Datasheet

- 14 -
Product Guide DDR3 SDRAM Memory
Jan. 2011
78Ball FBGA for 4Gb A-die (x4/x8)
78Ball FBGA for 4Gb B-die (x4/x8)
A
B
C
D
E
F
G
H
M
N
0.80 x 12 = 9.60
3.20
0.80
4.80
78 - 0.45 Solder ball
0.2 ABM
(Datum B)
(Datum A)
1.60
MOLDING AREA
#A1 INDEX MARK
B
BOTTOM VIEW
12.50 ± 0.10
J
K
L
0.80
0.80
(Post Reflow 0.50 ± 0.05)
(0.95)
(1.90)
876543219
x 8 = 6.40
A
0.80
10.00 ± 0.10
0.10MAX
1.10 ± 0.10
#A1
10.00 ± 0.10
12.50 ± 0.10
0.35 ± 0.05
TOP VIEW
BOTTOM VIEW TOP VIEW
A
B
C
D
E
F
G
H
M
N
0.80 x 12 = 9.60
3.20
0.80
4.80
78 - 0.45 Solder ball
0.2 ABM
(Datum B)
(Datum A)
1.60
MOLDING AREA
#A1 INDEX MARK
B
11.00 ± 0.10
J
K
L
0.80
0.80
(Post Reflow 0.50 ± 0.05)
(0.95)
(1.90)
876543219
x 8 = 6.40
A
0.80
10.00 ± 0.10
0.10MAX
1.10 ± 0.10
#A1
10.00 ± 0.10
11.00 ± 0.10
0.35 ± 0.05