Cirrus Logic EP7312 - Manual (Page 38)

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Copyright Cirrus Logic, Inc. 2011
(All Rights Reserved) DS508F2
EP7312
High-Performance, Low-Power System on Chip
256-Ball PBGA Package Characteristics
Figure 17. 256-Ball PBGA Package
Note: 1) For pin locations see Table 21 .
2) Dimensions are in millimeters (inches), and controlling dimension is millimeter
3) Before beginning any new EP7312 design, contact Cirrus Logic for the latest package information.
TOP VIEW
17.00 (0.669)
15.00 (0.590)
SIDE VIEW
BOTTOM VIEW
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
1.00 (0.040)
Pin 1 Indicator
Pin 1 Corner
Pin 1 Corner
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
15.00 (0.590)
2 Layer
17.00 (0.669)
17.00 (0.669)
1.00 (0.040)
1.00 (0.040)
1.00 (0.040)
30° TYP
REF
REF
0.50
3 Places
0.85 (0.034)
±0.05 (.002)
0.40 (0.016)
±0.05 (.002)
0.36 (0.014)
17.00 (0.669)
R
D1
E1
D
E
±0.20 (.008)
±0.20 (.008)
±0.20 (.008)
±0.20 (.008)
±0.09 (0.004)
JEDEC #: MO-151
Ball Diameter: 0.50 mm ± 0.10 mm
17 ¥ 17 ¥ 1.61 mm body