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MC74LVX257 Datasheet(PDF) 2 Page - ON Semiconductor

Part No. MC74LVX257
Description  Quad 2-Channel Multiplexer with 3-State Outputs
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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MC74LVX257 Datasheet(HTML) 2 Page - ON Semiconductor

   
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MC74LVX257
http://onsemi.com
2
FUNCTION TABLE
OE
S
Y0 − Y3
A0 − A3, B0 − B3 = the levels
of the respective Data−Word
Inputs.
H
L
L
X
L
H
Z
A0 − A3
B0 − B3
Inputs
Outputs
3
OE
S
A0
B0
A1
B1
A2
B2
2
5
6
11
10
14
13
12
9
7
4
Y0
MUX
Y1
Y2
Y3
EN
1
15
A3
B3
G1
1
1
Figure 1. Pin Assignment
13
14
15
16
9
10
11
12
5
4
3
2
1
8
7
6
S
Y0
B0
A0
Y1
B1
A1
GND
Y3
B3
A3
OE
VCC
B2
A2
Y2
Figure 2. Expanded Logic Diagram
Figure 3. IEC Logic Symbol
Za
I0a
4
2
S
I1a
3
1
Zb
I0b
7
5
I1b
6
Zc
I0c
12
14
I1c
13
Zd
I0d
9
11
I1d
10
OE
15
ORDERING INFORMATION
Device
Package
Shipping
MC74LVX257D
SOIC−16
48 Units / Rail
MC74LVX257DG
SOIC−16
(Pb−Free)
48 Units / Rail
MC74LVX257DR2
SOIC−16
2500 Tape & Reel
MC74LVX257DR2G
SOIC−16
(Pb−Free)
2500 Tape & Reel
MC74LVX257DT
TSSOP−16*
96 Units / Rail
MC74LVX257DTR2
TSSOP−16*
2500 Tape & Reel
MC74LVX257M
SOEIAJ−16
50 Units / Rail
MC74LVX257MEL
SOEIAJ−16
2000 Tape & Reel
MC74LVX257MELG
SOEIAJ−16
(Pb−Free)
2000 Tape & Reel
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
*This package is inherently Pb−Free.


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