The MC74HC00A is identical in pinout to the LS00. The device inputs are compatible with Standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs.
Features
•Output Drive Capability: 10 LSTTL Loads
•Outputs Directly Interface to CMOS, NMOS and TTL
•Operating Voltage Range: 2 to 6 V
•Low Input Current: 1 A
•High Noise Immunity Characteristic of CMOS Devices
•In Compliance With the JEDEC Standard No. 7 A Requirements