The IN74AC34 is identical in pinout to the LS/ALS34, HC/HCT34. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALS outputs.

•  Outputs Directly Interface to CMOS, NMOS, and TTL
•  Operating Voltage Range: 2.0 to 6.0 V
•  Low Input Current: 1.0 µA; 0.1 µA @ 25°C
•  High Noise Immunity Characteristic of CMOS Devices
•  Outputs Source/Sink 24 mA