Table $8-1$

$\backslash$table$[[,74,745,74$ LS$,7A5,74$ ALS,$74$ F$],[$Performance ratings,,,,,,$],[,,,,,,],[$Propagation delay $($ns$),9,3,9\mathrm{.}5,1\mathrm{.}7,4,3],[$Power dissipation $($mW$),10,20,2,8,1\mathrm{.}2,6],[$Speed$-$power product $($pJ$),90,60,19,13\mathrm{.}6,4\mathrm{.}8,18],[$Max$.$ clock rate $($MHz$),35,125,45,200,70,100],[$Fan$-$out $($same series$),10,20,20,40,20,33],[,,,,,,],[$Voltage parameters,,,,,,$],[V_{OH}($min$),2\mathrm{.}4,2\mathrm{.}7,2\mathrm{.}7,2\mathrm{.}5,2\mathrm{.}5,2\mathrm{.}5],[V_{OL}($max$),0\mathrm{.}4,0\mathrm{.}5,0\mathrm{.}5,0\mathrm{.}5,0\mathrm{.}4,0\mathrm{.}5],[V_{IH}($min$),2\mathrm{.}0,2\mathrm{.}0,2\mathrm{.}0,2\mathrm{.}0,2\mathrm{.}0,2\mathrm{.}0],[V_{IL}($max$),0\mathrm{.}8,0\mathrm{.}8,0\mathrm{.}8,0\mathrm{.}8,0\mathrm{.}8,0\mathrm{.}8]]$

Refer to Table $8-1.$ Which series is capable of driving the fewest device inputs of the same series?

$$

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$74$

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$74$AS

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$74$F

$745/74$LS