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Datasheet 74AC257 Equivalent ( PDF ) |
N.º | Número de pieza | Descripción | Fabricantes | |
7 | 74AC257 | QUAD 2 CHANNEL MULTIPLEXER 3-STATE 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 st |
STMicroelectronics |
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6 | 74AC257 | Quad 2-Input Multiplexer with 3-STATE Outputs 74AC257 • 74ACT257 Quad 2-Input Multiplexer with 3-STATE Outputs
November 1988 Revised November 1999
74AC257 • 74ACT257 Quad 2-Input Multiplexer with 3-STATE Outputs
General Description
The AC/ACT257 is a quad 2-input multiplexer with 3STATE outputs. Four bits of data from two sources can be s |
Fairchild Semiconductor |
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5 | 74AC257B | QUAD 2 CHANNEL MULTIPLEXER 3-STATE 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 st |
STMicroelectronics |
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4 | 74AC257MTC | Quad 2-Input Multiplexer with 3-STATE Outputs 74AC257 • 74ACT257 Quad 2-Input Multiplexer with 3-STATE Outputs
November 1988 Revised November 1999
74AC257 • 74ACT257 Quad 2-Input Multiplexer with 3-STATE Outputs
General Description
The AC/ACT257 is a quad 2-input multiplexer with 3STATE outputs. Four bits of data from two sources can be s |
Fairchild Semiconductor |
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Número de pieza | Descripción | Fabricantes | |
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