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List some probably if nonconvergence...
1.Be sure to check your model parameter units.
7 A" o9 ]3 i- ~3 m2.Use MOS ACM=1,ACM=2,or ACM=3 source and drain diode calaulation to automatically generate parasitics.: x. J1 P) n) y+ v$ u4 f
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).$ I/ E* d1 a& a5 k; c
4.Check your options .
; j& h& d/ u5 e" N8 U5.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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