TECHNICAL DATA IN74HC32A Quad 2-Input OR Gate High-Performance Silicon-Gate CMOS N SUFFIX PLASTIC DIP The IN74HC32A is identical in pinout to the LS/ALS32.
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 14 1 14