km641001a Samsung Semiconductor, Inc., km641001a Datasheet - Page 8

• Manufacturer Part Number: km641001a
• Description: 256kx 4 High Speed Static Ram 5v Operating , Evolutionary Pin Out Operated At Commercial Temperature Range
• Manufacturer: Samsung Semiconductor, Inc.

PACKAGE DIMENSIONS
KM641001A
28-SOJ-400A
0.440
11.18
(
0.005
0.12
0.0375
0.95
)
#28
#1
0.43
0.017
+0.004
+0.10
-0.002
-0.05
18.41
0.725
18.82
0.741
0.050
1.27
MAX
0.12
0.005
- 8 -
0.71
0.028
+0.10
+0.004
-0.05
-0.002
#15
#14
(
(
0.050
0.052
1.27
1.32
)
)
0.148
3.76
Units:millimeters/Inches
0.027
0.69
MAX
CMOS SRAM
MIN
PRELIMINARY
0.004
0.10 MAX
0.370
February 1998
9.40
0.20
0.008
0.25
0.010
Rev 5.0
+0.10
+0.10
-0.05
-0.002