SN74HC00 Overview 74HC00 devices contain four independent 2-input NAND gate. Other qualified versions of the device type definition version SN74HC00 military applications SN54HC00 QML certified for Military and Defense Applications Automotive SN74HC00-Q1 Q100 applies to the pursuit of zero defects in high-reliability automotive applications device description "HC00 device contains four independent 2 -input NAND gate. They perform the Boolean function Y = (A? B) \, or Y = \ + B \ positive logic. Wide operating voltage range characteristic 2 V 6 V output can drive 10 LSTTL load low-power, 20 μA Max Criminal Tribunal typical resource = 8 ns at 5 V ± 4-mA output drive low input current of 1μA Max