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Physics20805 marksNumerical: Digital circuit truth tableUniversal gates

The output of a digital circuit (y) is given by this expression: y = (C + overlineBA)(A + overlineB + D) where A, B, C and D represent inputs. Draw a circuit of above equation using OR, AND and NOT gate and hence find its truth table. [5+0]

The output of a digital circuit (y) is given by this expression: $y = (C + \overline{B}A)(A + \overline{B} + D)$ where A, B, C and D represent inputs. Draw a circuit of above equation using OR, AND and NOT gate and hence find its truth table. [5+0]

Expression: $$y = (C + \bar{B}A)(A + \bar{B} + D)$$ Inputs: A, B, C, D (4 inputs → $2^4 = 16$ combinations) Gates required: OR, AND, NOT only. --- - NOT gate: $\bar{B}$ - AND gate 1: $\bar{B}A$ - OR gate 1 (first factor): $P = C + \bar{B}A$ - OR gate 2 (second factor): $Q = A + \bar{B} + D$ - AND...

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