74AC257
QUAD 2 CHANNEL MULTIPLEXER (3-STATE)
s s
s
s
s
s
These IC’s are composed of an independent 2 channel multiplexer with common SELECT and ENABLE INPUT. s The AC257 is a non inverting multiplexer. When the ENABLE INPUT is held ”High”, outputs s of both IC’s become high impedance state. If SELECT INPUT is held ”Low”, ”A” data is DESCRIPTION selected...
