Octal 3−State Noninverting Buffer/Line Driver/Line Receiver   
High–Performance Silicon–Gate CMOS
   
The MC74HC244A is identical in pinout to the LS244. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LSTTL outputs.
   
• Output Drive Capability: 15 LSTTL Loads
• Outputs Directly Interface to CMOS, NMOS, and TTL
• Operating Voltage Range: 2 to 6 V
• Low Input Current: 1 µA
• High Noise Immunity Characteristic of CMOS Devices
• In Compliance with the Requirements Defined by JEDEC Standard
    No. 7A
• Chip Complexity: 136 FETs or 34 Equivalent Gates