* SPICE netlist
V1 Vdd 0 1.8
V2 B 0 PULSE(0 1.8 0 0.1n 0.1n 1n 4n)
V3 A 0 PULSE(0 1.8 0 0.1n 0.1n 1n 2n)
V4 D 0 PULSE(0 1.8 0 0.1n 0.1n 1n 16n)
V5 C 0 PULSE(0 1.8 0 0.1n 0.1n 1n 8n)
M5 Vout A 0 0 CMOSN l=180n w=4u
M6 Vout B 0 0 CMOSN l=180n w=4u
M7 Vout C 0 0 CMOSN l=180n w=4u
M8 Vout D 0 0 CMOSN l=180n w=4u
M10 Vdd 0 Vout Vdd CMOSP l=180n w=2u
C2 0 Vout 1f
+VERSION = 3.1 TNOM = 27 TOX = 4.1E-9
+XJ = 1E-7 NCH = 2.3549E17 VTH0 = 0.3662473
+K1 = 0.5864999 K2 = 1.127266E-3 K3 = 1E-3
+K3B = 0.0294061 W0 = 1E-7 NLX = 1.630684E-7
+DVT0W = 0 DVT1W = 0 DVT2W = 0
+DVT0 = 1.2064649 DVT1 = 0.4215486 DVT2 = 0.0197749
+U0 = 273.8094484 UA = -1.40499E-9 UB = 2.408323E-18
+UC = 6.504826E-11 VSAT = 1.355009E5 A0 = 2
+AGS = 0.4449958 B0 = 1.901075E-7 B1 = 4.99995E-6
+KETA = -0.0164863 A1 = 3.868769E-4 A2 = 0.4640272
+RDSW = 123.3376355 PRWG = 0.5 PRWB = -0.197728
+WR = 1 WINT = 0 LINT = 1.690044E-8
+XL = 0 XW = -1E-8 DWG = -4.728719E-9
+DWB = -2.452411E-9 VOFF = -0.0948017 NFACTOR = 2.1860065
+CIT = 0 CDSC = 2.4E-4 CDSCD = 0
+CDSCB = 0 ETA0 = 2.230928E-3 ETAB = 6.028975E-5
+DSUB = 0.0145467 PCLM = 1.3822069 PDIBLC1 = 0.1762787
+PDIBLC2 = 1.66653E-3 PDIBLCB = -0.1 DROUT = 0.7694691
+PSCBE1 = 8.91287E9 PSCBE2 = 7.349607E-9 PVAG = 1.685917E-3
+DELTA = 0.01 RSH = 6.7 MOBMOD = 1
+PRT = 0 UTE = -1.5 KT1 = -0.11
+KT1L = 0 KT2 = 0.022 UA1 = 4.31E-9
+UB1 = -7.61E-18 UC1 = -5.6E-11 AT = 3.3E4
+WL = 0 WLN = 1 WW = 0
+WWN = 1 WWL = 0 LL = 0
+LLN = 1 LW = 0 LWN = 1
+LWL = 0 CAPMOD = 2 XPART = 0.5
+CGDO = 8.23E-10 CGSO = 8.23E-10 CGBO = 1E-12
+CJ = 9.466429E-4 PB = 0.8 MJ = 0.3820266
+CJSW = 2.608154E-10 PBSW = 0.8 MJSW = 0.102322
+CJSWG = 3.3E-10 PBSWG = 0.8 MJSWG = 0.102322
+CF = 0 PVTH0 = -2.199373E-3 PRDSW = -0.9368961
+PK2 = 1.593254E-3 WKETA = -2.880976E-3 LKETA = 7.165078E-3
+PU0 = 6.777519 PUA = 5.505418E-12 PUB = 8.84133E-25
+PVSAT = 2.006286E3 PETA0 = 1.003159E-4 PKETA = -6.759277E-3
+NOIMOD=2.0E+00 NOIA=1.3182567385564E+19
+NOIB=144543.977074592 NOIC=-1.24515784572817E-12 EF=0.92 EM=41000000 )
+VERSION = 3.1 TNOM = 27 TOX = 4.1E-9
+XJ = 1E-7 NCH = 4.1589E17 VTH0 = -0.3906012
+K1 = 0.5341312 K2 = 0.0395326 K3 = 0
+K3B = 7.4916211 W0 = 1E-6 NLX = 1.194072E-7
+DVT0W = 0 DVT1W = 0 DVT2W = 0
+DVT0 = 0.5060555 DVT1 = 0.2423835 DVT2 = 0.1
+U0 = 115.6894042 UA = 1.573746E-9 UB = 1.874308E-21
+UC = -1E-10 VSAT = 1.130982E5 A0 = 1.9976555
+AGS = 0.4186945 B0 = 1.949178E-7 B1 = 6.422908E-7
+KETA = 0.0166345 A1 = 0.4749146 A2 = 0.300003
+RDSW = 198.321294 PRWG = 0.5 PRWB = -0.4986647
+WR = 1 WINT = 0 LINT = 2.94454E-8
+XL = 0 XW = -1E-8 DWG = -2.798724E-8
+DWB = -4.83797E-10 VOFF = -0.095236 NFACTOR = 2
+CIT = 0 CDSC = 2.4E-4 CDSCD = 0
+CDSCB = 0 ETA0 = 1.035504E-3 ETAB = -4.358398E-4
+DSUB = 1.816555E-3 PCLM = 1.3299898 PDIBLC1 = 1.766563E-3
+PDIBLC2 = 7.728395E-7 PDIBLCB = -1E-3 DROUT = 1.011891E-3
+PSCBE1 = 4.872184E10 PSCBE2 = 5E-10 PVAG = 0.0209921
+DELTA = 0.01 RSH = 7.7 MOBMOD = 1
+PRT = 0 UTE = -1.5 KT1 = -0.11
+KT1L = 0 KT2 = 0.022 UA1 = 4.31E-9
+UB1 = -7.61E-18 UC1 = -5.6E-11 AT = 3.3E4
+WL = 0 WLN = 1 WW = 0
+WWN = 1 WWL = 0 LL = 0
+LLN = 1 LW = 0 LWN = 1
+LWL = 0 CAPMOD = 2 XPART = 0.5
+CGDO = 6.35E-10 CGSO = 6.35E-10 CGBO = 1E-12
+CJ = 1.144521E-3 PB = 0.8468686 MJ = 0.4099522
+CJSW = 2.490749E-10 PBSW = 0.8769118 MJSW = 0.3478565
+CJSWG = 4.22E-10 PBSWG = 0.8769118 MJSWG = 0.3478565
+CF = 0 PVTH0 = 2.302018E-3 PRDSW = 9.0575312
+PK2 = 1.821914E-3 WKETA = 0.0222457 LKETA = -1.495872E-3
+PU0 = -1.5580645 PUA = -6.36889E-11 PUB = 1E-21
+PVSAT = 49.8420442 PETA0 = 2.827793E-5 PKETA = -2.536564E-3
+ NOIMOD=2.0E+00 NOIA=3.57456993317604E+18 NOIB=2500
+ NOIC=2.61260020285845E-11 EF=1.1388 EM=41000000 )
.tran 0 50n 0 0.001n
.measure TRAN power AVG I(V1)
.measure TRAN delay TRIG V(A) VAL=0.9 FALL=1 TARG V(Vout) VAL=0.9 RISE=1
.measure TRAN Iavg AVG I(V1)
.measure TRAN Vmax MAX V(Vout)
.measure TRAN Vmin MIN V(Vout)
.measure TRAN delay_B TRIG V(B) VAL=0.9 FALL=1 TARG V(Vout) VAL=0.9 RISE=1
.measure TRAN delay_C TRIG V(C) VAL=0.9 FALL=1 TARG V(Vout) VAL=0.9 RISE=1
.measure TRAN delay_D TRIG V(D) VAL=0.9 FALL=1 TARG V(Vout) VAL=0.9 RISE=1

* LTspice schematic (.asc)
Version 4.1
SHEET 1 800 640
WIRE 80 64 32 64
WIRE 32 80 32 64
WIRE 128 112 128 80
WIRE 240 112 128 112
WIRE 288 112 288 80
WIRE 288 112 240 112
WIRE 64 144 -80 144
WIRE 128 144 128 112
WIRE 128 144 64 144
WIRE 208 144 128 144
WIRE 352 144 208 144
WIRE -80 176 -80 144
WIRE 64 176 64 144
WIRE 208 176 208 144
WIRE 352 176 352 144
WIRE -32 224 -80 224
WIRE 112 224 64 224
WIRE 240 224 208 224
WIRE 400 224 352 224
WIRE 208 256 208 224
WIRE -80 288 -80 272
WIRE -32 288 -32 224
WIRE -32 288 -80 288
WIRE 64 288 64 272
WIRE 64 288 -32 288
WIRE 112 288 112 224
WIRE 112 288 64 288
WIRE 128 288 112 288
WIRE 208 288 208 272
WIRE 208 288 128 288
WIRE 240 288 240 224
WIRE 240 288 208 288
WIRE 352 288 352 272
WIRE 352 288 240 288
WIRE 400 288 400 224
WIRE 400 288 352 288
WIRE 128 320 128 288
FLAG -256 -48 0
FLAG -256 -128 A
FLAG -256 -304 Vdd
FLAG -288 160 0
FLAG -400 80 C
FLAG -288 80 D
FLAG 128 320 0
FLAG 128 -16 Vdd
FLAG 32 80 0
FLAG -128 256 A
FLAG 16 256 B
FLAG 160 256 C
FLAG 304 256 D
FLAG 288 16 0
FLAG 128 32 Vdd
FLAG -400 160 0
FLAG -400 -128 B
FLAG -400 -48 0
FLAG -256 -224 0
FLAG 240 112 Vout
SYMBOL voltage -256 -320 R0
SYMATTR InstName V1
SYMATTR Value 1.8
SYMBOL voltage -400 -144 R0
SYMATTR Value PULSE(0 1.8 0 0.1n 0.1n 1n 4n)
SYMATTR InstName V2
SYMBOL voltage -256 -144 R0
SYMATTR Value PULSE(0 1.8 0 0.1n 0.1n 1n 2n)
SYMATTR InstName V3
SYMBOL voltage -288 64 R0
SYMATTR Value PULSE(0 1.8 0 0.1n 0.1n 1n 16n)
SYMATTR InstName V4
SYMBOL voltage -400 64 R0
SYMATTR Value PULSE(0 1.8 0 0.1n 0.1n 1n 8n)
SYMATTR InstName V5
SYMBOL nmos4 -128 176 R0
SYMATTR InstName M5
SYMATTR Value CMOSN
SYMATTR Value2 l=180n w=4u
SYMBOL nmos4 16 176 R0
SYMATTR InstName M6
SYMATTR Value CMOSN
SYMATTR Value2 l=180n w=4u
SYMBOL nmos4 160 176 R0
SYMATTR InstName M7
SYMATTR Value CMOSN
SYMATTR Value2 l=180n w=4u
SYMBOL nmos4 304 176 R0
SYMATTR InstName M8
SYMATTR Value CMOSN
SYMATTR Value2 l=180n w=4u
SYMBOL pmos4 80 -16 R0
SYMATTR InstName M10
SYMATTR Value CMOSP
SYMATTR Value2 l=180n w=2u
SYMBOL cap 272 16 R0
SYMATTR InstName C2
SYMATTR Value 1f