tm
TE
CH
T15V256A
PACKAGE DIMENSIONS
28-LEAD SOP
e1
28
15
E HE
Detail F
1
D
A2
S
y
Seating Plane
Symbol
A
A1
A2
b
C
D
E
e
HE
L
LE
S
y
θ
Dimension in inches
min.
-
0.01
0.083
0.014
0.004
-
0.322
0.044
0.453
0.026
0.047
-
-
0°
typ.
-
-
0.085
0.016
0.006
0.713
0.331
0.050
0.465
0.033
0.059
39
-
-
max
0.098
-
0.087
0.018
0.008
0.733
0.338
0.056
0.476
0.041
0.071
-
0.005
10°
Dimension in mm
min.
-
0.25
2.13
0.39
0.1
-
8.2
1.12
11.5
0.65
1.2
-
-
0°
typ.
-
-
2.15
0.4
0.15
18.1
8.4
1.27
11.8
0.85
1.5
1.0
-
-
max.
2.5
-
2.17
0.41
0.2
18.6
8.6
1.42
12.1
1.05
1.8
-
0.12
10°
Notes :
1. Dimensions D max. & S include
mold flash or tie bar burrs.
2. Dimension b does not include
dambar protrusion / intrusion.
3. Dimensions D & E include 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.
e
A1
See Detail F
A
LE
b
14
L
e1
C
Taiwan Memory Technology, Inc. reserves the right
to change products or specifications without notice.
P. 10
Publication Date: SEP. 2001
Revision:A
TMT [ TAIWAN MEMORY TECHNOLOGY ]
