*  Copyright (c) Linear Technology Corp.  10/26/04.  All rights reserved.
*  Pinout (same as IC): P1 P2 P4 VEE REF OUT VCC M4 M2 M1
.SUBCKT LT1995 1 2 3 4 5 6 7 8 9 10
RP1 1 203 4k
RP2 2 203 2k
CP2 2 203 0.5p
RREF 203 5 4k
CREF 203 5 0.5p
RP4 3 203 1k
RM4 8 202 1k
RM2 9 202 2k
CM2 9 202 0.5p
RM1 10 202 4k
RFB 202 6 4k
CFB 202 6 0.5p
DP11 1 7 DIODE
DP21 2 7 DIODE
DP41 3 7 DIODE
DM11 10 7 DIODE
DM21 9 7 DIODE
DM41 8 7 DIODE
DP12 4 1 DIODE
DP22 4 2 DIODE
DP42 4 3 DIODE
DM12 4 10 DIODE
DM22 4 9 DIODE
DM42 4 8 DIODE
DREF1 5 7 DIODE
DREF2 4 5 DIODE
* INPUT
RC1 7  80 5.6841E+02
RC2 7  90 5.6841E+02
Q1  80 202  210 QM1 
Q2  90 203  11 QM2 
CIN 202  203  2.0000E-12
*INPUT POLE AT 300MHZ
C1  80 90 1.067E-12
RE1 210 12 +5.5532E+02
RE2 11 12 +5.5532E+02
IEE 12 4  4.0012E-03
RE  12 0  4.9985E+04
* INTERMEDIATE 
GCM 208  0  12 0  5.5634E-08
GA  208  0  78 0  1.7593E-03
R2  208  0  3.69E+06
C2  208  0  5.55E-12
DC1 208  7  DM3
DC2 4  208  DM3
*
*POLE AT 300MHZ
GX1 0  28 90 80 1E-06
RX1 28 0  1E+06
CX1 28 0  0.13E-15
*POLE AT 300MHZ
GX2 0  38 28 0  1E-06
RX2 38 0  1E+06
CX2 38 0  0.13E-15
*POLE AT 300MHZ
GX3 0  48 38 0  1E-06
RX3 48 0  1E+06
CX3 48 0  0.53E-15  
*ZERO AT 85MHZ
GX4 0  58 48 0  1E-06
RX4 58 59 1E+06
LX4 59 0  1.87E-03
*POLE AT 170MHZ
GX5 0  68 58 0  1E-06
RX5 68 0 1E+06
CX5 68 0 0.937E-15
*POLE AT 500MHZ
GX6 0  78 68 0  1E-06
RX6 78 0  1E+06
CX6 78 0  0.318E-15
*
EB  201  0  208  0  1
RO2 201  6  20
RF  208  99 800
CF  99 6  6E-12
* OUTPUT 
ECL 18 201  6  201  0.36
Q3  7  18 208  QM3
Q4  4  18 208  QM4
* 
D3A 131 70 DM3 
D3B 13 131 DM3 
GPL 208  0  70 7  1.0000E+00
VC  13 6  2.9317E+00
RPLA 7  70 1.0000E+01
RPLB 7  131 1.0000E+03
D4A 60 141 DM3 
D4B 141 14  DM3 
GNL 208  0  60 4  1.0000E+00
VE  6  14 2.9317E+00
RNLA 60 4  1.0000E+01
RNLB 141 4  1.0000E+03
* 
IP  7  4  1.9988E-03
DSUB 4  7  DM2  
* MODELS 
.MODEL QM1 NPN (IS=8.0000E-16 BF=3.0303E+03)
.MODEL QM2 NPN (IS=8.1562E-16 BF=3.7037E+03)
.MODEL QM3 NPN (IS=8.0000E-16 BF=100)
.MODEL QM4 PNP (IS=8.0000E-16 BF=100)
.MODEL DM1  D   (IS=1.0000E-20)
.MODEL DM2  D   (IS=8.0000E-16 BV=4.3200E+01)
.MODEL DM3  D   (IS=1.0000E-16)
.MODEL DIODE  D (KF=0 RS=1E-4)
.ENDS LT1995