* SPICE netlist
M1 N001 N004 QB N001 PMOS l=20n w=320n
M2 N002 N003 Q N002 PMOS l=20n w=320n
M3 QB N004 0 0 NMOS l=20n w=960n
M4 Q N003 N005 N005 NMOS l=20n w=960n
M5 BLB WL QB 0 NMOS l=20n w=128n
M6 Q WL BL 0 NMOS l=20n w=128n
V1 N001 0 850m
V2 BL 0 850m
V3 BLB 0 850m
V4 WL 0 850m
M7 N001 WL N002 N001 PMOS
M8 N005 N006 0 0 NMOS
V5 N006 0 850m
V7 Q N004 425m
V6 N003 QB 425m
+ bulkmod = 1
+lmin = 1e-008 lmax = 3e-008
+version = 105.03 bulkmod = 1 igcmod = 1 igbmod = 1
+gidlmod = 0 iimod = 0 geomod = 1 rdsmod = 1
+rgatemod= 0 rgeomod = 1 shmod = 0 nqsmod = 0
+coremod = 0 cgeomod = 2 capmod = 0 tnom = 300.15
+eot = 8e-010 eotbox = 1.4e-007 tfin = 1.2e-008 toxp = 1.35e-009
+nbody = 1e+023 phig = 4.4061 epsrox = 3.9 epsrsub = 11.9
+easub = 4.05 ni0sub = 1.1e+016 bg0sub = 1.12 nc0sub = 2.86e+025
+nsd = 3e+026 ngate = 0 nfin = 1 d = 4e-008
+nseg = 5 l = 2e-008
+xl = 0 lint = 1e-009 ll = 0 lln = 1
+llc = 0 dlc = 0 dlbin = 0 hfin = 2.6e-008
+fech = 1 deltaw = 0 deltawcv= 0 fechcv = 1
+hepi = 9.5e-009
+tsili = 9e-009 rhoc = 1.5e-12 cratio = 0.5 deltaprsd= 0
+sdterm = 0 ldg = 3e-009 epsrsp = 3.9 tgate = 9e-009
+tmask = 0 asiliend= 0 arsdend = 0 prsdend = 0
+nsde = 3e+025 rgeoa = 1 rgeob = 0 rgeoc = 0
+rgeod = 0 rgeoe = 0 cgeoa = 1 cgeob = 0
+cgeoc = 0 cgeod = 0 cgeoe = 1
; dc *
+cit = 1.3e-005
+cdsc = 0.018 cdscd = 0.007 dvt0 = 0.01 dvt1 = 0.69
+phin = 0.05 eta0 = 0.5261 dsub = 0.9 k1rsce = 0
+lpe0 = 5e-009 dvtshift= 0 qmfactor= 0 qmtceniv= 0
+qmtcencv= 0 etaqm = 0.54 qm0 = 0.001143 pqm = 0.66
+qm0acc = 0.001 pqmacc = 0.66 delvfbacc= 0 u0 = 0.0448
+etamob = 2 up = 0 lpa = 1 ua = 0.3
+aua = 0 bua = 1e-007 eu = 1.8 ud = 0
+aud = 0 bud = 5e-008 ucs = 0 rdswmin = 0
+rdsw = 100 ardsw = 0 brdsw = 1e-007 prwg = 0
+wr = 1 rswmin = 0 rsw = 0 arsw = 0
+brsw = 1e-007 rdwmin = 0 rdw = 0 ardw = 0
+brdw = 1e-007 rgfin = 0.001 rgext = 0 rshs = 0
+vsat = 90000
+deltavsat= 1 ksativ = 0.8 avsat = 0 avsat1 = 0
+bvsat = 1e-007 bvsat1 = 1e-007 mexp = 3 amexp = 0
+bmexp = 1 ptwg = 0 aptwg = 0 bptwg = 1e-007
+pclm = 0.2 pclmcv = 0.013 apclm = 0 bpclm = 1e-007
+pclmg = 0 pclmgcv = 0 vasat = 0.6 vasatcv = 0.2
+pdibl1 = 1.3 pdibl2 = 0.0002 drout = 1.06 pvag = 1
+fpitch = 4.2e-008
+rth0 = 0.01 cth0 = 1e-005 wth0 = 0
+aigbinv = 0.0111
+bigbinv = 0.03 cigbinv = 0.006 eigbinv = 1.1 nigbinv = 1.2
+aigbacc = 0.0149 bigbacc = 0.000949 cigbacc = 0.075 nigbacc = 3
+aigc = 0.0136
+bigc = 0.00171 cigc = 0.075 nigc = 1
+dlcigs = 0 dlcigd = 0 aigs = 0.0136 aigd = 0.0136
+bigs = 0.00171 bigd = 0.00171 cigs = 0.075 cigd = 0.075
+poxedge = 1 agidl = 5.729e-012
+agisl = 5.729e-012 bgidl = 3e+008 bgisl = 3e+008 egidl = 0.1
+egisl = 0.1 alpha0 = 0
+alpha1 = 0 alphaii = 0 betaii0 = 0 betaii1 = 0
+betaii2 = 0.1 esatii = 10000000 lii = 5e-010 sii0 = 0.5
+sii1 = 0.1 sii2 = 0 siid = 0 beta0 = 30
+lintigen= 0
+ntgen = 1 aigen = 0 bigen = 0
+xrcrg1 = 12
+xrcrg2 = 1
+jss = 0.0001 jsd = 0.0001 jsws = 0 jswgs = 0
+njs = 1 njd = 1 ijthsfwd= 0.1 ijthdfwd= 0.1
+ijthsrev= 0.1 ijthdrev= 0.1 bvs = 10 bvd = 10
+xjbvs = 1 xjbvd = 1 cjs = 0.0005
+cjd = 0.0005 cjsws = 5e-010 cjswgs = 0 pbs = 1
+pbd = 1 pbsws = 1 mjs = 0.5 mjd = 0.5
+mjsws2 = 0.33 mjswd2 = 0.33 mjsws = 0.33 sjs = 0
+sjsws = 0 sjswgs = 0 mjs2 = 0.125 mjd2 = 0.125
+cgsp = 0 cgdp = 0 cdsp = 0 cfs = 2.56e-011
+cfd = 2.65e-011 covs = 2.5e-011 covd = 2.5e-011 cgsl = 0
+ckappas = 0.6 cgbo = 0 cgbl = 0
+tbgasub = 0.000702
+tbgbsub = 1108 kt1 = 0
+kt1l = 0 ute = 0
+utl = -0.0015 ua1 = 0.001032 ud1 = 0 ucste = -0.00478
+at = -0.00156
+ptwgt = 0.004 tmexp = 0 prt = 0.001
+iit = -0.5
+tii = 0 tgidl = -0.0003
+igt = 2.5
+tcj = 0 tcjsw = 0 tcjswg = 0 tpb = 0
+tpbsw = 0 tpbswg = 0 xtis = 3 xtid = 3
+xtss = 0.02 xtssws = 0.02 xtsswgs = 0.02 tnjts = 0
+tnjtssw = 0 tnjtsswg= 0
; noise *
+ef = 1
+lintnoi = 0 em = 41000000 noia = 6.25e+039 noib = 3.125e+024
+noic = 87500000 ntnoi = 1
+ bulkmod = 1
+lmin = 1e-008 lmax = 3e-008
+version = 105.03 bulkmod = 1 igcmod = 1 igbmod = 1
+gidlmod = 0 iimod = 0 geomod = 1 rdsmod = 1
+rgatemod= 0 rgeomod = 1 shmod = 0 nqsmod = 0
+coremod = 0 cgeomod = 2 capmod = 0 tnom = 300.15
+eot = 8e-010 eotbox = 1.4e-007 tfin = 1.2e-008 toxp = 1.35e-009
+nbody = 1e+023 phig = 4.7642 epsrox = 3.9 epsrsub = 11.9
+easub = 4.05 ni0sub = 1.1e+016 bg0sub = 1.12 nc0sub = 2.86e+025
+nsd = 3e+026 ngate = 0 nfin = 1 d = 4e-008
+nseg = 5 l = 2e-008
+xl = 0 lint = 1e-009 ll = 0 lln = 1
+llc = 0 dlc = 0 dlbin = 0 hfin = 2.6e-008
+fech = 1 deltaw = 0 deltawcv= 0 fechcv = 1
+hepi = 9.5e-009
+tsili = 9e-009 rhoc = 2e-012 cratio = 0.5 deltaprsd= 0
+sdterm = 0 ldg = 3e-009 epsrsp = 3.9 tgate = 9e-009
+tmask = 0 asiliend= 0 arsdend = 0 prsdend = 0
+nsde = 3e+025 rgeoa = 1 rgeob = 0 rgeoc = 0
+rgeod = 0 rgeoe = 0 cgeoa = 1 cgeob = 0
+cgeoc = 0 cgeod = 0 cgeoe = 1
; dc *
+cit = 1.3e-005
+cdsc = 0.018 cdscd = 0.007 dvt0 = 0.01 dvt1 = 0.69
+phin = 0.05 eta0 = 0.778 dsub = 0.9 k1rsce = 0
+lpe0 = 5e-009 dvtshift= 0 qmfactor= 0 qmtceniv= 0
+qmtcencv= 0 etaqm = 0.54 qm0 = 0.001143 pqm = 0.66
+qm0acc = 0.001 pqmacc = 0.66 delvfbacc= 0 u0 = 0.03
+etamob = 2 up = 0 lpa = 1 ua = 0.3
+aua = 0 bua = 1e-007 eu = 1.8 ud = 0
+aud = 0 bud = 5e-008 ucs = 0 rdswmin = 0
+rdsw = 100 ardsw = 0 brdsw = 1e-007 prwg = 0
+wr = 1 rswmin = 0 rsw = 0 arsw = 0
+brsw = 1e-007 rdwmin = 0 rdw = 0 ardw = 0
+brdw = 1e-007 rgfin = 0.001 rgext = 0 rshs = 0
+vsat = 88000
+deltavsat= 1 ksativ = 0.8 avsat = 0 avsat1 = 0
+bvsat = 1e-007 bvsat1 = 1e-007 mexp = 3 amexp = 0
+bmexp = 1 ptwg = 0 aptwg = 0 bptwg = 1e-007
+pclm = 0.2 pclmcv = 0.013 apclm = 0 bpclm = 1e-007
+pclmg = 0 pclmgcv = 0 vasat = 0.6 vasatcv = 0.2
+pdibl1 = 1.3 pdibl2 = 0.0002 drout = 1.06 pvag = 1
+fpitch = 4.2e-008
+rth0 = 0.01 cth0 = 1e-005 wth0 = 0
+aigbinv = 0.0111
+bigbinv = 0.03 cigbinv = 0.006 eigbinv = 1.1 nigbinv = 1.2
+aigbacc = 0.0149 bigbacc = 0.000949 cigbacc = 0.075 nigbacc = 3
+aigc = 0.0136
+bigc = 0.00171 cigc = 0.075 nigc = 1
+dlcigs = 0 dlcigd = 0 aigs = 0.0136 aigd = 0.0136
+bigs = 0.00171 bigd = 0.00171 cigs = 0.075 cigd = 0.075
+poxedge = 1 agidl = 5.729e-012
+agisl = 5.729e-012 bgidl = 3e+008 bgisl = 3e+008 egidl = 0.1
+egisl = 0.1 alpha0 = 0
+alpha1 = 0 alphaii = 0 betaii0 = 0 betaii1 = 0
+betaii2 = 0.1 esatii = 10000000 lii = 5e-010 sii0 = 0.5
+sii1 = 0.1 sii2 = 0 siid = 0 beta0 = 30
+lintigen= 0
+ntgen = 1 aigen = 0 bigen = 0
+xrcrg1 = 12
+xrcrg2 = 1
+jss = 0.0001 jsd = 0.0001 jsws = 0 jswgs = 0
+njs = 1 njd = 1 ijthsfwd= 0.1 ijthdfwd= 0.1
+ijthsrev= 0.1 ijthdrev= 0.1 bvs = 10 bvd = 10
+xjbvs = 1 xjbvd = 1 cjs = 0.0005
+cjd = 0.0005 cjsws = 5e-010 cjswgs = 0 pbs = 1
+pbd = 1 pbsws = 1 mjs = 0.5 mjd = 0.5
+mjsws2 = 0.33 mjswd2 = 0.33 mjsws = 0.33 sjs = 0
+sjsws = 0 sjswgs = 0 mjs2 = 0.125 mjd2 = 0.125
+cgsp = 0 cgdp = 0 cdsp = 0 cfs = 2.56e-011
+cfd = 2.65e-011 covs = 2.5e-011 covd = 2.5e-011 cgsl = 0
+ckappas = 0.6 cgbo = 0 cgbl = 0
+tbgasub = 0.000702
+tbgbsub = 1108 kt1 = 0
+kt1l = 0 ute = 0
+utl = -0.0015 ua1 = 0.001032 ud1 = 0 ucste = -0.00478
+at = -0.00156
+ptwgt = 0.004 tmexp = 0 prt = 0.001
+iit = -0.5
+tii = 0 tgidl = -0.0003
+igt = 2.5
+tcj = 0 tcjsw = 0 tcjswg = 0 tpb = 0
+tpbsw = 0 tpbswg = 0 xtis = 3 xtid = 3
+xtss = 0.02 xtssws = 0.02 xtsswgs = 0.02 tnjts = 0
+tnjtssw = 0 tnjtsswg= 0
; noise *
+ef = 1
+lintnoi = 0 em = 41000000 noia = 6.25e+039 noib = 3.125e+024
+noic = 87500000 ntnoi = 1
.dc V6 0 0.85 10m V7 0 0.85 10m
.IC V(Q) = 850m
.IC V(QB) = 0

* LTspice schematic (.asc)
Version 4
SHEET 1 1136 1040
WIRE 40 -520 -168 -520
WIRE 184 -520 40 -520
WIRE 40 -504 40 -520
WIRE -168 -472 -168 -520
WIRE -120 -472 -168 -472
WIRE -120 -424 -120 -472
WIRE -120 -424 -168 -424
WIRE 40 -408 40 -424
WIRE -216 -392 -344 -392
WIRE -568 -264 -568 -328
WIRE 488 -264 488 -344
WIRE -168 -200 -168 -376
WIRE -168 -200 -232 -200
WIRE 184 -200 184 -520
WIRE 248 -200 184 -200
WIRE -168 -184 -168 -200
WIRE 184 -184 184 -200
WIRE -568 -152 -568 -184
WIRE 488 -152 488 -184
WIRE -232 -136 -232 -200
WIRE -168 -136 -232 -136
WIRE 248 -136 248 -200
WIRE 248 -136 184 -136
WIRE -88 -104 -120 -104
WIRE 136 -104 104 -104
WIRE -440 -88 -440 -136
WIRE 104 -88 104 -104
WIRE 104 -88 8 -88
WIRE -456 -40 -536 -40
WIRE -264 -40 -360 -40
WIRE -168 -40 -168 -88
WIRE -168 -40 -264 -40
WIRE -136 -40 -168 -40
WIRE 8 -40 8 -88
WIRE 8 -40 -56 -40
WIRE 392 -40 392 -136
WIRE 56 8 8 8
WIRE 184 8 184 -88
WIRE 184 8 136 8
WIRE 296 8 184 8
WIRE 376 8 296 8
WIRE 568 8 472 8
WIRE -408 40 -408 -40
WIRE -168 56 -168 -40
WIRE -88 56 -88 -104
WIRE 8 56 8 8
WIRE 8 56 -88 56
WIRE 184 56 184 8
WIRE 424 88 424 8
WIRE -168 104 -248 104
WIRE 264 104 184 104
WIRE -88 136 -88 56
WIRE -88 136 -120 136
WIRE 104 136 104 -88
WIRE 136 136 104 136
WIRE -536 168 -536 104
WIRE -248 168 -248 104
WIRE -168 168 -168 152
WIRE -168 168 -248 168
WIRE 184 168 184 152
WIRE 264 168 264 104
WIRE 264 168 184 168
WIRE 184 232 184 168
WIRE -536 280 -536 248
WIRE -168 344 -168 168
WIRE -72 392 -168 392
WIRE -360 424 -536 424
WIRE -216 424 -280 424
WIRE -536 456 -536 424
WIRE -168 456 -168 440
WIRE -72 456 -72 392
WIRE -72 456 -168 456
WIRE -168 520 -168 456
FLAG -408 40 0
FLAG 424 88 0
FLAG 40 -408 0
FLAG -568 -152 0
FLAG -536 280 0
FLAG 488 -152 0
FLAG -264 -40 Q
FLAG 296 8 QB
FLAG 392 -136 WL
FLAG -440 -136 WL
FLAG 568 8 BLB
FLAG -536 -40 BL
FLAG -536 104 WL
FLAG -568 -328 BL
FLAG 488 -344 BLB
FLAG -344 -392 WL
FLAG 184 232 0
FLAG -168 520 0
FLAG -536 456 0
SYMBOL pmos4 136 -184 R0
SYMATTR InstName M1
SYMATTR Value2 l=20n w=320n
SYMBOL pmos4 -120 -184 M0
SYMATTR InstName M2
SYMATTR Value2 l=20n w=320n
SYMBOL nmos4 136 56 R0
SYMATTR InstName M3
SYMATTR Value2 l=20n w=960n
SYMBOL nmos4 -120 56 M0
SYMATTR InstName M4
SYMATTR Value2 l=20n w=960n
SYMBOL nmos4 472 -40 R90
SYMATTR InstName M5
SYMATTR Value2 l=20n w=128n
SYMBOL nmos4 -360 -88 R90
SYMATTR InstName M6
SYMATTR Value2 l=20n w=128n
SYMBOL voltage 40 -520 R0
SYMATTR InstName V1
SYMATTR Value 850m
SYMBOL voltage -568 -280 R0
SYMATTR Value 850m
SYMATTR InstName V2
SYMBOL voltage 488 -280 R0
SYMATTR InstName V3
SYMATTR Value 850m
SYMBOL voltage -536 152 R0
SYMATTR Value 850m
SYMATTR InstName V4
SYMBOL pmos4 -216 -472 R0
SYMATTR InstName M7
SYMBOL nmos4 -216 344 R0
SYMATTR InstName M8
SYMBOL voltage -264 424 R90
SYMATTR InstName V5
SYMATTR Value 850m
SYMBOL voltage -152 -40 R270
SYMATTR InstName V7
SYMATTR Value 425m
SYMBOL voltage 40 8 R270
SYMATTR InstName V6
SYMATTR Value 425m