MC74LVX257DR2G(2011) Ver la hoja de datos (PDF) - ON Semiconductor
Número de pieza
componentes Descripción
fabricante
MC74LVX257DR2G Datasheet PDF : 8 Pages
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MC74LVX257
S1
A0 2
B0 3
Y0 4
A1 5
B1 6
Y1 7
GND 8
16 VCC
15 OE
14 A3
13 B3
12 Y3
11 A2
10 B2
9 Y2
Figure 1. Pin Assignment
I0a 2
I1a 3
I0b 5
I1b 6
I0c 14
I1c 13
I0d 11
I1d 10
OE 15
S
1
OE 15
S1
A0 2
B0 3
A1 5
B1 6
A2 11
B2 10
A3 14
B3 13
EN
G1
1 MUX
1
4
Y0
7
Y1
9
Y2
12
Y3
Figure 3. IEC Logic Symbol
4 Za
7 Zb
12 Zc
9 Zd
Figure 2. Expanded Logic Diagram
FUNCTION TABLE
Inputs
OE
S
Outputs
Y0 − Y3
H
X
Z
L
L A0 −A3
L
H B0 −B3
A0 − A3, B0 − B3 = the levels
of the respective Data−Word
Inputs.
ORDERING INFORMATION
Device
Package
Shipping†
MC74LVX257DG
SOIC−16
(Pb−Free)
48 Units / Rail
MC74LVX257DR2G
SOIC−16
(Pb−Free)
2500 Tape & Reel
MC74LVX257DTG
TSSOP−16*
96 Units / Rail
MC74LVX257DTR2G
TSSOP−16*
2500 Tape & Reel
MC74LVX257MG
SOEIAJ−16
50 Units / Rail
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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