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54ACT257 Description

The ’AC/’ACT257 is a quad 2-input multiplexer with TRI-STATE outputs. Four bits of data from two sources can be selected using a mon Data Select input. The four outputs present the selected data in true (noninverted) form.

54ACT257 Key Features

  • S + I0a
  • S) Zb = OE
  • S + I0b
  • S) Zc = OE
  • S + I0c
  • S) Zd = OE
  • S + I0d
  • S) When the Output Enable (OE) is HIGH, the outputs are forced to a high impedance state. If the outputs are tied togeth