Numonyx™ Wireless Flash Memory (W18)
3.0
3.1
Figure 1:
Ball A1
Corner
Package Information
W18 — 90 nm Lithography
32- and 64-Mbit VF BGA Package Drawing
Ball A1
Corner
D
S
1
1
A
B
C
E
D
E
F
G
2
3
4
5
6
7
8
A
B
C
D
E
F
G
8
7
6
5
4
3
2
1
S
2
e
b
Top View - Bump Side Down
A1
A2
A
Bottom View - Ball Side U
p
Seating
Plane
Y
Table 5:
32- and 64-Mbit VF BGA Package Dimensions
Millimeters
Dimension
Symbol
Min
Nom
-
-
0.665
0.375
7.700
9.000
0.750
56
-
1.225
2.250
Max
1.000
-
-
0.425
7.800
9.100
-
-
0.100
1.325
2.350
Min
-
0.0059
-
0.0128
0.2992
0.3504
-
-
-
0.0443
0.0846
Nom
-
-
0.0262
0.0148
0.3031
0.3543
0.0295
56
-
0.0482
0.0886
Max
0.0394
-
-
0.0167
0.3071
0.3583
-
-
0.0039
0.0522
0.0925
A
A
1
A
2
b
D
E
[e]
N
Y
S
1
S
2
-
0.150
-
0.325
7.600
8.900
-
-
-
1.125
2.150
Inches
Package Height
Ball Height
Package Body Thickness
Ball (Lead) Width
Package Body Width
Package Body Length
Pitch
Ball (Lead) Count
Seating Plane Coplanarity
Corner to Ball A1 Distance Along D
Corner to Ball A1 Distance Along E
November 2007
Order Number: 290701-18
Datasheet
13
NUMONYX [ NUMONYX B.V ]
