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MC74HC157A 数据表(PDF) 6 Page - ON Semiconductor

部件名 MC74HC157A
功能描述  Quad 2-Input Data Selectors/Multiplexers
Download  7 Pages
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制造商  ONSEMI [ON Semiconductor]
网页  http://www.onsemi.com
标志 ONSEMI - ON Semiconductor

MC74HC157A 数据表(HTML) 6 Page - ON Semiconductor

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MC74HC157A
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6
PACKAGE DIMENSIONS
TSSOP−16
CASE 948F
ISSUE B
DIM
MIN
MAX
MIN
MAX
INCHES
MILLIMETERS
A
4.90
5.10
0.193
0.200
B
4.30
4.50
0.169
0.177
C
−−−
1.20
−−−
0.047
D
0.05
0.15
0.002
0.006
F
0.50
0.75
0.020
0.030
G
0.65 BSC
0.026 BSC
H
0.18
0.28
0.007
0.011
J
0.09
0.20
0.004
0.008
J1
0.09
0.16
0.004
0.006
K
0.19
0.30
0.007
0.012
K1
0.19
0.25
0.007
0.010
L
6.40 BSC
0.252 BSC
M
0
8
0
8
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A DOES NOT INCLUDE MOLD
FLASH. PROTRUSIONS OR GATE BURRS.
MOLD FLASH OR GATE BURRS SHALL NOT
EXCEED 0.15 (0.006) PER SIDE.
4. DIMENSION B DOES NOT INCLUDE
INTERLEAD FLASH OR PROTRUSION.
INTERLEAD FLASH OR PROTRUSION SHALL
NOT EXCEED 0.25 (0.010) PER SIDE.
5. DIMENSION K DOES NOT INCLUDE
DAMBAR PROTRUSION. ALLOWABLE
DAMBAR PROTRUSION SHALL BE 0.08
(0.003) TOTAL IN EXCESS OF THE K
DIMENSION AT MAXIMUM MATERIAL
CONDITION.
6. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
7. DIMENSION A AND B ARE TO BE
DETERMINED AT DATUM PLANE −W−.
___
_
SECTION N−N
SEATING
PLANE
IDENT.
PIN 1
1
8
16
9
DETAIL E
J
J1
B
C
D
A
K
K1
H
G
DETAIL E
F
M
L
2X
L/2
−U−
S
U
0.15 (0.006) T
S
U
0.15 (0.006) T
S
U
M
0.10 (0.004)
V S
T
0.10 (0.004)
−T−
−V−
−W−
0.25 (0.010)
16X
REF
K
N
N
7.06
16X
0.36
16X
1.26
0.65
DIMENSIONS: MILLIMETERS
1
PITCH
SOLDERING FOOTPRINT
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.


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