Name 1.0us 20us30us 80us 9.us 0Ous a. If A and B were the input signals to...
4. [20 points) Draw a timing diagram with causality arrows for b, w, x, y, and z for the following circuit and associated delays. Assume that a, b, and c have all been 1 for a long time. At t=1, b transitions from 1 →0. Gate Delay (units) Delay (units) Dom Gate NOT 2-input NAND 2-input AND 2-input XOR t || 1 2 | 3 4 | 5 | 6 7 8 9 10 | | 8 N
Given the following truth table, where X, Y, and Z are input and
W is output, write the canonical expression and generate gate-level
logical circuit (draw the wire diagram).
Given the following truth table, where X, Y, and Z are input and W is output, write the canonical expression and generate gate-level logical circuit (draw the wire diagram). 0 01 0 0 100O 0 110 (0
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6 1 8 9 0 return 2-input Logic Gate- Y 0 0 NAND NOR XNOR Instructor's Signature {15%) Assignment Questions 1. Hand in the results for this lab on the separate sheet (given below). Draw a timing diagram for each gate, showing the relationship between control input, signal input, and gate output Instructor's Signature(10%) gates (e.g., for an AND gate, Y 0 when A -0; Y- B when...
A sequential circuit with two flip flops, A and B; one input, x; and one output y, is specified by the following next-state and output equations. B(t+1)=Ax A(t+1)=A'B+Bx'+AB'x a) List the circuit state table and draw the corresponding state diagram. b) Draw the logic diagram of the circuit using only, one D-type and one T-type flip flops, one 2X4 decoder and one 2-input OR gate. The complement of the input variable, x is not available.
A sequential circuit with two flip flops, A and B; one input, x; and one output y, is specified by the following next-state and output equations: B(t+1) = AX A(t+1) = A’B + BX’ + AB’X y = A’X’ + B’ a) List the circuit state table and draw the corresponding state diagram b) Draw the logic diagram of the circuit using only, one D-type and one T-type flip flops, one 2X4 decoder and one 2-input OR gate. The complement of the input...
Question 5. Finish the timing diagram for V and Z signals of the next circuit with delays of AND beside OR gates as shown on the circuit. AND gate delay5ns and OR gate delay 10 ns 5 ns 10 ns - Z W X Y Z 10 15 20 25 30 35 40 45 50 55 (ns) 0 5 Question 6. Consider the following function F (A, B, C, D) A'B' + A'C + BC A. Find all static-0 hazards....
Question 10 (5 marks) A combinational logic circuit is shown in Figure 3 along with a timing diagram. a) The output waveform (X) shown in the timing diagram is not correct for the circuit shown. Draw the correct waveform. (2 marks) b) The output waveform shown is the result of incorrect implementation of the circuit gates has been replaced by another type of gate. Which gate has been replaced and what is the replacement gate? Explain your answer. (3 marks)...
The following logic function is given as a sum of minterms F(A,B,C,D) = Σ A,B,C,D(0,1,4,5,9,11,13,15) A) Find out SOP for the function. B) List all the input pair(s) where we can observe a timing hazard from the K-map. C) Draw the timing hazard diagram for one of the input pair. Assume ALL gate delays are equal. Identify the timing hazard from the diagram. D) Write the expression of an equivalent logic function in which the timing hazard(s) is/are eliminated.
The following logic function is given as a sum of minterms F(W,X,Y,Z) = ∑W,X,Y,Z(2,7,10,13,14) + d(5,6,15) a) Draw the K-map for the given function F. b) What is the minimized SOP equation? c) Give all input pairs in the form of WXYZ where a transition between them would create a timing hazard. d) Draw the timing diagram showing the hazard for one of the cases. Assume ALL gate delays are equal. e) Provide the expression of an equivalent logic function...
(b) Using a timing diagram showing the clk, Q1 and D2 signals, explain the following timing constraints for the circuit shown in Figure 2.1 cqtcd 2 old where tod is the contamination delay of the combinational logic 7 marks reg2 reg1 Combinational D2 logic clk. clk Figure 2.1 (c) In the circuit shown in Figure 2.2, the flip-flops have a clock-to-Q contamination delay of 30 ps and a propagation delay of 80 ps. They have a setup time of 50...