HD74HC679 Datasheet (PDF) Download
Hitachi Semiconductor
HD74HC679

Description

The HD74HC679 address parator simplifies addressing of memory boards and/or other peripheral devices. The four P inputs are normally hard wired with a preprogrammed address.

Key Features

  • 0.5 1.35 1.8
  • Propagation delay t PLH time t PHL t PLH t PHL 2.0 4.5 6.0 180 - 36 31
  • Output rise/fall time t TLH t THL 2.0 4.5 6.0 Input capacitance Cin