Problem 1: Discuss the working of 4 x 1 multiplexer and 1 x 4 de-multiplexer with its logical diagram. Also Implement the function f (X, Y, Z) = ∑m (0, 2, 6, 7)
Problem 2: With the help of neat sketch, discuss the working of 4 x 2 Encoder and 2 x 4 decoder. Also implement the circuit with a decoder and external gates.
F1 (A, B, C) = ∑m(1, 3, 4); F2 (A, B, C) = ∑m(0,2,6,7)
Problem 3: State the difference between the following
a) Combinational and sequential Circuit
b) RAM and ROM
Problem 4: State the difference between Characteristic table and excitation table. Also Illustrate the Characteristic and excitation table of SR, JK, D and T FF.
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