Download HD74ACT298 Datasheet PDF
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HD74ACT298 Description

This device is a high-speed multiplexer with storage. It selects four bits of data from two sources (Ports) under the control of a mon Select input (S). The selected data is transferred to the 4-bit output register synchronous with the HIGH-to-LOW transition of the Clock input ( CP.

HD74ACT298 Key Features

  • Outputs Source/Sink 24 mA
  • HD74ACT298 has TTL-patible Inputs
  • I1d I0a
  • I0d S CP Qa
  • Qd Source 1 Data Inputs Source 0 Data Inputs Select Input Clock Pulse Input (Active Falling Edge) Outputs
  • 2.1 V, VCC = 5.5 V, Ta = Worst case
  • 7.0 5.0 7.5 5.5 Max
  • 11.5 8.5 11.5 8.5 ns Unit MHz
  • 6.0 6.5 Max
  • 11.0 11.0 Unit MHz ns