參數(shù)資料
型號: PC7457VGU933N
廠商: Atmel Corp.
英文描述: PowerPC 7457 RISC Microprocessor
中文描述: 7457的PowerPC RISC微處理器
文件頁數(shù): 43/66頁
文件大?。?/td> 522K
代理商: PC7457VGU933N
43
PC7457/47 [Preliminary]
5345B–HIREL–02/04
Mechanical Dimensions for the PC7447, 360 CBGA
Figure 25 provides the mechanical dimensions and bottom surface nomenclature for the PC7447, 360 CBGA package.
Figure 25.
Mechanical Dimensions and Bottom Surface Nomenclature for the PC7447, 360 CBGA Package
Notes:
1. Dimensioning and tolerance per ASME Y14.5M, 1994
2. Dimensions in millimeters
3. Top side A1 corner index is a metallized feature with various shapes. Bottom side A1 corner is designated with a ball missing
from the array
C
A
360X
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
B
0.3
C
0.15
b
U
W
V
1 2 3 4 5 6 7 8 910111213141516171819
0.2
2X
C
A1 CORNER
B
0.2
2X
D
E
E3
E2
E1
E4
D2
D4
D3
D1
Capacitor Region
1
A
0.15 A
0.35 A
A
A1
A2
A3
DIM
A
A1
A2
A3
b
D
D1
D2
D3
D4
e
E
E1
E2
E3
E4
Millimeters
MIN
2.72
0.80
1.10
0.82
25 BSC
8
10.9
1.27 BSC
25 BSC
8
9.55
MAX
3.20
1
1.30
0.6
0.93
11.3
6.5
11.1
11.3
6.5
9.75
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