nmos - you have used. Determine the critical voltages (V OH...

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EE 312 Digital Electronics 2009/2010 Take-Home Exam Part 5 Due: 21/22 April 2010 RESISTOR LOADED AND DEPLETION LOADED NMOS INVERTER Q1) For the NMOS inverter with resistive load R L in the figure, a) Determine the critical voltages (V OH , V OL , V IL , V IH , V M ) and sketch the voltage transfer characteristics (VTC). b) Calculate the average static power dissipation of the NMOS inverter. c) Obtain the voltage transfer characteristics using EWB (or Spice) simulations. Use the available components available in the simulator’s library. List the important diode and transistor parameters that
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Unformatted text preview: you have used. Determine the critical voltages (V OH , V OL , V IL , V IH , V M ) graphically. Give the circuit schematic that you have entered. Q2) For the depletion loaded NMOS inverter in the figure, determine the critical voltages (V OH , V OL , V IL , V IH , V M ) and sketch the voltage transfer characteristics (VTC). V T =1 V K N =0.1 mA/V 2 R L =200 k Ω V DD =5 V M1: V T1 =1 V K` N1 =20 μA/V 2 (W/L) 1 =20 μm / 5 μm M2: V T2 = - 3 V K` N2 =20 μA/V 2 (W/L) 2 =10 μm / 5 μm V DD =5 V...
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