- 7.P7.1: State three advantages of digital technology compared with analog t...
- 7.P7.2: Explain noise margins and why they are important.
- 7.P7.3: Define these terms: bit, byte, and nibble.
- 7.P7.4: Discuss the difference between positive logic and negative logic.
- 7.P7.5: A certain digital system produces logic signals at location A that ...
- 7.P7.6: How is serial transmission of a digital word different from paralle...
- 7.P7.7: How many bits per word are needed to represent the decimal integers...
- 7.P7.8: Convert the following binary numbers to decimal form: a.* 101.101; ...
- 7.P7.9: Add these pairs of binary numbers: a.* 1101.11 and 101.111; b. 1011...
- 7.P7.10: Express the following decimal numbers in binary form and in binary-...
- 7.P7.11: Express each of the following hexadecimal numbers in binary, octal,...
- 7.P7.12: Find the result (in BCD format) of adding the BCD numbers: a.* 1001...
- 7.P7.13: What number follows 377 when counting in a. decimal; b. octal; c. h...
- 7.P7.14: Express the following decimal numbers in binary, octal, and hexadec...
- 7.P7.15: Write each of the following decimal numbers as an eight-bit signed ...
- 7.P7.16: Express each of the following octal numbers in binary, hexadecimal,...
- 7.P7.17: What range of decimal integers can be represented by: a. four-bit b...
- 7.P7.18: Starting with the three-bit Gray code listed in Figure 7.9 on page ...
- 7.P7.19: Find the ones and twos complements of the binary numbers: a.* 11101...
- 7.P7.20: Convert the following numbers to decimal form: a.* FA5.616; b.* 725...
- 7.P7.21: Demonstrate these operations using 8-bit signed twos-complement ari...
- 7.P7.22: Describe how to test whether overflow or underflow has occurred in ...
- 7.P7.23: Sometimes we cannot express a value exactly with a finite number of...
- 7.P7.24: What is a truth table?
- 7.P7.25: State De Morgans laws in English. Also, use them to give the equiva...
- 7.P7.26: Draw the circuit symbol and list the truth table for the following:...
- 7.P7.27: Write the truth table for each of these Boolean expressions: a. E =...
- 7.P7.28: How do we use a truth table to prove the validity of a Boolean alge...
- 7.P7.29: Use a truth table to prove the identity (A + B)(A + C) = A + BC
- 7.P7.30: Use truth tables to prove De Morgans laws for three logic variables...
- 7.P7.31: Use a truth table to prove the identity (A + B)(A + AB) = B
- 7.P7.32: Use a truth table to prove the identity A + AB = A + B
- 7.P7.33: Use a truth table to prove the identity ABC + ABC + AB C + ABC = A
- 7.P7.34: Write a Boolean expression for the output of each of the logic circ...
- 7.P7.35: Draw a circuit to realize each of the following expressions using A...
- 7.P7.36: Replace the AND operations by ORs and vice versa by applying De Mor...
- 7.P7.37: Sometimes bubbles are used to indicate inverters on the input lines...
- 7.P7.38: Consider the addition of binary numbers as illustrated in Figure 7....
- 7.P7.39: Consider the addition of binary numbers as illustrated in Figure 7....
- 7.P7.40: Why are NAND gates said to be sufficient for combinatorial logic? W...
- 7.P7.41: Consider the circuit shown in Figure P7.41. The switches are contro...
- 7.P7.42: Draw a circuit similar to that of Figure P7.41 so the output variab...
- 7.P7.43: Repeat 7.41 for the circuit shown in Figure P7.43. 5 V D + Logic 0 ...
- 7.P7.44: Describe the synthesis of a logic expression from a truth table usi...
- 7.P7.45: Consider Table P7.45. A, B, and C represent logic-variable input si...
- 7.P7.46: Repeat P7.45 for G.
- 7.P7.47: Repeat P7.45 for H.
- 7.P7.48: Repeat P7.45 for I.
- 7.P7.49: Repeat P7.45 for J.
- 7.P7.50: Repeat P7.45 for K.
- 7.P7.51: Show how to implement the sum-of-products circuit shown in Figure P...
- 7.P7.52: Show how to implement the product-of-sums circuit shown in Figure P...
- 7.P7.53: Use only dual input NAND gates to find a way to implement the XOR f...
- 7.P7.54: Use only two-input NOR gates to find a way to implement the XOR fun...
- 7.P7.55: Give an example of a decoder.
- 7.P7.56: Suppose that two numbers in signed twoscomplement form have been ad...
- 7.P7.57: Design a logic circuit to control electrical power to the engine ig...
- 7.P7.58: Consider the BCD-to-seven-segment decoder discussed in conjunction ...
- 7.P7.59: a. Construct a Karnaugh map for the logic function F = ABC D + ABC ...
- 7.P7.60: A logic circuit has inputs A, B, and C. The output of the circuit i...
- 7.P7.61: A logic circuit has inputs A, B, and C. The output of the circuit i...
- 7.P7.62: A logic circuit has inputs A, B, and C. The output of the circuit i...
- 7.P7.63: a. Construct a Karnaugh map for the logic function D = ABC + ABC + ...
- 7.P7.64: a. Construct a Karnaugh map for the logic function F = ABC D + ABCD...
- 7.P7.65: Consider Table P7.65 in which A, B, C, and D are input variables. E...
- 7.P7.66: Repeat P7.65 for output variable F
- 7.P7.67: Repeat P7.65 for output variable G.
- 7.P7.68: Repeat P7.65 for output variable H.
- 7.P7.69: Repeat P7.65 for output variable I
- 7.P7.70: We need a logic circuit that gives an output X that is high when an...
- 7.P7.71: We need a logic circuit that gives an output X that is high only if...
- 7.P7.72: We need to design a logic circuit for interchanging two logic signa...
- 7.P7.73: We need a logic circuit that gives a high output if a given hexadec...
- 7.P7.74: A city council has three members; A, B, and C. Each member votes on...
- 7.P7.75: A city council has four members; A,B,C, and D. Each member votes on...
- 7.P7.76: One way to help ensure that data are communicated correctly is to a...
- 7.P7.77: Suppose we want circuits to convert the binary codes into the three...
- 7.P7.78: Find the minimum SOP expressions for A, B, and C in terms of X, Y, ...
- 7.P7.79: We have discussed BCD numbers in which the bits have weights of 8, ...
- 7.P7.80: We want to design logic circuits to convert the 4221 codewords of P...
- 7.P7.81: Another code that is sometimes used to represent decimal digits is ...
- 7.P7.82: We want to design logic circuits to convert the excess-3 codewords ...
- 7.P7.83: Draw the circuit symbol and give the truth table for an SR flip-flop.
- 7.P7.84: Use NOR gates to draw the diagram of an SR flip-flop. Repeat using ...
- 7.P7.85: Draw the circuit symbol and give the truth table for a clocked SR f...
- 7.P7.86: Explain the distinction between synchronous and asynchronous inputs...
- 7.P7.87: What is edge triggering?
- 7.P7.88: Draw the circuit symbol and give the truth table for a positive-edg...
- 7.P7.89: Assuming that the initial state of the shift register shown in Figu...
- 7.P7.90: Repeat P7.89 if the XOR gate is replaced with: a. an OR gate; b. an...
- 7.P7.91: The D flip-flops of Figure P7.91 are positiveedge triggered. Assumi...
- 7.P7.92: . The D flip-flops of Figure P7.92 are positiveedge triggered, and ...
- 7.P7.93: Use AND gates, OR gates, inverters, and a negative-edge-triggered D...
- 7.P7.94: Consider the ripple counter of Figure 7.53 on page 384. Suppose tha...
- 7.P7.95: Four light-emitting diodes (LED) are arranged at the corners of a d...
- 7.P7.96: Figure P7.96 shows the functional diagram of an electronic die that...

# Solutions for Chapter 7: Electrical Engineering: Principles & Applications 6th Edition

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ISBN: 9780133116649

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