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SPICE Library: AT Series Package Models

  Models are available for the following AT series packages:

  • 00 (chip)
  • 10 (100 mil ceramic)
  • 11 (SOT-143)
  • 20 (200 mil BeO disc)
  • 23 (230 mil BeO flange)
  • 33 (SOT-23)
  • 35 (micro-x)
  • 63 (SOT-363 / SC-70)
  • 70 (70 mil ceramic)
  • 85 (85 mil plastic)
  • 86 (SMT 85 mil plastic)


AT Package Style 00 (Chip Form) model

[ top ]
SPICE model for BJTs in style 00 package (chip form)
*replace "AT***00" in line 1 with product name
*e.g. : .SUBCKT AT41400 70      20      40
*replace "AT***" in line 6 with die callout
*e.g. : .XDIE    70      35      55      AT414

.SUBCKT AT***10 70      20      40
LLB     20      35      .5NH
LLE     40      55      .2NH

* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 10 (100 mil ceramic) model

[ top ]
SPICE model for AT BJTs in style 10 package
*replace "AT***10" in line 1 with product name
*e.g. : .SUBCKT AT41410 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT414

.SUBCKT AT***10 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .10PF
LT1     25      30      .38NH
C2T1    30      0       .10PF
*
LLB     30      35      .65NH
CCEB    30      50      .03PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .03PF
LT2     45      50      .08NH
C2T2    50      0       .03PF
*
LLE     50      55      .1NH
CCEC    50      70      .03PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .12PF
LT3     65      70      .42NH
C2T3    70      0       .12PF
*
CCBC    30      70      .05PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 11 (SOT-143) model

[ top ]
SPICE model for AT BJTs in style 11 package
*replace "AT***11" in line 1 with product name
*e.g. : .SUBCKT AT41511 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT415

.SUBCKT AT***11 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .11PF
LT1     25      30      .40NH
C2T1    30      0       .11PF
*
LLB     30      35      .5NH
CCEB    30      50      .04PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .06PF
LT2     45      50      .10NH
C2T2    50      0       .06PF
*
LLE     50      55      .25NH
CCEC    50      70      .01PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .13PF
LT3     65      70      .47NH
C2T3    70      0       .13PF
*
CCBC    30      70      .04PF
* CALL DIE MODEL 
XDIE    70      35      55      AT***
.ENDS


AT Package Style 20 (200 mil Beo disc) model

[ top ]
SPICE model for AT BJTs in style 20 package
*replace "AT***20" in line 1 with product name
*e.g. : .SUBCKT AT64020 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT640

.SUBCKT AT***11 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .15PF
LT1     25      30      .73NH
C2T1    30      0       .15PF
*
LLB     30      35      .55NH
CCEB    30      50      .04PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .10PF
LT2     45      50      .12NH
C2T2    50      0       .10PF
*
LLE     50      55      .2NH
CCEC    50      70      .02PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .30PF
LT3     65      70      1.35NH
C2T3    70      0       .30PF
*
CCBC    30      70      .02PF
* CALL DIE MODEL 
XDIE    70      35      55      AT***
.ENDS

AT Package Style 23 (230 mil Beo flange) model

[ top ]
SPICE model for AT BJTs in style 23 package

Please refer to the Agilent Technologies Communincations Components catalog for details of the AT-64023 model


AT Package Style 33 (SOT-23) model

[ top ]
SPICE model for AT BJTs in style 23 package
*replace "AT***33" in line 1 with product name
*e.g. : .SUBCKT AT41533 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT415

.SUBCKT AT***33 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .11PF
LT1     25      30      .40NH
C2T1    30      0       .11PF
*
LLB     30      35      .5NH
CCEB    30      50      .04PF
LL2     40      45      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .09PF
LT2     45      50      .33NH
C2T2    50      0       .09PF
*
LLE     50      55      .5NH
CCEC    50      70      .01PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .13PF
LT3     65      70      .47NH
C2T3    70      0       .13PF
*
CCBC    30      70      .04PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 35 (micro-x) model

[ top ]
SPICE model for AT BJTs in style 35 package
*replace "AT***35" in line 1 with product name
*e.g. : .SUBCKT AT41435 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT414

*package 35 and package 36 models are identical
*(difference in packages is lead trim length)

.SUBCKT AT***35 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .06PF
LT1     25      30      .49NH
C2T1    30      0       .06PF
*
LLB     30      35      .60NH
CCEB    30      50      .01PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .05PF
LT2     45      50      .09NH
C2T2    50      0       .05PF
*
LLE     50      55      .30NH
CCEC    50      70      .03PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .09PF
LT3     65      70      .67NH
C2T3    70      0       .09PF
*
CCBC    30      70      .02PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 63 (SOT-363 or SC-70) model

[ top ]
SPICE model for AT320 dual in style 63 package
*Terminal connections: C1 B1 E1 C2 B2 E2
.SUBCKT AT32063   40  10 20  30  60  50
* "63" PACKAGE MODEL
* Lead inductances
L1     10      12     .70NH
L2     20      22     .70NH
L3     30      32     .70NH
L4     40      42     .70NH
L5     50      52     .70NH
L6     60      62     .70NH
*Parasitic capacitances
C1     12      0      .03PF
C2     22      0      .03PF
C3     32      0      .03PF
C4     42      0      .03PF
C5     52      0      .03PF
C6     62      0      .03PF
* Bond wire / internal lead frame inductances
LB1    12      13     .5NH
LB2    22      23     .5NH
LB3    32      33     .05NH
LB4    42      43     .05NH
LB5    52      53     .5NH
LB6    62      63     .5NH
*Coupling capacitances
C12    12      22     .14PF
C23    22      32     .14PF
C45    42      52     .14PF
C56    52      62     .14PF
* INSERT DIE MODELS
XAT320 43  13   23  AT320
XAT320 33  63   53  AT320

.ENDS

* DIE MODEL
.SUBCKT AT320   100     101      102
CBBP    101     100     .03PF    ; BASE BOND PAD CAPACITANCE
CEBP    102     100     .03PF    ; EMITTER BOND PAD CAPACITANCE
QINT    100     101     102      Q320
.ENDS
.MODEL  Q320    NPN (BF=100, BR=2.5, IS=3.1E-16, VA=20,
+	TF=12PS, CJE=4.6E-13, VJE=1.01, MJE=0.6,
+	PTF=25, XTB=1.818, VTF=6, ITF=5.7E-2,
+	IKF=2.5E-2, XTF=4, NF=1.03, ISE=9.5E-13,
+	NE=2.5, RB=9.78, RE=0.61, RC=35.97,
+	CJC=1.8E-13, CJS=1.7E-13, XCJC=0.20,
+	PS=0.8, MS=0.5, PC=0.76, MC=0.53)

AT Package Style 70 (70 mil ceramic) model

[ top ]
SPICE model for AT BJTs in style 70 package7
*replace "AT***70" in line 1 with product name
*e.g. : .SUBCKT AT41470 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT414

.SUBCKT AT***70 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .07PF
LT1     25      30      .22NH
C2T1    30      0       .07PF
*
LLB     30      35      .50NH
CCEB    30      50      .02PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .03PF
LT2     45      50      .02NH
C2T2    50      0       .03PF
*
LLE     50      55      .14NH
CCEC    50      70      .01PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .10PF
LT3     65      70      .30NH
C2T3    70      0       .10PF
*
CCBC    30      70      .02PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 85 (85 mil plastic) model

[ top ]
SPICE model for AT BJTs in style 85 package
*replace "AT***85" in line 1 with product name
*e.g. : .SUBCKT AT41485 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT414

.SUBCKT AT***85 60      20      40
LL1     20      25      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .06PF
LT1     25      30      .48NH
C2T1    30      0       .06PF
*
LLB     30      35      .55NH
CCEB    30      50      .02PF
LL2     40      45      .01NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .04PF
LT2     45      50      .08NH
C2T2    50      0       .04PF
*
LLE     50      55      .1NH
CCEC    50      70      .03PF
LL3     60      65      .05NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .04PF
LT3     65      70      .30NH
C2T3    70      0       .04PF
*
CCBC    30      70      .03PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS

AT Package Style 86 (SMT 85 mil plastic) model

[ top ]
SPICE model for AT BJTs in style 86 package
*replace "AT***86" in line 1 with product name
*e.g. : .SUBCKT AT41586 60      20      40
*replace "AT***" in line 27 with die callout
*e.g. : .XDIE    70      35      55      AT415

.SUBCKT AT***86 60      20      40
LL1     20      25      .55NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T1
C1T1    25      0       .06PF
LT1     25      30      .48NH
C2T1    30      0       .06PF
*
LLB     30      35      .55NH
CCEB    30      50      .02PF
LL2     40      45      .06NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T2
C1T2    45      0       .04PF
LT2     45      50      .08NH
C2T2    50      0       .04PF
*
LLE     50      55      .1NH
CCEC    50      70      .03PF
LL3     60      65      .25NH
* PI NETWORK TO SIMULATE TRANSMISSION LINE T3
C1T3    65      0       .04PF
LT3     65      70      .30NH
C2T3    70      0       .04PF
*
CCBC    30      70      .03PF
* CALL DIE MODEL
XDIE    70      35      55      AT***
.ENDS
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this page last updated: 1 October 1999