Question: A 5-bit flash ADC in Figure P484 uses a reference voltage of 6 V. Find the output code for the analog inputs vS3.5V, 2.3V, and

A 5-bit flash ADC in Figure P4–84 uses a reference voltage of 6 V. Find the output code for the analog inputs vS¼3.5V, 2.3V, and 5.3V. If the reference voltage is changed to 9 V, which of these codes would change? R VN1 REF VS Wo R R VN2 R VN3 R VN4

R VN1 REF VS Wo R R VN2 R VN3 R VN4 R VN5 R w www w + '+ + -ob -ob -ob3 + -ob4 +/ FIGURE P4-84 -obs

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