* Z:\home\khalils\Downloads\files\data\raw_asc\a3c57ad9bff2_SA612.asc
* Generated by LTspice 26.0.1 for Windows.
* Bias
* Osc buffer/\nlevel shifter
*Low Noise, High-Frequency Transistor
*MOT Si 250mW 10V 50mA 8GHz
* >>>MEASURED PART DC PERFORMANCE<<<\nPIN V(4v) V(5V) V(6v) V(8v)\n1 1.35v 1.38v 1.39v 1.42v\n2 1.35v 1.38v 1.19v 1.42v\n3 GND GND GND GND\n4 2.94v 3.90v 4.90v 6.83v \n5 2.96v 3.88v 4.88v 6.81v\n6 4.03v 4.95v 5.95v 7.97v\n7 3.25v 4.02v 5.02v 7.19v\n8 VDD VDD VDD VDD\n \nIdd 2.0ma 2.2ma 2.3 ma 2.8ma
* By:\nJoe Rocci\nW3JDR\njoe@roccis.com\nUp to date model files and application\ncircuit files can be found at:\nhttp://w3jdr.ham-radio-op.net
* >>>NE602/SA612 OSCILLATOR/MIXER IC MODEL<<<
+ IS = 4.558E-16
+ BF = 136
+ NF = 0.9979
+ VAF = 21
+ IKF = 0.7
+ ISE = 3.087E-14
+ NE = 2
+ BR = 42
+ NR = 0.993
+ VAR = 2.9
+ IKR = 0.016
+ ISC = 3.411E-17
+ NC = 1.087
+ RB = 7
+ IRB = 8E-05
+ RBM = 8
+ RE = 0.45
+ RC = 8
+ XTB = 0
+ EG = 1.11
+ XTI = 3
+ CJE = 8.6E-13
+ VJE = 0.94
+ MJE = 0.42
+ CJC = 4.3E-13
+ VJC = 0.35
+ MJC = 0.21
+ XCJC = 0.44
+ TF = 1.3E-11
+ XTF = 400
+ VTF = 6
+ ITF = 1.5
+ PTF = 47
+ TR = 1E-09
+ FC = 0.98
Q2 5 TP1 N004 0 MRF9411
R5 8 N007 13k
R1 8 4 1500
Q5 N004 1 N008 0 MRF9411
R12 7 3 25k
Q4 5 N003 N005 0 MRF9411
E3 N006 3 N007 3 1
V2 N009 3 1.32
C2 2 3 2p
R15 8 N001 18k
R9 N007 N009 210
R2 8 5 1500
Q8 8 N001 N002 0 MRF9411
Q3 4 TP1 N005 0 MRF9411
E1 TP1 3 6 3 .4
Q6 N005 2 N008 0 MRF9411
R10 8 6 18k
R13 N002 3 25k
R7 N006 2 2500
R11 N008 3 450
Q7 8 6 7 0 MRF9411
C1 1 3 2p
Q1 4 N003 N004 0 MRF9411
R6 1 N006 2500
E2 N003 3 N001 3 .4
.model NPN NPN
.model PNP PNP
.lib C:\users\khalils\AppData\Local\LTspice\lib\cmp\standard.bjt
.MODEL MRF9411 NPN
.backanno
.end

* LTspice schematic (.asc):
Version 4
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IOPIN -368 -608 Out
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IOPIN -832 -608 In
IOPIN -576 -608 In
IOPIN 80 544 In
IOPIN -480 544 In
IOPIN -208 544 In
SYMBOL npn 64 -112 M0
WINDOW 3 120 112 Left 0
SYMATTR Value MRF9411
SYMATTR InstName Q4
SYMBOL npn -464 128 R0
SYMATTR InstName Q5
SYMATTR Value MRF9411
SYMBOL res 192 160 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R7
SYMATTR Value 2500
SYMBOL res -704 -272 R0
SYMATTR InstName R12
SYMATTR Value 25k
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SYMATTR InstName R5
SYMATTR Value 13k
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SYMATTR InstName R11
SYMATTR Value 450
SYMBOL npn -752 -432 R0
SYMATTR InstName Q7
SYMATTR Value MRF9411
SYMBOL npn -304 -112 M0
WINDOW 3 120 115 Left 0
SYMATTR Value MRF9411
SYMATTR InstName Q2
SYMBOL res -448 -544 R0
SYMATTR InstName R1
SYMATTR Value 1500
SYMBOL cap 32 224 R0
SYMATTR InstName C2
SYMATTR Value 2p
SYMBOL res 240 -544 M0
SYMATTR InstName R15
SYMATTR Value 18k
SYMBOL voltage 448 352 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V2
SYMATTR Value 1.32
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SYMATTR InstName R13
SYMATTR Value 25k
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SYMATTR InstName E1
SYMATTR Value .4
SYMBOL npn 208 -432 M0
SYMATTR InstName Q8
SYMATTR Value MRF9411
SYMBOL npn 32 128 M0
SYMATTR InstName Q6
SYMATTR Value MRF9411
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SYMATTR InstName E2
SYMATTR Value .4
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SYMATTR InstName C1
SYMATTR Value 2p
SYMBOL res -800 -528 R0
SYMATTR InstName R10
SYMATTR Value 18k
SYMBOL npn -496 -112 R0
WINDOW 3 117 115 Left 0
SYMATTR Value MRF9411
SYMATTR InstName Q1
SYMBOL res 432 224 R0
SYMATTR InstName R9
SYMATTR Value 210
SYMBOL res -16 -544 R0
SYMATTR InstName R2
SYMATTR Value 1500
SYMBOL res -512 160 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R6
SYMATTR Value 2500
SYMBOL npn -128 -112 R0
WINDOW 3 113 114 Left 0
SYMATTR Value MRF9411
SYMATTR InstName Q3
SYMBOL e 352 176 M0
SYMATTR InstName E3
SYMATTR Value 1
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FLAG -368 -608 4
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FLAG -576 -608 7
FLAG 80 544 2
FLAG -480 544 1
FLAG -208 544 3
FLAG -160 -128 TP1
TEXT 392 176 Left 0 ;Bias
TEXT -624 -264 Left 0 ;Osc buffer/\nlevel shifter
TEXT -1312 -664 Left 0 !*Low Noise, High-Frequency Transistor\n*MOT Si 250mW  10V  50mA 8GHz \n.MODEL MRF9411 NPN \n+ IS = 4.558E-16 \n+ BF = 136 \n+ NF = 0.9979 \n+ VAF = 21 \n+ IKF = 0.7 \n+ ISE = 3.087E-14 \n+ NE = 2 \n+ BR = 42 \n+ NR = 0.993 \n+ VAR = 2.9 \n+ IKR = 0.016 \n+ ISC = 3.411E-17 \n+ NC = 1.087 \n+ RB = 7 \n+ IRB = 8E-05 \n+ RBM = 8 \n+ RE = 0.45 \n+ RC = 8 \n+ XTB = 0 \n+ EG = 1.11 \n+ XTI = 3 \n+ CJE = 8.6E-13 \n+ VJE = 0.94 \n+ MJE = 0.42 \n+ CJC = 4.3E-13 \n+ VJC = 0.35 \n+ MJC = 0.21 \n+ XCJC = 0.44 \n+ TF = 1.3E-11 \n+ XTF = 400 \n+ VTF = 6 \n+ ITF = 1.5 \n+ PTF = 47 \n+ TR = 1E-09 \n+ FC = 0.98
TEXT 480 -648 Left 0 ;>>>MEASURED PART DC PERFORMANCE<<<\nPIN     V(4v)     V(5V)     V(6v)     V(8v)\n1         1.35v    1.38v     1.39v     1.42v\n2         1.35v    1.38v     1.19v     1.42v\n3         GND     GND      GND      GND\n4         2.94v    3.90v     4.90v     6.83v \n5         2.96v    3.88v     4.88v     6.81v\n6         4.03v    4.95v     5.95v     7.97v\n7         3.25v    4.02v     5.02v     7.19v\n8          VDD     VDD      VDD       VDD\n \nIdd      2.0ma    2.2ma    2.3 ma    2.8ma
TEXT 520 328 Left 0 ;By:\nJoe Rocci\nW3JDR\njoe@roccis.com\nUp to date model files and application\ncircuit files can be found at:\nhttp://w3jdr.ham-radio-op.net
TEXT -528 -696 Left 0 ;>>>NE602/SA612 OSCILLATOR/MIXER IC MODEL<<<