MASSACHVSETTS INSTITVTE OF TECHNOLOGY Department of Electrical Engineering and Computer Science 6 002 Electronic Circuits Fall 2004 Homework 3 Handout F04 020 Issued 9 23 2004 Due 10 1 2004 Helpful Readings for this Homework Chapter 5 Chapter 6 1 6 10 Exercise 3 1 How many different Boolean functions are there of 3 variables Of n variables Exercise 3 2 Do Exercise 5 6 p 408 parts a b and d Exercise 3 3 Do Exercise 6 2 p 474 continues on p 475 Problem 3 1 Do Problem 5 2 p 410 continues on p 411 Problem 3 2 An inverter has the input output transfer characteristic shown below 5 4 Vout 3 2 1 0 0 1 2 3 4 5 Vin For suitable choices of the voltages VOL VIL VIH and VOH this inverter obeys the static discipline see Figure 5 8 on page 373 in the notes Give values of VOL VIL VIH and VOH that actually achieve the static discipline with the maximum positive noise margin What is the noise margin you obtained Problem 3 3 Do Problem 6 9 p 483 but with the following modification You need only design an inverter that meets the specification you need not find a minimum area solution Also in calculating the area of your inverter you need to consider only the area taken by the gates of the transistors you may ignore the area taken by source and drain regions and by interconnect Please note that the L and W for the resistor and MOSFET may be different
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