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Given a 100MHz clock signal, derive a circuit using D flip-flops to generate 50HHz and 25MHz clock signals. Draw a timing diagram for all three clock signals, assuming reasonable delays.
Calculate the divide-by-N value required to produce a 1.190 MHz frequency using a 10.24 MHz crystal on the 145106 with a divide-by-1024 crystal circuit. What is the range of frequencies directly us
To demonstrate that you understand the concept ofsource and sink, draw a diagram of a NAND gate sourcing an LED anda diagram of a NAND gate sinking an LED. In each case show theconnections to Vcc an
An acb sequence balanced three -phase Y- connectedsource supplies power to a balanced , three -phase Δ-connected load with an impedance of 117-j99 Ω φ.Thesource voltage in the b -pha
An acb sequence balance three -phase Y-connected sourcefeeds a delta-connected load through a distribution line having animpedance of 1+j3 Ω. the load impedance of 117-j99 Ω. Thesource v
Design a serial 2's complementer with a shift register and aflip-flop. the binary number is shifted out from one side and its2's complement shifted into the other side of the shift register.
Two ways to implement a serial adder (A+B). it is necessary to modify the circuits to convert them to serial subtractors (A - B).Using the circuit to show the changes needed to perform A +2'scomplem
A series RLC circuit has elements with the following values: R=10Ω, L= .5H, and C=2μF. What is the resonant frequency of this circuit
Investigate the effect of varying this ratio on thetransfer characteristics of the CMOS inverter in Fonstad, by sketching the characteristics forKN=50uA/V2 with KP = 50, 100, 250and 500uA/V2. In yo
consider a simple thermostat controller with three inputs and twooutputs. the inputs consist of two user-operated swutches(A,W) and one temperature sensonr T. T=1and T=0 mean the actualroom temp is
a. build a k-map and obtain a simplified sum-of-products expressionfor F. It is not necessary to derive or show the truth table for F.b. Implement the function using exaclty four 2-input NOr gates.
The initial voltage on a .2μF capacitor is -60.6V. The capacitor current has the wave form i(t)=100e-1000t mA, for t>0 and i(t)=0for t<0. a)find the voltage across the capacitor for t>0. b
A parallel-plate air-filled capacitor having plates of area 60m2 and plate spacing 1.5 mm is charged to apotential differences of 300V. Find (a) the electric field betweenthe plates, (d) the capacita
Synchronous Satellite Link: Consider a 2 GHz link between asynchronous satellite and a ground station on the equator. The bandwidth of the up-link and down-link are the same. The orbital radius of t
If in an ideal op amp has no current coming out of the inverting terminal and the non-inverting terminal then shouldn't the current going through the 9k Ω resistor be equal to 1mA and also can
A square coil with sides of length 0.5m and of 100 turns of wire isplaced in a region with uniform magnetic flux density of 0.2T. If the maximum magnetictorque exerted on the coil is 4x10^-2 Nm , wh
Three identical amps having Avoc = 25, Ri = 2kΩ and Ro = 3kΩ are cascaded. Determine theinput resistance, the open-circuit voltage gain, and the outputresistance of the cascade.
a binary pulse counter can be constructed by inter connecting t-typeflip-flops in an appropriate manner. assume it is desired toconstruct a counter which can count up to 100 subscript 10. A) how man
(a) Give the Boolean function Y . (b) Sketch a PDN directly from the expression for Y. Note that it requires 12 transistors in addition to those in the inverters (c) From inspection of the PDN
a)How many holes are in the valence band b)If electrons are constantly seeking lower energies and recombining with holes then how can the number of 10billion remain constant.
What is the lowest value of Vcc for which the BJT will always remain in the active region. Sketch Vl versus time for a Vcc slightly lower than this limit. Which BJT region(saturationor cuttoff) limi
A power utility pole has a transformer with 2400 turns in theprimary and 4.5kV coming from the power line. Describe the center-tapped secondary needed to obtain 240V(120V/120V) for a commercial cust
A tank of fluid employed in a chemical process is being monitoredwith three sensors. The sensors measure temperature, pressure andfluid level. If all the sensor measurements are in the normalrange,
1) A 5H inductor changes its current by 6 A in 0.4s. The voltage produced at the terminals of the inductor is 2) An RL circuit has R=2 ohms and L=4. The time needed for theinductor current to reach 40
A 10-uF capacitor has a voltage with the following time dependence:v(t)=20*[1-exp(-0.2*t)] in unit of Volt. Determine the current, power, and energy of the capacitor as a function of time