Cirrus-logic EP7311 Manual do Utilizador descarregar pdf (Página 30)

30 Copyright Cirrus Logic, Inc. 2011

EP7311

High-Performance, Low-Power System on Chip

Packages

256-Ball PBGA Package Characteristics

256-Ball PBGA Package Specifications

Figure 15. 256-Ball PBGA Package

Note: 1) For pin locations see Table T.

2) Dimensions are in millimeters (inches), and controlling dimension is millimeter

3) Before beginning any new EP7311 design, contact Cirrus Logic for the latest package information.

TOP VIEW

17.00 (0.669)

15.00

(0.590)

SIDE VIEW

BOTTOM VIEW

1.00 (0.040)

Pin 1 Indicator

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)

1.00 (0.040)

30° TYP

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)

±0.20 (.008)

±0.09 (0.004)

JEDEC #: MO-151

Ball Diameter: 0.50 mm ± 0.10 mm

17 ¥ 17 ¥ 1.61 mm body

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Cirrus-logic EP7311 Manual do Utilizador Página 30