M95256-R STMICROELECTRONICS [STMicroelectronics], M95256-R Datasheet - Page 36

• Manufacturer Part Number: M95256-R
• Description: 256 Kbit serial SPI bus EEPROM with high-speed clock
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Package mechanical data
10
36/43
Package mechanical data
In order to meet environmental requirements, ST offers the M95256 in ECOPACK
packages. These packages have a lead-free second level interconnect. The category of
second level interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97. The maximum ratings related to soldering
conditions are also marked on the inner box label. ECOPACK is an ST trademark.
ECOPACK specifications are available at www.st.com.
Figure 18. SO8N – 8 lead plastic small outline, 150 mils body width, package outline
1. Drawing is not to scale.
Table 20.
1. Values in inches are converted from mm and rounded to 4 decimal digits.
A
A1
A2
b
c
ccc
D
E
E1
e
h
k
L
L1
Symbol
SO8N – 8 lead plastic small outline, 150 mils body width, package data
A2
1.27
1.04
Typ
4.9
3.9
6
b
8
1
e
D
millimeters
1.25
0.28
0.17
0.25
Min
0.1
4.8
5.8
3.8
0.4
0°
E1
-
A
E
ccc
Max
1.75
0.25
0.48
0.23
1.27
0.1
6.2
0.5
8°
5
4
-
A1
0.1929
0.2362
0.1535
0.0409
0.05
Typ
L1
L
M95256, M95256-W, M95256-R
GAUGE PLANE
h x 45˚
0.25 mm
c
inches
0.0039
0.0492
0.0067
0.2283
0.1496
0.0098
0.0157
0.011
0.189
Min
0°
-
k
SO-A
(1)
®
0.0689
0.0098
0.0189
0.0091
0.0039
0.1969
0.2441
0.1575
0.0197
Max
0.05
8°
-