XC7445B datasheet(44/64 Pages) FREESCALE | RISC Microprocessor Hardware Specifications

Part No.	XC7445B

Description	RISC Microprocessor Hardware Specifications

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

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MPC7455 RISC Microprocessor Hardware Specifications, Rev. 4.1

44

Freescale Semiconductor

Package Description

8.5 Mechanical Dimensions for the MPC7455, 483 CBGA

Figure 22 provides the mechanical dimensions and bottom surface nomenclature for the MPC7455, 483 CBGA

package.

Figure 22. Mechanical Dimensions and Bottom Surface Nomenclature for the MPC7455,

483 CBGA Package

0.2

2X

NOTES:

1. DIMENSIONING AND TOLERANCING

PER ASME Y14.5M, 1994.

2. DIMENSIONS IN MILLIMETERS.

3. TOP SIDE A1 CORNER INDEX IS A

METALIZED FEATURE WITH VARIOUS

SHAPES. BOTTOM SIDE. A1 CORNER

IS DESIGNATED WITH A BALL

MISSING FROM THE ARRAY.

D

A1 CORNER

E

e

0.2

2X

C

B

1 23456789 10 11 1213141516

A

B

C

D

E

F

G

H

J

K

L

M

N

P

R

T

A

A1

A2

A

0.15 A

171819

U

W

V

Millimeters

DIM

MIN

MAX

A

2.72

3.20

A1

0.80

1.00

A2

1.10

1.30

A3

--

0.60

b

0.82

0.93

D

29.00 BSC

D1

—

11.6

D2

8.94

—

D3

—

7.1

D4

12.15

12.45

e

1.27 BSC

E

29.00 BSC

E1

—

11.6

E2

8.94

—

E3

—

6.9

E4

8.75

9.20

C

A

483X

B

0.3

A

0.15

b

2021 22

Y

AA

AB

Capacitor Region

D1

D3

E1

E3

D2

E2

A3

D4

E4

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