how to check vdsat margin in ngspice ...any comman...
# sky130p
Piyush Dwivedi
09/27/2023, 8:02 AMhow to check vdsat margin in ngspice ...any command ? please tell
m
Mitch Bailey
09/27/2023, 9:55 AMSorry, I don’t have much experience with spice simulation.
l
Larry Harris
09/27/2023, 3:48 PMHere is an example of the ngspice code that I use.
Larry Harris
09/27/2023, 3:51 PMlet m1_vds = @m.x1.xm1.msky130_fd_pr__pfet_01v8[vds]_
let m1_von = @m.x1.xm1.msky130_fd_pr__pfet__01v8[vgs] - @m.x1.xm1.msk130_fd_pr__pfet__01v8[vth]
print m1_vds - m1_von
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