W24L257Q70L View Datasheet(PDF) - Winbond
Part Name
Description
Manufacturer
W24L257Q70L Datasheet PDF : 11 Pages
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PACKAGE DIMENSIONS
28-pin SO Wide Body
W24L257
28
15
e1
E HE
L
Detail F
1
14
b
D
A2 A
S
e
y
A1
Seating Plane
e1
c
LE
See Detail F
Symbol
A
A1
A2
b
c
D
E
e
HE
L
LE
S
y
θ
Dimension in Inches
Min. Nom. Max.
0.112
Dimension in mm
Min. Nom. Max.
2.85
0.004
0.10
0.093 0.098 0.103 2.36 2.49 2.62
0.014 0.016 0.020 0.36 0.41 0.51
0.008 0.010 0.014 0.20 0.25 0.36
0.713 0.733
18.11 18.62
0.326 0.331 0.336 8.28 8.41 8.53
0.044 0.050 0.056 1.12 1.27 1.42
0.453 0.465 0.477 11.51 11.81 12.12
0.028 0.036 0.044 0.71 0.91 1.12
0.059 0.067 0.075
0.047
1.50
1.70
1.91
1.19
0.004
0.10
0
10
0
10
Notes:
1. Dimension D Max. & S include mold flash
or tie bar burrs.
2. Dimension b does not include dambar
protrusion/intrusion.
3. Dimension D & E in.clude mold mismatch
and determined at the mold parting line.
4. Controlling dimension: Inches.
5. General appearance spec should be based
on final visual inspection spec.
28-pin Standard Type One TSOP
HD
D
1
e
b
θ
L
L1
c
E
A2 A
A1
Y
Dimension In Inches Dimension In mm
Symbol
Min. Nom. Max. Min. Nom. Max.
A
A1
A2
b
c
D
E
HD
e
L
L1
Y
θ
0.047
1.20
0.002
0.006
0.035 0.040 0.041
0.007 0.008 0.011
0.004 0.006 0.008
0.461 0.465 0.469
0.311 0.315 0.319
0.05
0.95
0.17
0.10
11.70
7.90
0.15
1.00 1.05
0.20 0.27
0.15 0.21
11.80 11.90
8.00 8.10
0.520
0.020
0.000
0.528
0.022
0.024
0.536
0.028
0.010
0.004
13.20
0.50
0.00
13.40
0.55
0.60
0.25
13.60
0.70
0.10
0
3
5
0
3
5
Controlling dimension: Millimeters
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