EL5173, EL5373
14
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FN7312.9
August 28, 2012
Quarter Size Outline Plastic Packages Family (QSOP)
0.010
C A B
SEATING
PLANE
DETAIL X
E
E1
1
(N/2)
(N/2)+1
N
PIN #1
I.D. MARK
b
0.004 C
c
A
SEE DETAIL "X"
A2
4°±4°
GAUGE
PLANE
0.010
L
A1
D
B
H
C
e
A
0.007
C A B
L1
MDP0040
QUARTER SIZE OUTLINE PLASTIC PACKAGES FAMILY
SYMBOL
INCHES
TOLERANCE NOTES
QSOP16 QSOP24 QSOP28
A
0.068
Max.
-
A1
0.006
±0.002
-
A2
0.056
±0.004
-
b
0.010
±0.002
-
c
0.008
±0.001
-
D
0.193
0.341
0.390
±0.004
1, 3
E
0.236
±0.008
-
E1
0.154
±0.004
2, 3
e
0.025
Basic
-
L
0.025
±0.009
-
L1
0.041
Basic
-
N
16
24
28
Reference
-
Rev. F 2/07
NOTES:
1. Plastic or metal protrusions of 0.006” maximum per side are not
included.
2. Plastic interlead protrusions of 0.010” maximum per side are not
included.
3. Dimensions “D” and “E1” are measured at Datum Plane “H”.
4. Dimensioning and tolerancing per ASME Y14.5M-1994.