target time is smaller than trigger time

*****************************
.include "c:\pfc final\tecnologias\Achanconery\ficheros finales\65nm_bulk.pm"
.include "c:\pfc final\tecnologias\Achanconery\ficheros finales\Biblioteca_digital.sp"

.param vdd=1.20

.param vss=0.00

.param temp=25

.param periodo=1.0n

.global vdd! vss!
**********************************
.param Lmin=65n WNmin=100n WPmin=260n

**********************************
v1 net001 vss! pulse (vss vdd periodo 0.0002p 0.0002p periodo 'periodo*2')

vdd vdd! 0 dc=vdd

vss vss! 0 dc=vss

X50 net001 A INVREF
X51 A Q inversora
X52 Q net004 INVREF
C1 net004 vss! 0
.option acct=0 LIST ALT999 autostop=1 nomod nopage nowarn post
.tran 5p 'periodo*8' sweep vdd 1.2 0.575 -0.025
********control

.measure tran inv_1
+TRIG v(A) VAL='vdd*0.5' TD=0NS CROSS=5
+TARG v(Q) VAL='vdd*0.5' TD=0NS CROSS=5

.measure tran inv_2
+TRIG v(A) VAL='vdd*0.5' TD=0NS CROSS=6
+TARG v(Q) VAL='vdd*0.5' TD=0NS CROSS=6

*********************
.end

Click to expand...

vdd inv_1 inv_2 temper alter#
1.200000e+000 6.592531e-012 7.355689e-012 25.000000 1
1.175000e+000 7.084245e-012 7.246606e-012 25.000000 1
1.150000e+000 7.454997e-012 7.093553e-012 25.000000 1
1.125000e+000 7.968364e-012 6.965860e-012 25.000000 1
1.100000e+000 8.175268e-012 6.823739e-012 25.000000 1
1.075000e+000 8.571015e-012 6.643237e-012 25.000000 1
1.050000e+000 8.998024e-012 6.546153e-012 25.000000 1
1.025000e+000 9.452456e-012 6.700536e-012 25.000000 1
1.000000e+000 9.905484e-012 6.425311e-012 25.000000 1
9.750000e-001 1.028735e-011 5.853116e-012 25.000000 1
9.500000e-001 1.121101e-011 5.612188e-012 25.000000 1
9.250000e-001 1.150395e-011 5.407900e-012 25.000000 1
9.000000e-001 1.223138e-011 5.278299e-012 25.000000 1
8.750000e-001 1.312154e-011 4.703371e-012 25.000000 1
8.500000e-001 1.396490e-011 4.017603e-012 25.000000 1
8.250000e-001 1.494785e-011 3.600437e-012 25.000000 1
8.000000e-001 1.582798e-011 3.190836e-012 25.000000 1
7.750000e-001 1.669294e-011 2.435148e-012 25.000000 1
7.500000e-001 1.818309e-011 2.019901e-012 25.000000 1
7.250000e-001 2.114742e-011 -2.249773e-012 25.000000 1
7.000000e-001 2.367544e-011 -3.880669e-012 25.000000 1
6.750000e-001 -1.972755e-009 -2.024577e-009 25.000000 1
6.500000e-001 -1.966810e-009 -2.027208e-009 25.000000 1
6.250000e-001 -1.958805e-009 -2.032337e-009 25.000000 1
6.000000e-001 7.206343e-011 8.899508e-011 25.000000 1
5.750000e-001 1.005491e-009 1.019330e-009 25.000000 1

Click to expand...

d4nt3 said:

How can be possible this?

Click to expand...