Suppose you have a module that uses the encoding described in Table 1.1  but you have freedom to choose either (V_OL, V_OH) = (0.3, 2.2) or (V_OL, V_OH) = (0.1, 2.1). Which of these output ranges would you choose and why?

Data in Table 1.1

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Parameter Value Description Vmin Vo VOL VIL VIH VOH V₁ Vmax -0.3 V 0.0 V 0.2 V 0.7 V 1.7 V 2.1 V 2.5 V 2.8 V absolute minimum voltage below which damage occurs nominal voltage representing logic "0" maximum output voltage representing logic "0" maximum voltage considered to be a logic "0" by a module input minimum voltage considered to be a logic "1" by a module input minimum output voltage representing logic "1" nominal voltage representing logic "1" absolute maximum voltage above which damage occurs