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28F128L18

Intel StrataFlash® Wireless Memory (L18)

Intel 

Intel StrataFlash® Wireless Memory (L18)

Figure 4. 256-Mbit, 88-ball (80-active ball) SCSP Drawing and Dimensions (8x11x1.0 mm)

A1 Index

Mark

123 456 78

A

B

C

D

E

F

G

H

J

K

L

M

E

A

B

C

D

E

DF

G

H

J

K

L

M

S1

8 7 6 5 4 3 21

S2

e

b

Top View - Ball Down

A2

A1

Bottom View - Ball Up

A

Y

Drawing not to scale.

Note: Dimensions A1, A2, and b are preliminary

Dimensions

Package Height

Ball Height

Package Body Thickness

Ball (Lead) Width

Package Body Length

Package Body Width

Pitch

Ball (Lead) Count

Seating Plane Coplanarity

Corner to Ball A1 Distance Along E

Corner to Ball A1 Distance Along D

Symbol

A

A1

A2

b

D

E

e

N

Y

S1

S2

Min

0.117

0.300

10.900

7.900

1.100

1.000

Millimeters

Nom Max

1.00

0.740

0.350

11.00

8.00

0.80

88

1.200

1.100

0.400

11.100

8.100

0.100

1.300

1.200

Notes

Min

0.0046

0.0118

0.4291

0.3110

0.0433

0.0394

Inches

Nom

0.0291

0.0138

0.4331

0.3150

0.0315

88

0.0472

0.0433

Max

0.0394

0.0157

0.4370

0.3189

0.0039

0.0512

0.0472

Datasheet

Intel StrataFlash® Wireless Memory (L18)

Order Number: 251902, Revision: 009

April 2005

15

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