model->BSIM4version, "4.8.1")) && (strncmp(model->BSIM4version, "4.81", 4)) &&
// (strcmp(model->BSIM4version, "4.8.2")) && (strncmp(model->BSIM4version, "4.82", 4)) &&
// (strcmp(model->BSIM4version, "4.8.3")) && (strncmp(model->BSIM4version, "4.83", 4)))
// {
if (model->BSIM4v48intVersion<=BSIM4v48V480) {
pParam->BSIM4AechvbEdgeS = pParam->BSIM4Aechvb * pParam->BSIM4weff pParam->BSIM4AechvbEdgeS = pParam->BSIM4Aechvb * pParam->BSIM4weff
* model->BSIM4dlcig * pParam->BSIM4ToxRatioEdge; * model->BSIM4dlcig * pParam->BSIM4ToxRatioEdge;
pParam->BSIM4AechvbEdgeD = pParam->BSIM4Aechvb * pParam->BSIM4weff pParam->BSIM4AechvbEdgeD = pParam->BSIM4Aechvb * pParam->BSIM4weff

7
src/spicelib/devices/bsim4/bsim4def.h
View File

@ -941,7 +941,12 @@ typedef struct sBSIM4model
int BSIM4tempMod; int BSIM4tempMod;
int BSIM4binUnit; int BSIM4binUnit;
int BSIM4paramChk; int BSIM4paramChk;
char *BSIM4version;
char *BSIM4version;
int BSIM4v48intVersion;
#define BSIM4v48V483 483 /* BSIM4v48 V4.8.3 */
#define BSIM4v48V482 482 /* BSIM4v48 V4.8.2 */
#define BSIM4v48V481 481 /* BSIM4v48 V4.8.1 */
#define BSIM4v48V480 480 /* BSIM4v48 V4.8.0 */
double BSIM4eot; double BSIM4eot;
double BSIM4vddeot; double BSIM4vddeot;
double BSIM4tempeot; double BSIM4tempeot;

Write Preview
Loading…
Cancel
Save