cram.sp SPICE FILE .model nenh nmos + level = 2 + vto = 0.779 kp = 3.52e-05 gamma = 1.04 + phi = 0.6 + + cgso = 5.2e-10 cgdo = 5.2e-10 + rsh = 25 cj = 0.00042 + mj = 0.5 cjsw = 9e-10 mjsw = 0.33 + tox = 5e-08 nsub = 1e+16 + nss = 0 nfs = 1.306e+11 tpg = 1 + xj = 3.85e-08 ld = 1e-07 uo = 400 + ucrit = 999000 uexp = 0.001001 + vmax = 32585.3 neff = 0.01001 + + delta = 1.33 .model penh pmos + level = 2 + vto = -0.988 kp = 1.206e-05 gamma = 0.619 + phi = 0.6 + + cgso = 4e-10 cgdo = 4e-10 + rsh = 95 cj = 0.00032 + mj = 0.5 cjsw = 5.5e-10 mjsw = 0.33 + tox = 5e-08 nsub = 8.158e+14 + nss = 0 nfs = 5.55e+09 tpg = -1 + xj = 1.46e-07 ld = 2.52e-07 uo = 150 + ucrit = 54941 uexp = 0.17 + vmax = 100000 neff = 0.01001 + + delta = 1.129 .subckt cram#top 1 2 3 4 5 + 6 7 8 9 10 11 md6 1 11 3 1 penh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 m1 12 8 3 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m2 13 8 4 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m3 13 12 2 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m4 2 13 12 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m5 13 12 1 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m6 1 13 12 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m7 14 7 3 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m8 15 7 4 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m9 2 14 15 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m10 14 15 2 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 md11 4 10 6 1 penh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 md12 4 9 6 2 nenh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 md13 5 10 3 1 penh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 md14 5 9 3 2 nenh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 md1 15 14 1 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 md2 1 15 14 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 md3 1 11 4 1 penh l=3e-06 w=1.4e-05 + as=5.6e-11 ad=5.6e-11 ps=3.6e-05 pd=3.6e-05 cbitoutbar 3 2 5.04e-14 cbitout 4 2 4.62e-14 cbitbar 5 2 6.3e-15 cbit 6 2 1.26e-14 cselect1 7 2 5.4e-15 cselect0 8 2 5.4e-15 cwrite 9 2 1.08e-14 cwritebar 10 2 1.08e-14 cprecharg 11 2 7.2e-15 cI0 12 2 1.08e-14 cI1 13 2 1.17e-14 cI2 14 2 1.08e-14 cI3 15 2 1.17e-14 .ends cram#top .subckt cram#mid 1 2 3 4 5 + 6 m11 1 8 7 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m12 8 7 1 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m13 7 8 2 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m14 2 7 8 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m15 8 4 5 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m16 7 4 6 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m17 1 10 9 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m18 10 9 1 1 penh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m19 2 10 9 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m20 10 9 2 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m21 10 3 5 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 m22 9 3 6 2 nenh l=3e-06 w=7e-06 + as=2.8e-11 ad=2.8e-11 ps=2.2e-05 pd=2.2e-05 cselect0 3 2 5.4e-15 cselect1 4 2 5.4e-15 cbit 5 2 2.73e-14 cbitbar 6 2 2.73e-14 cI0 7 2 1.08e-14 cI1 8 2 1.17e-14 cI2 9 2 1.08e-14 cI3 10 2 1.17e-14 .ends cram#mid xI40 1 0 3 4 5 + 6 7 8 9 10 11 cram#top xI30 1 0 16 17 18 + 19 7 8 9 10 11 cram#top xI20 1 0 24 25 4 + 3 + cram#mid xI10 1 0 24 25 17 + 16 + cram#mid Vprecharg 11 0 pwl (0 5 4e-07 5 4.01e-07 0 4.25e-07 0 + 4.26e-07 5 5e-07 5 5.01e-07 0 5.25e-07 0 + 5.26e-07 5 6e-07 5 6.01e-07 0 6.25e-07 0 + 6.26e-07 5 7e-07 5 7.01e-07 0 7.25e-07 0 + 7.26e-07 5 8e-07 5 ) Vwrite 9 0 pwl (0 5 4e-07 5 4.01e-07 0 8e-07 0 + 8.01e-07 5 ) Vwritebar 10 0 pwl (0 0 4e-07 0 4.01e-07 5 8e-07 5 + 8.01e-07 0 ) Vd 19 0 pwl (0 0 1e-07 0 1.01e-07 5 2e-07 5 + 2.01e-07 0 3e-07 0 3.01e-07 5 4e-07 5 + 4.01e-07 0 5e-07 0 5.01e-07 5 6e-07 5 + 6.01e-07 0 7e-07 0 7.01e-07 5 8e-07 5 + 8.01e-07 0 ) Vd1 6 0 pwl (0 0 2e-07 0 2.01e-07 5 4e-07 5 + 4.01e-07 0 6e-07 0 6.01e-07 5 8e-07 5 + 8.01e-07 0 ) Vdbar 18 0 pwl (0 5 1e-07 5 1.01e-07 0 2e-07 0 + 2.01e-07 5 3e-07 5 3.01e-07 0 4e-07 0 + 4.01e-07 5 5e-07 5 5.01e-07 0 6e-07 0 + 6.01e-07 5 7e-07 5 7.01e-07 0 8e-07 0 + 8.01e-07 5 ) Vdbar1 5 0 pwl (0 5 2e-07 5 2.01e-07 0 4e-07 0 + 4.01e-07 5 6e-07 5 6.01e-07 0 8e-07 0 + 8.01e-07 5 ) Vselect1 8 0 pwl (0 0 2.5e-08 0 2.6e-08 5 7.5e-08 5 + 7.6e-08 0 4.25e-07 0 4.26e-07 5 4.75e-07 5 + 4.76e-07 0 8e-07 0 ) Vselect2 7 0 pwl (0 0 1.25e-07 0 1.26e-07 5 1.75e-07 5 + 1.76e-07 0 5.25e-07 0 5.26e-07 5 5.75e-07 5 + 5.76e-07 0 8e-07 0 ) Vselect3 24 0 pwl (0 0 2.25e-07 0 2.26e-07 5 2.75e-07 5 + 2.76e-07 0 6.25e-07 0 6.26e-07 5 6.75e-07 5 + 6.76e-07 0 8e-07 0 ) Vselect4 25 0 pwl (0 0 3.25e-07 0 3.26e-07 5 3.75e-07 5 + 3.76e-07 0 7.25e-07 0 7.26e-07 5 7.75e-07 5 + 7.76e-07 0 8e-07 0 ) VVDD 1 0 5 .print TRAN v(19) v(6) v(11) v(9) v(8) v(7) +v(17) v(4) .options limpts=50000 itl5=50000 .TRAN 1e-09 8e-07 .end