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(a) A CMOS digital logic circuit contains the equivalent of 4 million CMOS inverters and is biased at VDD = 1.8 V. The equivalent load capacitance of each inverter is 0.12 pF and each inverter is switching at 150 MHz. Determine the total average power dissipated in the circuit.
(b) If the switching frequency is doubled, but the total power dissipation is to remain the same with the same load capacitance, determine the required bias voltage.
Suppose a wave propagates in the x-direction and has its electric field along the y-direction [So Ex = Ez= 0, and Ey = Ey(x,t)].
A microstrip antenna system operating at 915MHz must be designed using Rogers RO3010 substrate with the thickness of 0.635mm. The microstrip antenna should be connected to a microstrip feeding line of Zf=50O through a quarter-wavelength
Design a Stream Detector to identify "000" from the input bit stream x, the output y is "1" when "000" is detected; otherwise the output is "0" you can use any flip flops in the Designs. But the standard sequential logic design procedure should be..
A 75-W, 120-V tungsten incandescent lamp has a resistance of 19.2Ω when no current flows through it. 1.What is the resistance of the lamp when it is connencted to 120-V cource
Describe the operation of the series RC circuit. The discussion must address phase angle relationships of current and voltage. The answer must include the effect of source frequency on the voltage drops across the resistor and the capacitor at ver..
A clever student notices that a high constant loop gain would make the PLL converge in frequency and phase. Rather than use an amplifier with infinite gain the student decides to just use an unstable filter.
Design a sequential circuit that receives a 50% duty cycle clock offrequency f and outputs a clock signal of frequency f/7. (Note: theoutput does not have a 50% duty cycle.) Provide a complete schematic.
In a CDMA system, user A transmits using the Walsh code (-1 1 -1 1 -1 1 -1 1) and user B transmits using the Walsh code (-1 -1 11 -1 -1 1 1), respectively. Show the output at the receiver if A transmits a data bit 0 and B transmits a data bit 0.
AnNMOS operating in triode region with Vds=0.1V conducts 60μA forVgs=2V. The device conducts 160μA for Vgs=4V. Calculate Vt. IfKn'=25μA/V2 , what is the device W/L What current would flow for Vgs=3V and Vds=0.15V
A three-phase, 60-Hz induction motor has eight poles and operates with a slip of 0.05 for a certain load.
All Questions need to be answeredTASK 1: Understand common configurations for controlled and uncontrolled rectification
Are there factors that might reverse this implication? That is, can you think of reasons why the attractiveness of deviating from cooperative pricing might actually be greater during booms (high demand) than during busts (low demand)?
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