AS6VA25616
®
48-ball FBGA
Top View
Bottom View
Ball #A1 Index
6
5
4
3
2
1
Ball #A1
A
B
C
D
E
SRAM Die
C1
C
F
A
G
H
Elastomer
A
B
B1
Detail View
A
Side View
D
E2
E
E2
Y
E
Die
Die
E1
0.3/Typ
Minimum
Typical
0.75
7.00
3.75
11
Maximum
A
B
–
6.90
–
–
7.10
–
Notes
1. Bump counts: 48 (8 row × 6 column).
2. Pitch: (x,y) = 0.75 mm × 0.75 mm (typ).
3. Units: millimeters.
B1
C
10.90
–
11.10
–
C1
D
5.25
0.35
–
4. All tolerance are 0.050 unless otherwise specified.
5. Typ: typical.
0.30
–
0.40
1.20
–
E
6. Y is coplanarity: 0.08 (max).
E1
E2
Y
–
0.68
0.25
–
0.22
–
0.27
0.08
5/25/01; v.1.2
Alliance Semiconductor
P. 8 of 9