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Partname:74F253SJ
Description:Dual 4-Input Multiplexer with TRI-STATE Outputs
Manufacturer:National Semiconductor
Datasheet:PDF (168K).
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The 'F253 is a dual 4-input multiplexer with TRI-STATE outputs It can select two bits of data from four sources using common select inputs The output may be individually switched to a high impedance state with a HIGH on the respective Output Enable (OE) inputs allowing the outputs to interface directly with bus oriented systems

Click here to download 74F253SJ Datasheet
Click here to download 74F253SJ Datasheet
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