Question: For the circuit shown in Fig. 4.26 (a). Write the Boolean functions for the four outputs in terms of the input variables. (b). If the

For the circuit shown in Fig. 4.26

(a). Write the Boolean functions for the four outputs in terms of the input variables.

(b). If the circuit is described in a truth table, how many rows and columns would there be in the table?

Ao A A A3 B B- B3 S (select) 288 E (enable)

Ao A A A3 B B- B3 S (select) 288 E (enable) FIGURE 4.26 Quadruple two-to-one-line multiplexer Section 4.11 Multiplexers 185 D-Yo D-Y D-Y Output Y X all 0's 0 select A 1 select B Function table E 1 0 0 S o multiplexer

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