參數(shù)資料
型號(hào)： 935197090118
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 編、解碼器及復(fù)用、解復(fù)用
英文描述： F/FAST SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
封裝： 3.90 MM, PLASTIC, MS-012AC, SOT-109-1, SO-16
文件頁(yè)數(shù)： 4/10頁(yè)
文件大?。?/td> 79K
代理商： 935197090118
Philips Semiconductors
Product specification
74F257A
Quad 2-line to 1-line selector/multiplexer, non-inverting
(3-State)
1995 Mar 31
3
LOGIC DIAGRAM
I0a
I1a
I0b
I1b
I0c
I1c
I0d
I1d
OE
S
2
3
5
6
11
10
14
13
15
1
479
12
Ya
Yb
Yc
Yd
VCC = Pin 16
GND = Pin 8
SF00676
FUNCTION TABLE
INPUTS
OUTPUT
OE
S
I0
I1
Y
H
X
Z
L
H
X
L
H
X
H
L
X
L
H
X
H
=
High voltage level
L
=
Low voltage level
X
=
Don’t care
Z
=
High impedance “off” state
APPLICATION
SF00677
I0a I1a I0b I1b I0c I1c I0d I1d
Ya
Yb
Yc
Yd
I0a I1a I0b I1b I0c I1c I0d I1d
Ya
Yb
Yc
Yd
I0a I1a I0b I1b I0c I1c I0d I1d
Ya
Yb
Yc
Yd
I0a I1a I0b I1b I0c I1c I0d I1d
Ya
Yb
Yc
Yd
74F257A
4-BIT
DATA
BUS
OE
S
OE
S
OE
S
OE
S
WORD A
WORD B
WORD C
WORD D
WORD E
WORD F
WORD G
WORD H
Y0
Y1
Y2
Y3
74F139
C
B
A
S2
S1
S0
ENABLE
相關(guān)PDF資料
PDF描述
933812610623 F/FAST SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
933812600602 F/FAST SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16
935197100112 F/FAST SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDIP16
935197960112 F/FAST SERIES, QUAD 2-INPUT AND GATE, PDIP14
933739330602 F/FAST SERIES, QUAD 2-INPUT AND GATE, PDSO14
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