EEC210 Diff. Pair Simulation - Problem Set #3 Problem #2
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* Specify the width & length in one place, for easier changes.
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.param width=200u length=2u
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* Power Supply
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vcc vcc 0  15
vee vee 0  -15
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* Input
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vi  in  0  dc 0 ac 1
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* Test Circuit
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m1  vcc in source  source cmosn l=length w=width
m2  out 0  source  source cmosn l=length w=width
*Note that connecting the body to the source eliminate the body effect
*as given in this problem
rs  source vee 10k
rd  vcc    out 10k
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* Models
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.model cmosn nmos level=1 lambda=0.0 vto=0.7 kp=89.7u gamma=0.19 phi=0.6
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* Don't print the model parameters
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.options nomod post
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* Analysis
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.op 
.tf v(out) vi 
.end