The MC74F240N is an octal buffer and line driver designed to be employed as a memory address driver, clock driver, and bus-oriented transmitter/receiver which provide improved PC board density.
3-State Outputs Drive Bus Lines or Buffer Memory Address Registers
Outputs Sink 64 mA
15 mA Source Current
Input Clamp Diodes Limit High-Speed Termination Effects
ESD > 4000 Volts
20 pin DIP. Manufactured by Motorola.