* LOGSPC Version 0.9 Beta
* LOGSPC output to file ckt.spc on Sun Nov  7 00:23:14 1993 

* LOGSPC copying from file buf.spc

** LOGSPC Version 0.9 Beta
** LOGSPC output to file buf.spc on Sat Nov  6 23:10:20 1993 

** LOGSPC copying from file inv.spc

*** LOGSPC Version 0.9 Beta
*** LOGSPC output to file inv.spc on Sat Nov  6 23:07:23 1993 

.SUBCKT inv Vdd Gnd out in
M1 out in Gnd Gnd NMOS1 L=1UM W=1UM
M2 out in Vdd Vdd PMOS1 L=1UM W=1UM
.ENDS inv

.SUBCKT buf Vdd Gnd buf_in in
X1 Vdd Gnd buf_in node1 inv
X2 Vdd Gnd node1 in inv
.ENDS buf

.SUBCKT ckt Vdd Gnd o1 o2 i2 i1
X1 Vdd Gnd o2 i2 buf
X2 Vdd Gnd o1 i1 buf
.ENDS ckt

X1 Vdd Gnd o1 o2 i2 i1 ckt

* LOGSPC end ckt.spc