MC-458CB646 Datasheet, PDF (12/16 Pages) NEC – 8M-WORD BY 64-BIT SYNCHRONOUS DYNAMIC RAM MODULE UNBUFFERED TYPE

MC-458CB646
Package Drawing
168-PIN DUAL IN-LINE MODULE (SOCKET TYPE)
Y
M1(AREA B)
ER
M2(AREA A)
S
A
O(OPTIONAL HOLES)
J
B
L^I
G
H
K
C
A(AREA B)
B
D
E
Z
N
Q
M
L
T
U
A1(AREA A)
Pr detail of A part
W
od _V
uct ^X
detail of B part
D2
P
D1
ITEM
A
A1
B
C
D
D1
D2
E
G
H
I
J
K
L
M
M1
M2
N
P
Q
R
S
T
U
V
W
MILLIMETERS
133.35
133.35±0.13
11.43
36.83
6.35
2.00
3.125
54.61
6.35
1.27 (T.P.)
8.89
24.495
42.18
17.78
25.4±0.13
5.62
19.78
2.80 MAX.
1.00
R2.0
4.00±0.10
φ 3.00
1.27±0.10
4.0 MIN.
0.20±0.15
1.00±0.05
X
2.54±0.10
Y
3.00 MIN.
Z
3.00 MIN.
M168S-50A103
12
Data Sheet E0063N10