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PROBLEM 4 (20 pts) IMPORTANT: Assume all transistors are in saturation. a) Find the small-signal DC...
3. Consider the circuit in the Problem #2 again. Assume all transistors are in saturation and...
3. Consider the circuit in the Problem #2 again. Assume all transistors are in saturation and Vdd is sufficiently high to keep all transistors in saturation. Assume k, '=100 JAV, k,'= 50 A/V", Vsar = 300mV, n = 0.04, and the DC bias current I1 = 50uA. Also assume all the transistors have the same W/L = 10) except for M3, M6, M7, and M16. M3 is twice as wide, whereas M16 is a quarter (0.25) as wide as the...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent circuit and find the following small signal values: gm1 go1 go2 Vout/Vin Rout You can assume that the overdrive voltage for all transistors is 0.2V and A for the NMOS and PMOS are 0.1V1 and 0.05V1 respectively. The drain source current of the transistors M1 and M2 is 20HA. All gate lengths of homework 3.) 0.5um. (The DC analysis for this circuit was done...
CONSTRUCT THE SMALL SIGNAL MODEL OF EACH CIRCUIT IF ALL OF THE TRANSISTORS OPERATE IN SATURATION...
CONSTRUCT THE SMALL SIGNAL MODEL OF EACH CIRCUIT IF ALL OF THE
TRANSISTORS OPERATE IN SATURATION AND
We were unable to transcribe this image(c) (d) Figure 6.55 Vin VDD T VinaHM Vh M Rs Vout Vout R1 Vout M2 MRD RD (c) (b) (a) VDD VDD R2 o Vout Vin M1 VintM Vout M2 R R1 WHM2 (e) (d) Fiqure 6.56 M W
(c) (d) Figure 6.55 Vin VDD T VinaHM Vh M Rs Vout Vout R1 Vout M2 MRD...
Consider the amplifier given in the figure below. Assume that the transistors Q1 and Q2 are...
Consider the amplifier given in the figure below. Assume that the transistors Q1 and Q2 are biased in saturation and have small-signal parameters given as: gml, 9m2, rol, ro2. Vop=2.0V Include channel length modulation (you have an r.) and solve for the low frequency small-signal voltage gain A, C= Vout/Vin) of the circuit. SHOW YOUR WORK, INCLUDING YOUR SMALL SIGNAL MODEL!
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal...
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal resistance looking into the a. source of M2 (Ri2)? b. Using part a, Find the voltage gain at the drain of Mi, and the total gain at the output. For the circuit on the right, known as a cascode amplifier, find the voltage gain. c. Express your answers in terms of the transistors gm, and RD. Assume...
5) Consider the Cascode amplifier shown below. For the NMOS transistors, kn 0.2 mA/V2, Vr,-0.5 V,...
5) Consider the Cascode amplifier shown below. For the NMOS transistors, kn 0.2 mA/V2, Vr,-0.5 V, (W/L)-(W/L)2-5. VDD-GV and IBIAs= 1.0 mA. a) Assuming λ-0 for all transistors, find the required DC gate- source voltages of M1 and M2 (VGsı and VGs2, respectively) BIAS VD out b) Again assuming 0 M2 for all transistors, what is the minimum DC value of VouT for which the amplifier works in high-gain regime? (W/L)2 in M1 For parts c)-f), Assume -0.01 for all...
Problem 4 (22 points): What is the small signal gain of this amplifier in terms of...
Problem 4 (22 points): What is the small signal gain of this amplifier in terms of the small signal parameters gmi and roi for transistors i = 1..4. Ignore capacitances. VOD IM M2 M2 T ساتھ ہی اس T VB3 [M4 IGND BI VB2 VBB are DC biasing
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical...
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical transistors. IB a) b) c) If V1-V2, what is 11, 12, and Vx? Draw the small signal equivalent circuit. If (in DC) V1 -V2, what is the small signal transconductance V2 is the input. Use the low-frequency small signal model with no capacitors and no Early effect. Include Vx M1 M3 M2 12 M4 0 . Assume that V1 is fixed and the body...
Small-Signal Mid- Band Voltage Gain (Range) Transistors Amplifier Confiaurations +2) to (+5 P-JFET Common Gate By referring to a specific transistor datasheet, design a single stage amplifier circuit...
Small-Signal Mid- Band Voltage Gain (Range) Transistors Amplifier Confiaurations +2) to (+5 P-JFET Common Gate By referring to a specific transistor datasheet, design a single stage amplifier circuit with the following specifications. Include in your design, (i) the amplifier circuit, (ii) DC & AC equivalent circuits, (ii) DC & AC analysis and (iv) frequency response. State your assumptions, if any.
Small-Signal Mid- Band Voltage Gain (Range) Transistors Amplifier Confiaurations +2) to (+5 P-JFET Common Gate By referring to a specific...
Q #4: (6 marks). For the following circuit, all the transistors are biased in saturation region w...
Q #4: (6 marks). For the following circuit, all the transistors are biased in saturation region with identical length and width of 1μm and 6.5μm, respectively. It is g 200μΑν-2, Wal Calculate the small signal parameters gm and ro for Q1. What is the value of voltage gain (Av)? iven that, VDD=5V, Vt= 1V, μ.co,- sor and 'REF-0.5mA. Draw the small signal circuit of the following amplifier. VDD es 02 REP ei Vo
Q #4: (6 marks). For the following...
3. Consider the circuit in the Problem #2 again. Assume all transistors are in saturation and Vdd is sufficiently high to keep all transistors in saturation. Assume k, '=100 JAV, k,'= 50 A/V", Vsar = 300mV, n = 0.04, and the DC bias current I1 = 50uA. Also assume all the transistors have the same W/L = 10) except for M3, M6, M7, and M16. M3 is twice as wide, whereas M16 is a quarter (0.25) as wide as the...
Problem 1 -Integrated Common Source Amplifier: For the circuit in Fig.1, draw the small signal equivalent circuit and find the following small signal values: gm1 go1 go2 Vout/Vin Rout You can assume that the overdrive voltage for all transistors is 0.2V and A for the NMOS and PMOS are 0.1V1 and 0.05V1 respectively. The drain source current of the transistors M1 and M2 is 20HA. All gate lengths of homework 3.) 0.5um. (The DC analysis for this circuit was done...
CONSTRUCT THE SMALL SIGNAL MODEL OF EACH CIRCUIT IF ALL OF THE
TRANSISTORS OPERATE IN SATURATION AND
We were unable to transcribe this image(c) (d) Figure 6.55 Vin VDD T VinaHM Vh M Rs Vout Vout R1 Vout M2 MRD RD (c) (b) (a) VDD VDD R2 o Vout Vin M1 VintM Vout M2 R R1 WHM2 (e) (d) Fiqure 6.56 M W
(c) (d) Figure 6.55 Vin VDD T VinaHM Vh M Rs Vout Vout R1 Vout M2 MRD...
Consider the amplifier given in the figure below. Assume that the transistors Q1 and Q2 are biased in saturation and have small-signal parameters given as: gml, 9m2, rol, ro2. Vop=2.0V Include channel length modulation (you have an r.) and solve for the low frequency small-signal voltage gain A, C= Vout/Vin) of the circuit. SHOW YOUR WORK, INCLUDING YOUR SMALL SIGNAL MODEL!
2. For the amplifiers below, not all the bias details are shown. For the circuit on the left, what is the small signal resistance looking into the a. source of M2 (Ri2)? b. Using part a, Find the voltage gain at the drain of Mi, and the total gain at the output. For the circuit on the right, known as a cascode amplifier, find the voltage gain. c. Express your answers in terms of the transistors gm, and RD. Assume...
5) Consider the Cascode amplifier shown below. For the NMOS transistors, kn 0.2 mA/V2, Vr,-0.5 V, (W/L)-(W/L)2-5. VDD-GV and IBIAs= 1.0 mA. a) Assuming λ-0 for all transistors, find the required DC gate- source voltages of M1 and M2 (VGsı and VGs2, respectively) BIAS VD out b) Again assuming 0 M2 for all transistors, what is the minimum DC value of VouT for which the amplifier works in high-gain regime? (W/L)2 in M1 For parts c)-f), Assume -0.01 for all...
Problem 4 (22 points): What is the small signal gain of this amplifier in terms of the small signal parameters gmi and roi for transistors i = 1..4. Ignore capacitances. VOD IM M2 M2 T ساتھ ہی اس T VB3 [M4 IGND BI VB2 VBB are DC biasing
Problem #1 (3 pts) Assuming that all transistors are saturated and operating in subthreshold. Assume identical transistors. IB a) b) c) If V1-V2, what is 11, 12, and Vx? Draw the small signal equivalent circuit. If (in DC) V1 -V2, what is the small signal transconductance V2 is the input. Use the low-frequency small signal model with no capacitors and no Early effect. Include Vx M1 M3 M2 12 M4 0 . Assume that V1 is fixed and the body...
Small-Signal Mid- Band Voltage Gain (Range) Transistors Amplifier Confiaurations +2) to (+5 P-JFET Common Gate By referring to a specific transistor datasheet, design a single stage amplifier circuit with the following specifications. Include in your design, (i) the amplifier circuit, (ii) DC & AC equivalent circuits, (ii) DC & AC analysis and (iv) frequency response. State your assumptions, if any.
Small-Signal Mid- Band Voltage Gain (Range) Transistors Amplifier Confiaurations +2) to (+5 P-JFET Common Gate By referring to a specific...
Q #4: (6 marks). For the following circuit, all the transistors are biased in saturation region with identical length and width of 1μm and 6.5μm, respectively. It is g 200μΑν-2, Wal Calculate the small signal parameters gm and ro for Q1. What is the value of voltage gain (Av)? iven that, VDD=5V, Vt= 1V, μ.co,- sor and 'REF-0.5mA. Draw the small signal circuit of the following amplifier. VDD es 02 REP ei Vo
Q #4: (6 marks). For the following...
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