Decode LTspice encrypted ICs

[icefall]

I have decode some encrypted ic's model,Do anybody have interest about
it?
LT1508:

* Copyright ?Linear Technology Corp. 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005. All rights reserved.
*
.subckt LT1508 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
A3 N006 14 3 3 3 3 N009 3 OTA G=1m Linear Vhigh=100m Vlow=-100m
Rout=1K Cout=3p
A1 N009 3 3 3 3 3 N018 3 OTA G=20m Rout=5Meg Linear Cout=2n Vlow=0
Vhigh=12
C1 14 3 1p
Da 10 3 DE
Db 9 3 DAC
C2 9 3 5p
B1 3 N015 I=I(Da)*I(Da)*I(Db) Nojacob
C3 8 3 5p
C4 N015 3 6f
A7 7 8 3 3 3 3 6 3 OTA G=320u Iout=120u Vhigh=8.1 Cout=10p Vlow=1
Rout=4Meg
A8 N033 4 3 N039 N036 3 N041 3 ýýýýýý Nobreak Trise=100n Vhigh=16 Ref=.5
S2 1 2 3 N043 DN
C5 N046 1 20p
C6 1 2 20p
S3 1 N046 N043 1 UP
D3 17 N046 DRP
C10 17 3 500p
C14 N046 3 500p
G2 3 8 N020 3 .25m
A4 3 N015 3 3 3 3 N020 3 OTA G=1 Linear Cout=1p Ref=0 Rout=4K
Vhigh=100
G1 3 10 N018 3 1m
R11 10 3 1K
R12 N036 6 10Meg
C15 N036 3 10f
R13 N043 N041 1K
C16 N043 3 25p
I1 17 3 .75m load
S1 N035 17 N012 N035 QES
R14 N035 3 970
C17 N035 3 10p
A5 4 N010 3 3 N012 3 N033 3 EXTOSC Vtcap=3.75 Vhcap=2.35 Vextres=7.5
duty=.96 Vtgo=.5 Nobreak tripdt=10n
C19 4 3 20p
R16 N010 15 5
G4 3 N011 N010 15 .1
R17 N011 3 4K
A9 3 N011 N020 N020 N020 N020 3 N020 VARISTOR
C20 15 3 20p
C21 7 3 5p
R19 12 N012 10
V3 N006 3 7.5 Rser=1K
A11 5 3 3 3 3 N039 3 3 SCHMITT Vt=0 Vh=1m Vhigh=10 Trise=1u Td=1u
R21 N012 5 1G
S4 3 N015 11 3 OVP
R24 11 3 1G
C23 11 3 1p
A2 10 3 3 3 3 3 N021 3 OTA G=35u Ref=2.2 Iout=70u Cout=1p Vhigh=10
Vlow=-10
D1 N023 7 DD
I2 17 N023 7?load
D2 N023 N021 DD
C24 10 3 1p
C25 16 3 5p
I3 17 16 14?load
A13 3 16 N006 N006 N006 N006 3 N006 VARISTOR
S5 16 3 3 N012 SS
A14 4 3 3 3 3 3 N040 3 SCHMITT Vt=3.95 Vh=0 tripdt=10n
A15 N040 N027 3 N031 N032 3 N042 3 ýýýýýý Nobreak Vt=-1.2 Trise=100n
Vhigh=16 Ref=.5 minon=200n
S6 20 2 3 N044 DN
C27 N047 20 20p
C28 20 2 20p
S7 20 N047 N044 20 UP
D9 17 N047 DRP
C29 N047 3 500p
R3 N044 N042 1K
C31 N044 3 25p
G3 3 N038 19 3 10?
R25 N038 3 100k
C30 N038 3 1p
C32 19 3 5p
R26 19 3 1G
I4 17 18 50?load
C33 18 3 5p
C34 13 3 5p
S8 13 3 3 N045 SS
A16 3 13 N032 N032 N032 N032 3 N032 VARISTOR
R27 18 N032 10Meg
C36 N032 3 10f
A6 N038 3 3 3 3 3 N031 3 SCHMITT Vt=1 Vh=1m Vhigh=10 Trise=1u
A10 3 N012 3 N029 3 3 N045 3 AND Vhigh=7.5 Trise=1u ic=7.5 Ref=3.5
A17 11 3 3 3 3 3 N029 3 SCHMITT Vt=5.85 Vh=1.15 Vhigh=7.5
A18 17 3 3 3 3 3 N012 3 SCHMITT Vt=13 Vh=3 ic=7.5 Vhigh=7.5 Trise=1u
I5 17 13 14?load
R9 4 N027 10Meg
R18 N027 3 20Meg
.model DD D(Ron=10 Roff=1G)
.model DE D(Ron=25K Roff=1G Vfwd=1.4)
.model DAC D(Ron=32K Roff=1G Vfwd=2)
.model DN SW(Ron=3 Roff=10Meg Vt=-.45 Vh=-.35)
.model DRP D(Ron=1 Roff=1G Vfwd=3)
.model UP SW(Ron=1 Roff=10Meg Vt=.55 Vh=-.1)
.model QES SW(Ron=1 Roff=1G Vh=-.1)
.model OVP SW(Ron=1K Roff=25Meg Vt=7.875 Vh=175m)
.model SS SW(Ron=100 Roff=1G Vt=-3.75 Vh=-3)
.ends LT1508

 

[Chuck Harris]

icefall wrote:

I have decode some encrypted ic's model,Do anybody have interest about
it?
LT1508:

* Copyright ?Linear Technology Corp. 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005. All rights reserved.

Hmmm? Seems to me that means you have violated LTSwitcherCAD's EULA, and
are no longer allowed to use the free spice program?

-Chuck

 

[icefall]

On 5ÔÂ7ČŐ, ĎÂÎç5Ęą44ˇÖ, Chuck Harris <cf-NO-SPAM-har....@erols.com> wrote:

icefall wrote:
I have decode some encrypted ic's model,Do anybody have interest about
it?
LT1508:

* Copyright ?Linear Technology Corp. 1998, 1999, 2000, 2001, 2002,
2003, 2004, 2005. All rights reserved.

Hmmm? Seems to me that means you have violated LTSwitcherCAD's EULA, and
are no longer allowed to use the free spice program?

-Chuck

Only for study,now I delete it!