PowerPC 750TM SCM RISC Microprocessor
Preliminary Copy
Figure 21. Mechanical Dimensions and Bottom Surface Nomenclature of the 360 CBGA Package.
2X
0.2
NOTES:
1.
A
D
DIMENSIONING AND TOLERANCING PER ASME
Y14.5M, 1994.
A01 CORNER
LOCATOR
2.
3.
DIMENSIONS IN MILLIMETERS.
TOP SIDE A1 CORNER INDEX IS A METALIZED
FEATURE WITH VARIOUS SHAPES. BOTTOM SIDE A1
CORNER IS DESIGNATED WITH A BALL MISSING
FROM THE ARRAY.
MILLIMETERS
DIM
A
A1
A2
b
MIN
2.65
0.80
1.10
0.82
MAX
3.20
1.00
1.30
0.93
E1
E
D
25.00 BSC
D1
e
E
5.00
16.00
1.27 BSC
25.00 BSC
5.00 16.00
E1
D1
2X
0.2
B
C
0.15 C
1 2 3 4 5 6 7 8 9 10111213141516 171819
W
V
U
T
R
P
N
M
L
K
J
H
G
F
E
D
C
B
A
(18x)
e
(18x)
A2
A1
360X
b
0.3 C A B
A
C
0.15
Not To Scale
Page 28
v 3.2
Datasheet
7/15/99
IBM [ IBM ]
