參數(shù)資料
型號: 74LV257D
廠商: NXP SEMICONDUCTORS
元件分類: 通用總線功能
英文描述: Quad 2-input multiplexer 3-State
中文描述: LV/LV-A/LVX/H SERIES, QUAD 2 LINE TO 1 LINE MULTIPLEXER, TRUE OUTPUT, PDSO16
文件頁數(shù): 3/12頁
文件大?。?/td> 114K
代理商: 74LV257D
Philips Semiconductors
Product specification
74LV257
Quad 2-input multiplexer (3-State)
1998 May 20
3
LOGIC SYMBOL
SV00637
1
S
OE
2
1I
0
2I
0
3I
0
4I
0
11
I
2I
1
3I
1
4I
1
3
5
4
1Y
6
7
2Y
10
12
4Y
14
11
9
3Y
13
15
LOGIC SYMBOL (IEEE/IEC)
SV00638
EN
G1
15
1
7
4
9
12
6
5
3
2
MUX
1
11
10
14
13
1
LOGIC DIAGRAM
SV00640
OE
1Y
2Y
3Y
4Y
1I
1
1I0
2I
1
2I
0
3I
1
3I
0
4I
1
4I
0
S
FUNCTIONAL DIAGRAM
SV00639
OE
S
SELECTOR
MOUTPUTS
1I
0
1Y
2Y
3Y
4Y
1I
1
2I
0
2I
1
3I
0
3I
1
4I
0
4I
1
1
15
7
4
9
12
6
5
2
3
11
10
14
13
FUNCTION TABLE
INPUTS
OUTPUTS
OE
S
nl
0
X
nl
1
X
nY
H
X
Z
L
L
L
L
H
H
L
L
X
X
L
H
L
H
X
X
L
H
L
H
NOTES:
H =
L
=
X =
Z
=
HIGH voltage level
LOW voltage level
don’t care
high impedance OFF-state
相關(guān)PDF資料
PDF描述
74LV257N Quad 2-input multiplexer 3-State
74LV257PW Quad 2-input multiplexer 3-State
74LV257PWDH Quad 2-input multiplexer 3-State
74LV257DB Quad 2-input multiplexer 3-State
74LV259 8-bit addressable latch
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74LV257DB 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Quad 2-input multiplexer 3-State
74LV257DB-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:2-Input Digital Multiplexer
74LV257D-T 制造商:未知廠家 制造商全稱:未知廠家 功能描述:2-Input Digital Multiplexer
74LV257N 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Quad 2-input multiplexer 3-State
74LV257PW 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Quad 2-input multiplexer 3-State