M54/74HC266 M54/74HC7266 HC266 QUAD EXCLUSIVE NOR .
M54HC7266 - HC266 QUAD EXCLUSIVE NOR GATE WITH OPEN DRAIN HC7266 QUAD EXCLUSIVE NOR GATE
M54/74HC266 M54/74HC7266 HC266 QUAD EXCLUSIVE NOR GATE WITH OPEN DRAIN HC7266 QUAD EXCLUSIVE NOR GATE . . . . . . . . HIGH SPEED tPD = 10 ns (TYP.) .