Three select lines are required to address four data input lines.

More Questions from Combinational Logic Circuits

• A digital circuit that converts coded information into a familiar or non-coded form is known as an encoder.
• The 54 prefix on ICs indicates a broader operating temperature range, generally intended for military use.
• An exclusive-OR gate will invert a signal on one input if the other is always HIGH.
• The simplified form of .
• In true sum-of-products expressions, the inversion signs cannot cover more than single variables in a term.
• Truth tables are great for listing all possible combinations of independent variables.
• The Boolean equation of the exclusive-NOR function is .
• When decisions demand two possible actions, the IF/THEN/ELSE control structure is used.
• A good rule of thumb for determining the pin numbers of dual-in-line package IC chips would be to place the notch to your right and pin #1 will always be in the lower right corner.
• In an even-parity system, the parity bit is adjusted to make an even number of one bits.

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