*
* Long channel models from Allen,
* Level=1 models VDD=5V, 
*                                                                   
.MODEL N_1u NMOS LEVEL  = 1               
+ VTO = 0.7 KP = 110E-6 GAMMA = 0.5 LAMBDA = 0.04
                       
*                                                                               
.MODEL P_1u PMOS LEVEL  = 1                 
+ VTO = -0.7 KP = 50E-6 GAMMA = 0.6 LAMBDA = 0.05