RM7000B-450T PMC-Sierra, Inc., RM7000B-450T Datasheet - Page 51

• Manufacturer Part Number: RM7000B-450T
• Description: Microprocessor, 64-Bit Data Bus, 450MHz Processor, 304-BGA
• Manufacturer: PMC-Sierra, Inc.

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Proprietary and Confidential to PMC-Sierra, Inc and for its Customers’ Internal Use
Document ID: PMC-2010588, Issue 3
Packaging Information
Figure 15
Body Size: 31.0 x 31.0 mm Package
Symbol
Note:
1.
1.27 mm
1.27 mm
All dimensions in millimeters unless otherwise indicated.
D1, E1
D, E
M,N
aaa
bbb
M1
A1
A2
A
P
b
e
f
O
O
A1 ball
corner
ink mark
A
304 TBGA Drawing
A1
Min
A2
SIDE VIEW
TOP VIEW
DETAIL A
30.80
1.45
0.60
0.85
0.65
0.30
D
RM7000B™ Microprocessor with On-Chip Secondary Cache Data Sheet
Nominal
f
23 x 23
31.00
27.94
aaa
1.55
0.65
0.90
0.75
1.27
0.15
0.15
0.35
0.25
4
P
DETAIL A
E
Max
31.20
1.65
0.70
0.95
0.85
0.40
DETAIL B
E1, N
Note
Overall Thickness
Ball Height
Body Thickness
Body Size
Ball Footprint
Ball Matrix
Number of Rows Deep
Ball Diameter
Ball Pitch
Coplanarity
Parallel
Seating Plan Clearance
Encapsulation Height
e
23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
DETAIL B
BOTTOM VIEW
D1, M
b
e
Preliminary
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
W
Y
AA
AB
AC
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