1 changed files with 77 additions and 78 deletions
@ -1,78 +1,77 @@ |
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** CMOS comparator *** |
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* Figure 27.12 |
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* Baker: "CMOS: Circuit Design, Layout, and Simulation", Wiley, 2005 |
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.param VCC = 5 |
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.option scale=1u |
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.tran 9.5p 1600n |
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VDD VDD 0 DC {VCC} |
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Vp vp 0 DC 0 PULSE {VCC/2-0.1} {VCC/2+0.1} 30n 1n 1n 350n 700n |
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Vctrl ct 0 PULSE {VCC/2-0.2} {VCC/2+0.2} 270n 1n 1n 5n 350n |
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vm vm 0 DC {VCC/2} |
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X1 vbiasn vbiasp vdd bias |
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M1 n1 vp vss 0 N_1u L=1 W=10 |
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M2 n2 vm vss 0 N_1u L=1 W=10 |
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M3a vss vbiasn 0 0 N_1u L=2 W=20 |
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M31 n1 n1 vdd vdd P_1u L=1 W=20 |
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M41 n2 n2 vdd vdd P_1u L=1 W=20 |
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M3 vop n1 vdd vdd P_1u L=1 W=20 |
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M4 vom n2 vdd vdd P_1u L=1 W=20 |
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M5 vop vop vc 0 N_1u L=1 W=10 |
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M6 vop vom vc 0 N_1u L=1 W=10 |
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M7 vom vop vc 0 N_1u L=1 W=10 |
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M8 vom vom vc 0 N_1u L=1 W=10 |
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Mc vc vc 0 0 N_1u L=10 W=10 |
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M1P vopb vp vpp vdd P_1u L=1 W=20 |
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M2P vomb vm vpp vdd P_1u L=1 W=20 |
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M3p vpp vbiasp vdd vdd P_1u L=2 W=20 |
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M4n vopb vopb 0 0 N_1u L=1 W=10 |
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M5n n2 vopb 0 0 N_1u L=1 W=10 |
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M6n vomb vomb 0 0 N_1u L=1 W=10 |
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M7n n1 vomb 0 0 N_1u L=1 W=10 |
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M1D vdp vbiasp vdd vdd P_1u L=1 W=20 |
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M2D nd1 vom vdp vdd P_1u L=1 W=20 |
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M3D vdo vop vdp vdd P_1u L=1 W=20 |
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M4D nd1 nd1 0 0 N_1u L=1 W=10 |
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M5D vdo nd1 0 0 N_1u L=1 W=10 |
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MIN out vdo 0 0 N_1u L=1 W=10 |
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MIP out vdo vdd vdd P_1u L=1 W=20 |
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.subckt bias vbiasn vbiasp VDD |
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M1 Vbiasn Vbiasn 0 0 N_1u L=2 W=10 |
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M2 Vbiasp Vbiasn Vr 0 N_1u L=2 W=40 |
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M3 Vbiasn Vbiasp VDD VDD P_1u L=2 W=30 |
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M4 Vbiasp Vbiasp VDD VDD P_1u L=2 W=30 |
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Rbias Vr 0 6.5k |
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MSU1 Vsur Vbiasn 0 0 N_1u L=2 W=10 |
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MSU2 Vsur Vsur VDD VDD P_1u L=100 W=10 |
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MSU3 Vbiasp Vsur Vbiasn 0 N_1u L=1 W=10 |
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.ends |
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.include cmosedu_models.txt |
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.param d = 1 |
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.param let = 20 |
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.param tfall = 500p trise = 100p ; tau in exponent for pulse |
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aseegen2 ct mon [ %id(vdd vbiasp) %id(vdd vop) %id(vdd vom) %id(vdd vopb) %id(vdd vpp) %id(vdd vomb) %id(vdd vdp) %id(vdd nd1) |
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+ %i(vbiasn) %i(x1.vr) %i(x1.vsur) %i(n1) %i(vss) %i(n2) %i(vc) %i(vdo) %i(out) ] seemod2 |
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.model seemod2 seegen (tdelay = 25n tperiod=19n tfall='tfall' trise='trise' let='let' cdepth='d' perlim=TRUE ctrlthres= {VCC/2}) |
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.control |
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run |
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set xbrushwidth=2 |
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plot mon |
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plot out vp ct mon*5000+6 |
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.endc |
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.end |
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** CMOS comparator *** |
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* Figure 27.12 |
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* Baker: "CMOS: Circuit Design, Layout, and Simulation", Wiley, 2005 |
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.param VCC = 5 |
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.option scale=1u |
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.tran 9.5p 1600n |
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VDD VDD 0 DC {VCC} |
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Vp vp 0 DC 0 PULSE {VCC/2-0.1} {VCC/2+0.1} 30n 1n 1n 350n 700n |
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Vctrl ct 0 PULSE {VCC/2-0.2} {VCC/2+0.2} 270n 1n 1n 5n 350n |
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vm vm 0 DC {VCC/2} |
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X1 vbiasn vbiasp vdd bias |
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M1 n1 vp vss 0 N_1u L=1 W=10 |
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M2 n2 vm vss 0 N_1u L=1 W=10 |
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M3a vss vbiasn 0 0 N_1u L=2 W=20 |
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M31 n1 n1 vdd vdd P_1u L=1 W=20 |
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M41 n2 n2 vdd vdd P_1u L=1 W=20 |
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M3 vop n1 vdd vdd P_1u L=1 W=20 |
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M4 vom n2 vdd vdd P_1u L=1 W=20 |
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M5 vop vop vc 0 N_1u L=1 W=10 |
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M6 vop vom vc 0 N_1u L=1 W=10 |
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M7 vom vop vc 0 N_1u L=1 W=10 |
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M8 vom vom vc 0 N_1u L=1 W=10 |
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Mc vc vc 0 0 N_1u L=10 W=10 |
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M1P vopb vp vpp vdd P_1u L=1 W=20 |
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M2P vomb vm vpp vdd P_1u L=1 W=20 |
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M3p vpp vbiasp vdd vdd P_1u L=2 W=20 |
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M4n vopb vopb 0 0 N_1u L=1 W=10 |
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M5n n2 vopb 0 0 N_1u L=1 W=10 |
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M6n vomb vomb 0 0 N_1u L=1 W=10 |
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M7n n1 vomb 0 0 N_1u L=1 W=10 |
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M1D vdp vbiasp vdd vdd P_1u L=1 W=20 |
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M2D nd1 vom vdp vdd P_1u L=1 W=20 |
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M3D vdo vop vdp vdd P_1u L=1 W=20 |
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M4D nd1 nd1 0 0 N_1u L=1 W=10 |
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M5D vdo nd1 0 0 N_1u L=1 W=10 |
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MIN out vdo 0 0 N_1u L=1 W=10 |
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MIP out vdo vdd vdd P_1u L=1 W=20 |
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.subckt bias vbiasn vbiasp VDD |
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M1 Vbiasn Vbiasn 0 0 N_1u L=2 W=10 |
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M2 Vbiasp Vbiasn Vr 0 N_1u L=2 W=40 |
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M3 Vbiasn Vbiasp VDD VDD P_1u L=2 W=30 |
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M4 Vbiasp Vbiasp VDD VDD P_1u L=2 W=30 |
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Rbias Vr 0 6.5k |
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MSU1 Vsur Vbiasn 0 0 N_1u L=2 W=10 |
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MSU2 Vsur Vsur VDD VDD P_1u L=100 W=10 |
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MSU3 Vbiasp Vsur Vbiasn 0 N_1u L=1 W=10 |
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.ends |
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|
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.include cmosedu_models.txt |
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.param d = 1 |
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.param let = 20 |
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.param tfall = 500p trise = 100p ; tau in exponent for pulse |
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aseegen2 ct mon [ %id(vdd vbiasp) %id(vdd vop) %id(vdd vom) %id(vdd vopb) %id(vdd vpp) %id(vdd vomb) %id(vdd vdp) %id(vdd nd1) |
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+ %i(vbiasn) %i(x1.vr) %i(x1.vsur) %i(n1) %i(vss) %i(n2) %i(vc) %i(vdo) %i(out) ] seemod2 |
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.model seemod2 seegen (tdelay = 25n tperiod=19n tfall='tfall' trise='trise' let='let' cdepth='d' perlim=TRUE ctrlthres= {VCC/2}) |
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.control |
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run |
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rusage time |
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set xbrushwidth=2 |
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plot mon |
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plot out vp ct mon*5000+6 |
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.endc |
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.end |
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