Table 1.

ICC “truth” or state table.

VTS out (ICC in 1)	CTM out (ICC in 2)	BVXCT in (ICC out)
H	H	H
xx	L	L
L	xx	L

Note: H = High or ∼5 V (not asserted), L = low or ∼0 V (asserted), xx = either H or L (i.e., so-called “do not care”) for TTL active-low logic.