Dual 4-Input AND Gate
The IN74HCT21A is high-speed Si-gate CMOS device and is pin compatible with low power Schottky TTL (LSTTL) . The device provide the Dual 4-input AND function.
· Outputs Directly Interface to CMOS, NMOS, and TTL
· Operating Voltage Range: 4.5 to 5.5 V
· Low Input Current: 1.0 μA
· High Noise Immunity Characteristic of CMOS Devices