TECHNICAL DATA IN74HC00A Quad 2-Input NAND Gate The IN74HC00A is identical in pinout to the LS/ALS00.
The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALSTTL outputs.
Outputs Directly Interface to CMOS, NMOS, and TTL Operating Voltage Range: 2.0 to 6.0 V Low Input Current: 1.0 µA High Noise Immunity Characteristic of CMOS Devices ORDERING INFORMATION IN74HC00AN Plastic IN74HC00AD SOIC TA = -5