The SL74HCT04 may be used as a level converter for interfacing TTL or NMOS outputs to High-Speed CMOS inputs.
The SL74HCT04 is identical in pinout to the LS/ALS04.

· TTL/NMOS-Compatible Input Levels
· Outputs Directly Interface to CMOS, NMOS, and TTL
· Operating Voltage Range: 4.5 to 5.5 V
· Low Input Current: 1.0 mA