MC74HC157 ONSEMI [ON Semiconductor], MC74HC157 Datasheet - Page 7

• Manufacturer Part Number: MC74HC157
• Description: Quad 2-Input Data Selectors/Multiplexers
• Manufacturer: ONSEMI [ON Semiconductor]

–T–
0.15 (0.006) T
0.15 (0.006) T
0.10 (0.004)
SEATING
PLANE
L
U
U
PIN 1
IDENT.
D
S
S
2X
L/2
C
16
1
16X
K
–V–
0.10 (0.004)
A
REF
G
PACKAGE DIMENSIONS
M
9
8
http://onsemi.com
T
MC74HC157A
–U–
U
CASE 948F–01
B
DT SUFFIX
TSSOP–16
H
S
ISSUE O
N
V
7
N
J
S
DETAIL E
DETAIL E
J1
F
0.25 (0.010)
Ç Ç Ç
É É É
Ç Ç Ç
É É É
SECTION N–N
M
K1
K
–W–
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
3. DIMENSION A DOES NOT INCLUDE MOLD FLASH.
4. DIMENSION B DOES NOT INCLUDE INTERLEAD
5. DIMENSION K DOES NOT INCLUDE DAMBAR
6. TERMINAL NUMBERS ARE SHOWN FOR
7. DIMENSION A AND B ARE TO BE DETERMINED AT
2. CONTROLLING DIMENSION: MILLIMETER.
Y14.5M, 1982.
PROTRUSIONS OR GATE BURRS. MOLD FLASH OR
GATE BURRS SHALL NOT EXCEED 0.15 (0.006) PER
SIDE.
FLASH OR PROTRUSION. INTERLEAD FLASH OR
PROTRUSION SHALL NOT EXCEED
0.25 (0.010) PER SIDE.
PROTRUSION. ALLOWABLE DAMBAR PROTRUSION
SHALL BE 0.08 (0.003) TOTAL IN EXCESS OF THE K
DIMENSION AT MAXIMUM MATERIAL CONDITION.
REFERENCE ONLY.
DATUM PLANE –W–.
DIM
K1
J1
A
B
C
D
G
H
K
M
F
J
L
MILLIMETERS
MIN
4.90
4.30
0.05
0.50
0.18
0.09
0.09
0.19
0.19
–––
0
0.65 BSC
6.40 BSC
_
MAX
5.10
4.50
1.20
0.15
0.75
0.28
0.20
0.16
0.30
0.25
8
_
0.193
0.169
0.002
0.020
0.007
0.004
0.004
0.007
0.007
MIN
–––
0.026 BSC
0.252 BSC
0
INCHES
_
MAX
0.200
0.177
0.047
0.006
0.030
0.011
0.008
0.006
0.012
0.010
8
_