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List some probably if nonconvergence...
1.Be sure to check your model parameter units.5 u. Q1 { j3 J& v, C0 j5 D; @, z
2.Use MOS ACM=1,ACM=2,or ACM=3 source and drain diode calaulation to automatically generate parasitics.3 Y# w7 ]/ G* Y5 }; `" ~: }
3.Check if you MOS models had subshreshold parameter set? (NFS=1e11 for HSPICE Level 1, 2, 3 and N0=1 for HSPICE BSIM 1, 2, 3 models & Level 28).
3 K" y: L% e V% X: F7 [4.Check your options .
! p2 [' j& q: V% Q |* f5.schmitt Triggers are unpredictable for DC sweep and sometimes for operating point for the same reasons Oscillators and Filp-Flops are use slow transient. |
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