*MAX999 TEST CIRCUIT FILE TO MEASURE
*NEGATIVE GOING PROPAGATION DELAY
.INCLUDE MAX999.FAM
X1 1 2 3 4 5 MAX999
VCC 5 0 3
VGND 2 0 0
VNIN 3 INT DC 0 PULSE(0.1 0 25N 0.1N 0.1N 100N 150N)
VIN 4 INT 0.05
VCM INT 0 0
.TRAN 0.001N 50N
.OPTION ITL4=50 RELTOL=0.001 
.PROBE
.END