many eda additions
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23
analysis/spice_runs/decoupling_C2.cir
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23
analysis/spice_runs/decoupling_C2.cir
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* Auto-generated testbench for decoupling analysis: +5v rail
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* 1 capacitor(s) in parallel, series R-L-C model
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* Model: ESR/ESL from pdn_impedance (package-based)
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R_esr_C2 rail n_esr_0 15.8m
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L_par_C2 n_esr_0 n_lpar_0 900p
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C2 n_lpar_0 0 10u
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* 1A AC current source into the rail node — V(rail) = Z(f)
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IAC 0 rail DC 0 AC 1
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.control
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ac dec 200 100 100Meg
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let z_mag = vm(rail)
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meas ac z_min min z_mag
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meas ac f_at_zmin when z_mag=z_min
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meas ac z_at_1M find vm(rail) at=1Meg
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meas ac z_at_100k find vm(rail) at=100k
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echo "z_min=$&z_min f_at_zmin=$&f_at_zmin z_at_1M=$&z_at_1M z_at_100k=$&z_at_100k n_caps=1" > analysis/spice_runs/decoupling_C2.out
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quit
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.endc
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.end
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