47 For the inverter of Figure P10.47, Rg = 5 k2 andRci = Rcz = 2 kS2. Find the minimum values of ß1and B2 to ensure that Q and Q saturate when vin ishigh.%3DRBRciRcaD1D2VoutQ1VinQ20.5 k2ww

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Answered: 47 For the inverter of Figure P10.47,…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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A CMOS inverter shown in Figure below, with kn = 10, k, = 100 JA/V?, and V, = 0.5V having a sinusoidal signal source with Thevenin equivalent voltage of 0.075V as peak amplitude and resistance of 150k. Determine the signal values at node A with V = +1.5V. (a) 6.82m V (b) 8.62mV (c) 6.80m V (d) 8.80mV
(a)VDD = 3.3 V, VTN = 0.75 V, and VTP = −0.75 V.Calculate the voltage at which vO = vI for a CMOS inverter with Kn = Kp. (b) VDD = 2.5 V, VTN = 0.60 V, and VTP = −0.50 V. What is the current IDD from the power supply for vO = VI if (W/L)N = 2/1?
1.Design a reference CMOS inverter with following design specifications:VDD = 2.5V, VTN = 0.6V, VTp = -0.6V, Kn’ = 100X10^-6 A/V2,Kp’ = 40X10^-6 A/V2, C = 0.2pF,tp = 250pS.
(a)VDD = 1.8 V, VTN = 0.45 V and VTP = −0.45 V. .Calculate the voltage at which vO = vI for a CMOS inverter with Kn = Kp. (b)VDD = 2.5 V, VTN = 0.75 V and VTP = −0.65 V. What is the current IDD from the power supply for vO = VI if (W/L)N = 2/1? (c)VDD = 2.5 V, VTN = 0.65 V and VTP = −0.75 V.What is the current IDD from the power supply for vO = VI if (W/L)N = 2/1?
Design an asymmetrical inverter to meet the delay of 250 ps for a load capacitance of 120 fF. Use VDD =1.5V, VTN =0.50 V, and VTP =−0.50 V. with (W/L)P = (W/L)N .
What are the noise margins for a symmetrical CMOS inverter operating with VDD = 3.3 V and VTN = −VTP = 0.75 V? (b) Repeat for a CMOS inverter having (W/L)N = (W/L)P operating with VDD = 3.3 V and VTN = −VTP = 0.75 V.
(a) Calculate the voltage at which vO = vI for a CMOS inverter with Kn = Kp. (Hint: Alwaysremember that iDN = iDP.) Use VDD = 2.5 V, VTN = 0.6V, VTP = −0.6V. (b) What is the currentIDD from the power supply for vO = VI if (W/L)N = 2/1? (c) Repeat the calculation in (a)for a CMOS inverter with Kn = 2.5Kp. (d) What is the current IDD from the power supply for vO = VI if (W/L)N = 2/1?
(a) What is the power-delay product for a symmetrical CMOS inverterwith (W/L)N =2/1, (W/L)P =5/1, C =0.25 pF,VDD =3.3 V, VTN =0.75 V, and VTP =−0.75 V? (b) Estimate the maximum switchingfrequency for this inverter. (c) Howmuch powerdoes the inverter dissipate if it is switching at thefrequency found in (b)?
why the CMOS inverter circuit below contains two opposite- type MOSFET transistors (nMOS and pMOS)? and why called inverter circuit ?
Design an asymmetrical inverter to meet the delay specification a symmetrical CMOS reference inverter to provide a propagation delay of 400 ps fora load capacitance of 200 fF. Use VDD =2.5 V, VTN =0.60 V, and VTP =−0.60 V.with (W/L)P = (W/L)N .
(a) The n-well in a CMOS process covers an area of 1 cm× 0.5 cm, and the junction saturation current density is 500 pA/cm2. What is the total leakage current of the reverse-biased well? (b) Suppose the drain and source regions of the NMOS and PMOS transistors are 2µm × 5µm, and the saturationcurrent density of the junctions is 100 pA/cm2. If the chip has 20 million inverters, what is the total leakage current due to the reverse-biased junctions when vO =2.5 V? Assume VDD =2.5 V and VSS =0 V. (c) When vO =0 V?
A single-phase half-bridge inverter has load R =2Ω and dc source voltage Vs/2 =115V. (a) Sketch the waveforms for Vo , load current i01 currents through thyristor 1 and diode1and voltage across thyristor TI. Harmonics other than fundamental component are neglected.Indicate the devices that conduct during different intervals of one cycle.(b) Find the power delivered to load due to fundamental current.(c) Calculate THD and HF.

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47 For the inverter of Figure P10.47, Rg = 5 k2 and Rci = Rcz = 2 kS2. Find the minimum values of ß1 and B2 to ensure that Q and Q saturate when vin is high. %3D RB Rci Rca D1 D2 Vout Q1 Vin Q2 0.5 k2 ww