Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Textbook Question
Chapter 14, Problem 14.7EP
The slew rate of the 741 op−amp is
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(Use a BJT op-amp) 1. You’ve been asked to build an alarm system using monstable multvibrator having an active time pf 100msec.. Explain the principle of operation and the type feedback of the op-amp. What is the advantage of this circuit? 2. You’ve been asked to build a low frequency square wave generator using a basic comparator having a frequency of 10kHz and 50% duty cycle. Explain the principle of operation and the type of feedback of the op-amp. What is the advantage of this circuit?
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(Use a BJT op-amp) 1 You’ve been asked to build an alarm system using monstable multvibrator having an active time pf 100msec.. Explain the principle of operation and the type feedback of the op-amp. What is the advantage of this circuit? 2 You’ve been asked to build a low frequency square wave generator using a basic comparator having a frequency of 10kHz and 50% duty cycle. Explain the principle of operation and the type of feedback of the op-amp. What is the advantage of this circuit? 3 3 Build a Wein-Bridge oscillator using, C=1µF and +10V power supply to produce 10 kHz sinusoidal waveform. Generate your plots and compare output results. Highlight any discrepancies and discuss what happens if we want to increase the frequency to 100 kHz. 4 Build a high frequency Colpitts oscillator producing 10kHz Discuss its advantage over RC oscillators. How can you modify the circuit to include a crystal in you circuit. What is a typical application of such an oscillator? 5 Discuss the…
Chapter 14 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 14 - Using the circuit and transistor parameters of...Ch. 14 - Prob. 14.2TYUCh. 14 - Prob. 14.1EPCh. 14 - Determine the closedloop input resistance at the...Ch. 14 - For a noninverting amplifier, the resistances are...Ch. 14 - An opamp with an openloop gain of AOL=105 is used...Ch. 14 - Prob. 14.3TYUCh. 14 - An operational amplifier connected in a...Ch. 14 - Prob. 14.5TYUCh. 14 - Prob. 14.6TYU
Ch. 14 - Find the closedloop input resistance of a voltage...Ch. 14 - An opamp with openloop parameters of AOL=2105 and...Ch. 14 - A 0.5 V input step function is applied at t=0 to a...Ch. 14 - The slew rate of the 741 opamp is 0.63V/s ....Ch. 14 - Prob. 14.8TYUCh. 14 - Prob. 14.8EPCh. 14 - Consider the active load bipolar duffamp stage in...Ch. 14 - Prob. 14.10EPCh. 14 - Prob. 14.11EPCh. 14 - Prob. 14.12EPCh. 14 - For the opamp circuit shown in Figure 14.28, the...Ch. 14 - Prob. 14.9TYUCh. 14 - List and describe five practical opamp parameters...Ch. 14 - What is atypical value of openloop, lowfrequency...Ch. 14 - Prob. 3RQCh. 14 - Prob. 4RQCh. 14 - Prob. 5RQCh. 14 - Prob. 6RQCh. 14 - Describe the gainbandwidth product property of a...Ch. 14 - Define slew rate and define fullpower bandwidth.Ch. 14 - Prob. 9RQCh. 14 - What is one cause of an offset voltage in the...Ch. 14 - Prob. 11RQCh. 14 - Prob. 12RQCh. 14 - Prob. 13RQCh. 14 - Prob. 14RQCh. 14 - Prob. 15RQCh. 14 - Prob. 16RQCh. 14 - Prob. 17RQCh. 14 - Prob. 14.1PCh. 14 - Consider the opamp described in Problem 14.1. In...Ch. 14 - Data in the following table were taken for several...Ch. 14 - Prob. 14.4PCh. 14 - Prob. 14.5PCh. 14 - Prob. 14.6PCh. 14 - Prob. 14.7PCh. 14 - Prob. 14.8PCh. 14 - An inverting amplifier is fabricated using 0.1...Ch. 14 - For the opamp used in the inverting amplifier...Ch. 14 - Prob. 14.11PCh. 14 - Consider the two inverting amplifiers in cascade...Ch. 14 - The noninverting amplifier in Figure P14.13 has an...Ch. 14 - For the opamp in the voltage follower circuit in...Ch. 14 - The summing amplifier in Figure P14.15 has an...Ch. 14 - Prob. 14.16PCh. 14 - Prob. 14.18PCh. 14 - Prob. 14.19PCh. 14 - Prob. 14.20PCh. 14 - Prob. 14.21PCh. 14 - Prob. 14.22PCh. 14 - Three inverting amplifiers, each with R2=150k and...Ch. 14 - Prob. 14.24PCh. 14 - Prob. 14.25PCh. 14 - Prob. 14.26PCh. 14 - Prob. 14.27PCh. 14 - Prob. D14.28PCh. 14 - Prob. 14.29PCh. 14 - Prob. 14.30PCh. 14 - Prob. 14.31PCh. 14 - Prob. 14.32PCh. 14 - Prob. 14.33PCh. 14 - Prob. 14.34PCh. 14 - Prob. 14.35PCh. 14 - Prob. 14.36PCh. 14 - Prob. 14.37PCh. 14 - In the circuit in Figure P14.38, the offset...Ch. 14 - Prob. 14.39PCh. 14 - Prob. 14.40PCh. 14 - Prob. 14.41PCh. 14 - Prob. 14.42PCh. 14 - Prob. 14.43PCh. 14 - Prob. 14.44PCh. 14 - Prob. 14.46PCh. 14 - Prob. D14.47PCh. 14 - Prob. 14.48PCh. 14 - Prob. 14.50PCh. 14 - Prob. 14.51PCh. 14 - Prob. D14.52PCh. 14 - Prob. D14.53PCh. 14 - Prob. 14.55PCh. 14 - Prob. 14.56PCh. 14 - Prob. 14.57PCh. 14 - The opamp in the difference amplifier...Ch. 14 - Prob. 14.61P
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- solve 4 Use a BJT op-amp)1 You’ve been asked to build an alarm system using monstable multvibrator having an activetime pf 100msec.. Explain the principle of operation and the type feedback of the op-amp.What is the advantage of this circuit?2 You’ve been asked to build a low frequency square wave generator using a basic comparatorhaving a frequency of 10kHz and 50% duty cycle. Explain the principle of operation and thetype of feedback of the op-amp. What is the advantage of this circuit?3 Build a Wein-Bridge oscillator using, C=1µF and +10V power supply to produce 10 kHzsinusoidal waveform. Generate your plots and compare output results. Highlight anydiscrepancies and discuss what happens if we want to increase the frequency to 100 kHz.4 Build a high frequency Colpitts oscillator producing 10kHz Discuss its advantage over RCoscillators. How can you modify the circuit to include a crystal in you circuit. What is atypical application of such an oscillator?arrow_forwardDefine the measured period in which the voltage drops to 63% of the peak-to-peak outputvoltage. What is the relationship of the measured period with the cut-off frequencies?Explain your answerarrow_forwardConsider the circuit. The transistor has a parameter β that varies between 50 and 200. The operation of the circuit and the electrical variables at the end points must be known. end points. Calculate the following for β = 50 and β = 200. a) lE, VE and VB (DC analysis). b) The input resistance Rin (small signal analysis). c) Voltage gain V0/ Vsig (Small Signal Analysisarrow_forward
- Multiple Choice directions: Circle the letter of the answers that best answer the question. 13. When using microwave tubes as amplifiers, what is used as bandpass filters? a. Transistors b. Oscillator c. All of the above d. Power tubes 14. The microstrip lines used to achieve maximum power transfer are intended for a. Signal coupling b. Decoupling to prevent feedback c. Low-noise amplification d. Impedance matching and tuning 15. A diode that when reverse biased will momentarily and will abruptly turn off. a. Varactor diode b. IMPATT c. Step recovery diodes d. PIN diodes 16. A microwave transmission line used to minimize noise and crosstalks. a. Stripline b. Hard line cable c. Waveguide d. Microstrip 17. The major difference between a low frequency transistors and microwave types is/are. a. B & C b. Packaging c. Material d. Internal geometry 18. Which of the following band belongs to the millimeter waves a. C b. Ku c. U d. L 19. Overcrowding in the frequency spectrum is prevalent…arrow_forwardDetermine the ICQ and VCEQ of the circuit. Assume ßDC = 85. Then plot the DCLL and Q-point of the circuitarrow_forwardDetermine the cutoff frequency of an op-amp having specified values B1=4 MHz and AVD= 171 V/mV.arrow_forward
- Calculate the output impedance for small-signal equivalent circuit. (R1=10 k ohm, r0, =10 k ohm)arrow_forwardfor the circuit if R = 5ohm, E = 20V and the cut-off (trigger) angle is 90 degrees; Draw the waveform of the source current Is, the output voltage VDC, and the output current Id Calculate the average value of output voltage VDC and output current Id.arrow_forwardFor a given opamp circuit, the value of CMRR is 40 dB. If the differential gain is Ad=105, then what will be the value of the common mode gain Ac?arrow_forward
- For the follower circuit in the figure below, consider k = 0.3x10-3 , rd = 100kOhm, VT = VGS(TH) = 3V and : (a) Draw the small-signal model considering the pi model (b) Determine the INPUT impedance (c) Determine the OUTPUT impedance (d) Determine the voltage gain (Av)arrow_forwardIn a DC-DC boost converter, the duty ratio is controlled to regulate the output voltage at 48 V. The input DC voltage is 24 V. The output power is 120 W. The switching frequency is 50 kHz. Assume ideal components and a very large output filter capacitor. The converter operates at the boundary between continuous and discontinuous conduction modes. The value of the boost inductor (in μH) isarrow_forwardma=Acmax-Acmin/Acmax+Acmin for the modulated signal (AM) ,ma = 0.25;Calculate Acmax, Acmin and efficiency value.arrow_forward
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