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Partname:CD54HCT257
Description:High-Speed CMOS Logic Quad 2-Input Multiplexer with Three-State Non-Inverting Outputs
Manufacturer:Texas Instruments
Datasheet:PDF (276K).
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The 'HC257 and 'HCT257 are quad 2-input multiplexers which select four bits of data from two sources under the control of a common Select Input (S). The Output Enable input (OE) is active LOW. When OE is HIGH, all of the outputs (1Y-4Y) are in the high impedance state regardless of

Click here to download CD54HCT257 Datasheet
Click here to download CD54HCT257 Datasheet
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