PC7447 datasheet(43/66 Pages) ATMEL

43 / 66 page

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

360X

0.3

0.15

123456 78 9 10111213141516 1718 19

0.2

A1 CORNER

0.2

Capacitor Region

0.15 A

0.35 A

Millimeters

DIM

MIN

MAX

2.72

3.20

0.80

1.10

1.30

–

0.6

0.82

0.93

25 BSC

–

11.3

–

6.5

10.9

11.1

1.27 BSC

25 BSC

–

11.3

–

6.5

9.55

9.75

PC7447 Datasheet(PDF) 43 Page - ATMEL Corporation

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