BUY HD74LS05P https://www.utsource.net/itm/p/1272199.html
Hex Inverter
Description: The HD74LS05P is a 14-pin integrated circuit logic gate from Hitachi. It is a Quadruple 2-input Positive-OR Gate. Features: Low power dissipation High noise immunity High speed operation Low input current Outputs source/sink 24mA Applications: Data processing Logic control Memory decoding Signal gating Interface circuit Bus line control (For reference only)