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*current sink p-type inverter - dc sweep of voltage I/O
*file:invcsp0.sp
*parameters
.PARAM ww=38.5 $ parameter for width which will be swept
*circuit net list
Vdd vdd GND dc 5.0
Vbias bias GND dc 2.5
Vin src GND dc 0.0
Mn out bias GND GND nmosl1 W=16 L=8
Mp out in vdd vdd pmosl1 W=ww L=8
Cl out GND 0.01P
Rs src in 10K
*options & analysis
.OPTIONS POST=2 SCALE=1U $ output results for plot; scale mosfet L & W dimensions
.DC Vin 0 5 0.1 $sweep I/P voltage
.MEASURE DC vin_bal WHEN V(out)=2.5
*output
.plot DC v(src) v(in) v(out)
*mosfet models - level 1
.INC 'l1typ.inc'
$ a comment
* another comment
.END
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