MC74LCX16245
http://onsemi.com
7
PACKAGE DIMENSIONS
TSSOP−48
DT SUFFIX
CASE 1201−01
ISSUE B
S
U
M
0.12 (0.005) V
S
T
S
U
M
0.254 (0.010) T
−V−
B
A
L
K
−U−
48X REF
PIN 1
IDENT.
124
2548
0.076 (0.003)
SEATING
D
−T−
PLANE
DIM MIN MAX MIN MAX
INCHESMILLIMETERS
A 12.40 12.60 0.488 0.496
B 6.00 6.20 0.236 0.244
C −−− 1.10 −−− 0.043
D 0.05 0.15 0.002 0.006
F 0.50 0.75 0.020 0.030
G 0.50 BSC 0.0197 BSC
H 0.37 −−− 0.015 −−−
J 0.09 0.20 0.004 0.008
J1 0.09 0.16 0.004 0.006
K 0.17 0.27 0.007 0.011
K1 0.17 0.23 0.007 0.009
L 7.95 8.25 0.313 0.325
M 0 8 0 8
__ __
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSIONS A AND B DO NOT INCLUDE
MOLD FLASH, PROTRUSIONS OR GATE
BURRS. MOLD FLASH OR GATE BURRS
SHALL NOT EXCEED 0.15 (0.006) PER SIDE.
4. 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.
5. TERMINAL NUMBERS ARE SHOWN FOR
REFERENCE ONLY.
6. DIMENSIONS A AND B ARE TO BE
DETERMINED AT DATUM PLANE −W−.
C
G
H
−W−
DETAIL E
J
K1
K
J1
SECTION N−N
M
0.25 (0.010)
F
DETAIL E
N
N
8.45
48X
0.32
0.50
DIMENSIONS: MILLIMETERS
1
PITCH
SOLDERING FOOTPRINT
RECOMMENDED
48X
1.00
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MC74LCX16245/D
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