Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Chapter 14, Problem 4RQ
(a)
To determine
To explain: Effect of finite open loop gain on input resistance of inverting and non-inverting amplifier.
(b)
To determine
To explain: Effect of finite open loop gain on output resistance of inverting and non-inverting amplifier.
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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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- Which op-amp network is commonly used to reduce the effect of noise on comparator circuits (Schmitt trigger arrangement)?Using an output networkUsing a negative feedback networkUsing an input networkUsing a positive feedback networkarrow_forwardDraw the circuit diagram of the basic inverting amplifier configuration. Give an expression for the closed-loop voltage gain of the circuit in terms of the resistances, assuming an ideal op amp. Give expressions for the input impedance and output impedance of the circuit.arrow_forwardFor an op-amp having a slew rate SR=5V/ms, what is the maximum closed-loop voltage gain that can be used when the input signal varies by 0.2V in 10ms?arrow_forward
- A noninverting amplifier is being designed to have a closed-loop gain of 36 dB. What op-amp gain is required to have the gain error less than 0.15 percent?arrow_forwardQuestion 3: Please write answers to all parts of the question in the separate dot points as shown What is the circuit called? Discuss all components including voltage sources. Which components determine the closed-loop gain of the circuit? Describe the slew-rate of the op-amp. Describe the Common-Mode-Rejection ratio of the op-amp? What is the unity gain bandwidth? Describe the gain bandwidth product (GBP). Describe the GBP relationship between the break (critical) frequency and the gain? What two methods calculate the max frequency? If one produces a higher value of maximum frequency than the other, which would you use as the maximum frequency?arrow_forwardassume ideal op-amp Find the center frequency, BW, & the gainarrow_forward
- Draw the circuit diagram of the basic noninverting amplifier configuration. Give an expression for the closed-loop voltage gain of the circuit in terms of the resistances, assuming an ideal op amp. Give expressions for the input impedance and output impedance of the circuit.arrow_forwardWhat are the nominal, minimum, and maximum values of the open-loop gain at 25◦C for an OP-27 operational amplifier?arrow_forwardQ 1) For the given circuit shown in Figure 4.1: (i) Provide the name for this op-amp circuit configuration and use the ideal op-amp assumptions to solve for the output voltage in terms of the input voltages and resistors. (ii) What is the input resistance seen by ?0, V1 and V2. ?arrow_forward
- The voltage transfer characteristic for an operational amplifier shown (a) What are the values of gain and offset voltage for this op amp? (b) Plot voltage gain A versus vid for the amplifier voltage transfer characteristic.arrow_forwardWhat is the effect as Rf is increased? How does the voltage gain vary as the op amp is changed? Does the non-inverting voltage amplifier exhibit a predictable and stable voltage gain? What can be said about the input impedance of this type of amplifier?arrow_forwardAn inverting op – amplifier stage is designed with an input resistance of 5 KΩ and feedback resistance of 10 KΩ. The load resistance is 100 Ω with DC gain of 5x10^4 . The output internal resistance is 500 Ω while the input impedance is infinity, assuming an input voltage of 1.5 volts, calculate the following ?a) The AC gain ?b) The output voltage ?c) The looking back resistance ?arrow_forward
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