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5pcs SN74LS173N SN74LS173A 74LS173 4-Bit D-Type Registers with 3-State Outputs IC Chips 5V,DIP-16.

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About this item

  • Fully Edge-Triggered
  • 3-State Outputs
  • Gated Input and Output Enables
  • Input Clamp Diodes Limit High-Speed Termination Effects.
  • NOTE:Exposure to absolute maximum rating conditions for extended periods may affect device reliability. We do not provide technical support, please familiarize yourself with the parameters and performance of the purchased products in advance. Sincerely apologize for you.


The SN74LS173N is a high-speed 4-BitRegister featuring 3-state outputs foruse in bus-organized systems. The clock is fully edge-triggered allowingeither a load from the D inputs ora hold (retain register contents) dependingon the state of the Input Enable Lines (IE1, IE2).
A High on either Output Enable line (OE1, OE2) brings the output to a high impedance state without affecting the actual register contents. A High on the Master Reset (MR)input resets the Register regardless of the state of theClock (CP), the Output Enable (OE1, OE2) or the Input Enable (IE1, IE2) lines.
Package Including:
5pcs*SN74LS173N