1 analog circuits designed. 2 1.a resistive load cmos amplifiera resistive load cmos amplifier 2.a...
TRANSCRIPT
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1. A Resistive Load CMOS Amplifier2. A CMOS Amplifier with an Active Load3. An Amplifier with D and G Connected4. An Amplifier with a Current Mirror Whose Load
is Resistive5. An Amplifier with a Current Mirror Whose Load
Is Active6. A Differential Amplifier with Resistive Loads 7. A Differential Amplifier with Active Loads and a
Constant Current Source 8. A Two-Stage Differential Amplifier 9. A Cascode Amplifier with a Resistive Load10. A Cascode Amplifier with Active Loads
3
11. A Cascode Amplifier with a Current Mirror
12. A Cascode Differential Amplifier with Current Mirror and Constant Current Source
13. A Two-Stage Cascode Differential Amplifier
14. Another Cascode Differential Amplifier
15. An Inverting Amplifier
16. A Non-Inverting Amplifier
17. An Inverting Integrator
18. A Differentiator
19. An Op-Amp as a Zero-level Detector
20. A Nonzero-Level Detector
4
21. A Comparator with Hysteresis22. A One Shot Circuit23. A Relaxation Square Wave Generator24. Ring Square Wave Generator25. Ring Square Wave Generator Using Capacitor26.
A Square Wave Generator Based upon a Schmitt Trigger
27. A VCO Square Wave Generator Circuit Based upon Schmidt Trigger
28. Another VCO Schmidt Trigger Square Wave GeneratorUsing a Simple Inverter29.
Another VCO Schmidt Trigger Square Wave Generator Using a Simple Inverter with a Resistive Load
30. A Wien-Bridge Sinusoidal Oscillator
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31. A Colpitts LC Tuned Oscillator 32. A Low Pass Filter33. Another Low Pass Filter34. Still Another Low Pass Filter35. A High Pass Filter36. Another High Pass Filter37. A High Pass Filter38. Another Low Pass Filter39. Still Another Band-pass Filter40. A Sallen and Key Low Pass Filter 41. A Sallen and Key High Pass Filter42. A Mixer
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VSG2=0.9V
VGS1=0.65V
G
G
S
D
Vout
S
D
VDD=3.3v
I
Q2
Q1
R1=0 (pseudo)5u/0.35u
5u/0.35u
11
1
3
2
4
A CMOS Amplifier with an Active Load
11
VDD=1.5V
V2
MQ1=10u/2u MQ2=10u/2u
V5=-0.95v
VSS=-1.5V
VDD=1.5V
Vin+2
V1
Vi+
R1=270k R2=270k
MQ5=100u/2u
Vi-
A Differential Amplifier with Resistive Loads
12
M3 M4
M1 M2
Vss - 1.5V
M5
VDD 1.5V
I SS 60u
7u/2u7u/2u
10u/2u 10u/2u
100u/2u
VG= 0.95V
M3 M4
M1 M2
Vss -
M5
VDD
I 60u
10u/2u 10u/2u
-
Rm=0
Vi+ Vi-
V2V1
-0.95v
A Differential Amplifier with Active Loads and a Constant Current Source
13
1
2
3V-
V+
1
2
3V-
V+
VSS=-1.5v
1
2
3V-
V+
VDD=1.5v
vo
M6
M7
14/2
4/3
M4
M2M1
M5
M3
3/2 3/2
10/210/2
30/2
VBIAS5
vin
VBIAS7
A Two-Stage Differential Amplifier
14
VDD=3.3V
M2
M1
D
S
G
D
S
G
VG2=1V
VGS1=0.6V
RL=500k
vin
5u/0.35u
5u/0.35u
vout
A Cascode Amplifier with a Resistive Load
15
Vout
VDD=5V
M4
M3
M2
M1
10u/1u
20u/0.5u
30u/0.5u
30u/1u
0.817V
1.8V
3V
4V
A Cascode Amplifierwith Active Loads
16
M1
M3
M4M5
M6
M7
M8M1
M2
M3
M4M5
M6
M7
M8 Vin
3.3V
0.611V
0.71V0.8p
A Cascode Amplifierwith a CurrentMirror
17
VDD=3.3V
M7100/
2
M8100/2
M5100/
2
M6100/2
M350/2
M450/2
M1 50/2
M250/2
VSS=0V
M9100/2
Vout
VBIAS6 = 1.9V
VBIAS9 =0.6V
VBIAS5 = 1.9V
1.65V
V+
1
23
4
5 6
7
V-
1.65V
A Cascode DifferentialAmplifier with CurrentMirror and ConstantCurrent Source
18
VDD=3.3V
M7100/
2
M8100/2
M5100/
2
M6100/2
M350/2
M450/2
M1 50/2
M250/2
M1150/2
VSS=0V
M9100/2
VSS=0V
VBIAS11 = 1.75V
Vout
M10150/2
VBIAS6 = 1.9V
VBIAS9 =0.6V
VBIAS5 = 1.9V
1.65V
V+
VDD=3.3V
1
23
4
5 6
7
Vo
AC
V-
1.65V
A Two-StageCascodeDifferentialAmplifier
19
VDD!=1.5V
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5V
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
VDD!=1.5V
Another Cascode Differential Amplifier
20
An Inverting Amplifier
VDD!VDD!
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
0Virtual ground R2=100000kR1=1000k
i1i2
21
A Non-Inverting Amplifier
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
R2=10000kR1=1000k
Vin-V-
22
An Inverting Integrator
VDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
Virtual groundC=0.7nFR1=10k
VDD!=1.5v
23
A Differentiator
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
Virtual groundC=0.7nF R=10k
24
An Op-Amp as a Zero-level Detector
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
25
A Nonzero-Level Detector
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
VREF
+ -
26
A Comparator with Hysteresis
VDD!=1.5V
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5V
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
VDD!=1.5V
Vin
R1=11000k
R2=11000k
27
• A One Shot Circuit.
VDD1=3.3V
R=20000k
R11=500k R12=500k
M11=3u/1u
M12=3u/1u
M21=30u/1u
V0
M22=30u/1u
M23=30u/0.5u
M24=30u/0.5u
VDD3=1.5V
VDD2=5.0017v
VG24=4V
VG23=3V
VG22=1.8V
Vin
1
11
100p
12
52
43
10
9
7
8
6
28
A Relaxation Square Wave Generator
R=10000000k
M21=30u/1u
M22=30u/1u
M23=30u/0.5u
M24=30u/0.5uVG24=4V
VG23=2.5V
VG22=1.8V
9
15
14
11
12
10
M11=30u/1u
M12=30u/1u
M13=30u/0.5u
M14=30u/0.5uVG14=4V
VG13=3V
VG12=1.8V
1
7
6
3
4
2
5
8
VDD1=5V VDD2=5V
13
C=0.01p
31
R1=60k
R2=90k
R=1500k
C=100p
Vo
VIN
V20
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
A Square Wave Generator Based upon a Schmitt Trigger
32
A VCO Square Wave Generator Circuit Based upon Schmidt Trigger
C1 = 500p
Vo+
VBIAS3=0.75V
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
VDD!=1.5v
M12 M13
M14
M15
M16M17VB8=1.2V
Vi-= -0.3V
1
3
4
5
620
7
9
11
Vo+
R2 = 2000k
R1 = 1000k
VDD!=1.5vVDD!=1.5v VDD!=1.5v
VSS!=-1.5vVSS!=-1.5v
33
C1 = 500p
Vo+
VDD!=1.5v
VBIAS3=0.75V
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11M14
M15
Vi-= -0.3V
1
3
45
620R1 = 1000k
R1 = 2000k
VSS!=-1.5v
VSS!=-1.5v
VDD!=1.5v
VDD!=1.5v
Another VCO Schmidt Trigger Square Wave GeneratorUsing a Simple Inverter
34
Vo+
VBIAS3=0.75V
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
VSS!=-1.5v
M15
Vi-= -0.3V
1
3
45
620R1=10000K
R2=20000K
VKK!=3v
R3
C1=130000p
VDD!=1.5v VDD!=1.5v
VSS!=-1.5v
Another VCO Schmidt Trigger Square Wave GeneratorUsing a Simple Inverter with a Resistive Load
35
VDD!VDD!
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
R2
R1 R5
R4C1R3 C2
Lead-lag Circuit
A Wien-Bridge Sinusoidal Oscillator
37
A Low Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
R=1k
C=1u Ra=5.5k
Rb=1k
38
Another Low Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin2
R=1k
C=1u Ra=10k
Rb=1k
Vin1
R1=1000k
R2=1000k
39
Still Another Low Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
R2=100kC=0.01u
R1=89k
40
A High Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
R=1k
C=1u
Ra=1k
Rb=1.5k
41
Another High Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin2
R=1k
C=0.5u Ra=20k
Rb=1k
Vin1
42
High Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V-
Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M11
Vin
R2=1k
C=1u
R1=1k
43
Vo+
VDD! =1.5v
VBIAS3=0.75V
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M111
3
45
6
C5=0.0048u
R4=3.3k
R1=3.3k
Vin
C2=0.0048u
R3=3.3k
VDD! =1.5v
Low Pass Filter
44
Vo+
VDD!=1.5v
VBIAS3=0.75V
VBIAS67=0V
VBIAS45=-0.70V
Vi+ Vi-
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10 M111
3
45
6
R5=13k
C4=50p
R1=13k
Vin
R2=13k
C3=50p
VDD!=1.5v
Band-pass Filter
45
Sallen and Key Low Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V- Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10
M11
Vin
R1=1k
C2=0.02u
R2=1k
Ra=3.6k
Rb=1k
C1=0.02u
46
Sallen and Key High Pass Filter
VDD!=1.5vVDD!=1.5v
VBIAS3=0.75
VBIAS67=0V
VBIAS45=-0.737V
V+ V- Vout
VSS!=-1.5v
M3
M1 M2
M4M5
M6 M7
M8 M9
M10
M11
Vin
R1=3.3k
C2=0.0048u
R2=3.3KRa=8k
Rb=1k
C1=0.0048u