| * 4 input mux | |
| *.subckt nfet drain gate source size=1 | |
| .subckt mux4 in0 in1 in2 in3 out sel0 sel1 sel2 sel3 size=1 | |
| X0 in0 sel0 out 0 nfet size='size' | |
| X1 in1 sel1 out 0 nfet size='size' | |
| X2 in2 sel2 out 0 nfet size='size' | |
| X3 in3 sel3 out 0 nfet size='size' | |
| .ends |