 Richard Cruzer
		
			Richard Cruzer
		
		
		
		
		
		
		
		
	
			11-29-2011 10:58 AM
I'm new with this type of forums, I'm desparate looking for a CD4047 ms 11 model. I found an LTspice model for this CMOS Astable Multivibrator (the virtual one does work for my project) which is below, I was wondering if someone can produce a ms 11 model with this information.
Version 4
SHEET 1 1140 680
WIRE -4864 -1904 -4864 -1936
WIRE -4864 -1904 -4912 -1904
WIRE -4752 -1904 -4864 -1904
WIRE -4512 -1904 -4592 -1904
WIRE -2960 -1872 -3008 -1872
WIRE -4912 -1856 -4912 -1904
WIRE -4592 -1824 -4592 -1904
WIRE -2960 -1776 -3008 -1776
WIRE -4912 -1728 -4912 -1776
WIRE -4864 -1728 -4912 -1728
WIRE -4800 -1728 -4864 -1728
WIRE -4752 -1728 -4800 -1728
WIRE -4912 -1712 -4912 -1728
WIRE -4592 -1712 -4592 -1744
WIRE -4864 -1680 -4864 -1728
WIRE -4800 -1680 -4800 -1728
WIRE -2960 -1680 -3008 -1680
WIRE -3712 -1664 -3792 -1664
WIRE -3584 -1664 -3648 -1664
WIRE -3584 -1616 -3584 -1664
WIRE -3504 -1616 -3584 -1616
WIRE -3728 -1568 -3792 -1568
WIRE -3584 -1568 -3584 -1616
WIRE -3584 -1568 -3648 -1568
WIRE -3920 -1424 -4000 -1424
WIRE -4800 -1360 -4928 -1360
WIRE -4384 -1360 -4512 -1360
WIRE -4000 -1360 -4000 -1424
WIRE -3920 -1360 -4000 -1360
WIRE -4928 -1312 -4928 -1360
WIRE -4512 -1312 -4512 -1360
WIRE -4000 -1312 -4000 -1360
FLAG -4928 -1232 0
FLAG -3504 -1616 RCt
FLAG -3792 -1664 Ct
FLAG -3792 -1568 Rt
FLAG -4512 -1904 ExtRst
FLAG -4384 -1360 NegTrig
FLAG -4512 -1232 0
FLAG -4592 -1712 0
FLAG -3248 -1872 RCt
FLAG -3248 -1936 Ct
FLAG -3248 -1904 Rt
FLAG -3248 -1744 NegTrig
FLAG -3248 -1632 ExtRst
FLAG -4912 -1712 0
FLAG -4752 -1728 VGND
FLAG -4752 -1904 VDD
FLAG -3248 -1824 VGND
FLAG -3248 -1792 VDD
FLAG -4000 -1232 0
FLAG -4864 -1936 PosTrig
FLAG -4800 -1680 ReTrig
FLAG -3248 -1712 PosTrig
FLAG -3248 -1680 ReTrig
SYMBOL voltage -4912 -1872 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value {VDD}
SYMBOL voltage -4928 -1328 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VPositivePulse
SYMATTR Value PULSE(0 {VDD} 1 0 0 10m 2 2)
SYMBOL cap -3648 -1680 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL res -3632 -1584 R90
WINDOW 0 0 56 VBottom 0
WINDOW 3 32 56 VTop 0
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL voltage -4512 -1328 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VNegativePulse
SYMATTR Value PULSE({VDD} 0 1 0 0 10m 2 2)
SYMBOL voltage -4592 -1840 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value PULSE(0 {VDD} 0 0 0 500m 0 1)
SYMBOL _MyAdditions\\CD4047B -3136 -1920 R0
WINDOW 3 -16 -20 Left 0
SYMATTR InstName U1
SYMATTR SpiceLine VDD=5 SPEED=1.0  TRIPDT=5e-9
SYMBOL voltage -4000 -1328 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName VRetriggerPulse1
SYMATTR Value PULSE(0 {VDD} 1 0 0 10m 100m 30)
TEXT -5080 -2144 Left 0 !.include cd4000.lib
TEXT -5080 -2064 Left 0 !.tran 5
TEXT -5080 -2112 Left 0 !.include cd4047b.sub
TEXT -4952 -1120 Left 0 ;Monostable\nPositive trigger - connect PosTrig to VPositivePulse, NegTrig and Retrig to VGND\nNegative trigger - connect PosTrig to VDD, NegTrig to VNegativePulse, ReTrig to VGND\nRetrigger - connect PosTrig and ReTrig to VRetriggerPulse, NegTrig to VGND
TEXT -5080 -2184 Left 0 !.param VDD=5
V/r,
Richard Cruz
11-30-2011 10:41 AM
Hi Richard,
Here is a tutorial and a video about how to import a spice to Multisim.
http://zone.ni.com/devzone/cda/tut/p/id/11743
Take a look, you should not have any problem.
Regards,
11-30-2011 10:44 AM
The only thing I am concerned about, is that it looks like a netlist file, not a spice. Be sure that you get the spice and following the link video, you can make it yourself.