參數(shù)資料
型號: MCM6229BBXJ35
廠商: MOTOROLA INC
元件分類: DRAM
英文描述: 256K x 4 Bit Static Random Access Memory
中文描述: 256K X 4 STANDARD SRAM, 35 ns, PDSO28
封裝: 0.400 INCH, SOJ-28
文件頁數(shù): 7/8頁
文件大?。?/td> 125K
代理商: MCM6229BBXJ35
MCM6229BB
7
MOTOROLA FAST SRAM
28 LEAD
400 MIL SOJ
CASE 810–03
PACKAGE DIMENSIONS
DIM
A
B
C
D
E
F
G
H
K
L
M
N
P
R
S
MIN
0.720
0.395
0.128
0.015
0.088
0.026
0.050 BSC
–––
0.035
0.025 BSC
0
0.030
0.435
0.360
0.030
MAX
0.730
0.405
0.148
0.020
0.098
0.032
MIN
18.29
10.04
3.26
0.39
2.24
0.67
MAX
18.54
10.28
3.75
0.50
2.48
0.81
MILLIMETERS
INCHES
1.27 BSC
–––
0.89
0.64 BSC
0
0.76
11.05
9.15
0.77
0.020
0.045
0.50
1.14
5
5
0.045
0.445
0.380
0.040
1.14
11.30
9.65
1.01
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. DIMENSION A AND B DO NOT INCLUDE MOLD
PROTRUSION. MOLD PROTRUSION SHALL NOT
EXCEED 0.15 (0.006) PER SIDE.
4. DIMENSION R TO BE DETERMINED AT DATUM
–T–.
–A–
1
14
28
15
H BRK
L
G
M
K
DETAIL Z
N
DETAIL Z
F
D
M
E
P
R
S
SEATING
–T–
0.10 (0.004)
S
A
M
0.18 (0.007)
T
S
B
S
0.18 (0.007)
T
S
B
S
0.25 (0.010)
T
28 PL
RADIUS
C
–B–
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