Operational Amplifier #1
|
Component table with nominal values |
|
|
MOSFETs:8 |
M1-M8 |
|
Capacitor:1 |
CL=1.27pF |
|
Resistors:2 |
R1=110KW, RL=8.75KW |
Operational Amplifier #1 frequency
response with nominal component values.
|
Component variation table |
Nominal value |
Variation at 1s |
|
R1 |
110KW |
6.6KW |
|
RL |
8.75KW |
525 W |
|
C1 |
1.27pF |
0.1524pF |
Operational
Amplifier #1 frequency response with component variation.
|
Hard fault table |
Faults |
No. of faults |
|
M1-M8 |
Stuck-open/stuck-short |
2x8=16 |
|
R1,RL |
Stuck-open/stuck-short |
2x2=4 |
|
CL |
Stuck-open/stuck-short |
1x2=2 |
|
Total no. of faults |
Total no. of faults |
22 |
|
Soft fault table |
Nominal value |
-6s |
+6s |
|
R1 |
110KW |
70.4KW |
149.6KW |
|
RL |
8.75KW |
5.6KW |
11.9KW |
|
C1 |
1.27pF |
0.3256pF |
2.184Pf |
*Operational amplifier Hspice Netlist
.subckt OpAmp 9 11 12 13 14
R1 1 14 110k
M1 1 1 99 99 PMOS L=4U W=150U
R2 99 13 1
R3 1 13 100meg
M2 3 1 98 98
PMOS L=4U W=35U
R4 98 13 1
R5 3 13 100meg
M3 9 1 97 97 PMOS
L=4U W=100U
R6 9 13 1
R7 9 13 100meg
M4 4 12 96 96
PMOS L=4U W=60U
R8 3 96 1
R9 4 96 100meg
M5 5 11 95 95
PMOS L=4U W=60U
R10 95 3 1
R11 5 95 100meg
cl 5 16 1.27pf
R12 5 16 100meg
R13 16 6 1
rl 6 9 8.75k
M6 4 4 94 94 NMOS L=4U W=27.5U
R14 94 14 1
R15 4 94 100meg
M7 5 4 93 93
NMOS L=4U W=27.5U
R16 93 14 1
R17 5 93 100meg
M8 9 5 92 92
NMOS L=4U W=100U
R18 92 14 1
R19 9 92 100meg
.MODEL NMOS NMOS
LEVEL=3
+VTO=.79 GAMMA=.38 PHI=.53 RD=63
IS=1E-16 PB=.8 CGSO=1.973E-10
+CGDO=1.973E-10 RSH=45 CJ=0.00029
MJ=.486 CJSW=3.3E-10 MJSW=.33 JS=0.0001
+TOX=2.5E-08 NSUB=8.7E+15 NFS=8.2E+11
TPG=1 XJ=1E-07 LD=7E-08 UO=577
+VMAX=150000 FC=.5 DELTA=.3551
THETA=0.046 ETA=.16 KAPPA=0.05
.MODEL PMOS PMOS
LEVEL=3
+VTO=-8.40000000E-01 GAMMA=.53 PHI=.58
RD=94 RS=94 IS=1E-16 PB=.8
+CGSO=3.284E-10 CGDO=3.284E-10 RSH=100
CJ=0.00041 MJ=.54 CJSW=3.4E-10 MJSW=.3
+JS=0.0001 TOX=2.5E-08 NSUB=1.75E+16
NFS=8.4E+11 TPG=1 XJ=0 LD=6E-08 UO=205
+VMAX=500000 FC=.5 DELTA=.4598
THETA=.14 ETA=.17 KAPPA=10
.ends OpAmp
Xop1 16 17 18 2 10 OpAmp
VDD 2 0 5
VSS 10 0 -5
Vin 17 0 AC 1 DC 0 sin(0 1 1Meg)
R1 18 0 0
Co 16 0 2e-12
.ac dec 20 10
1e+9
.plot ac vdb(16),vp(16)
.options list node post
.end