K4B1G0446E Datasheet, PDF (15/23 Pages) Samsung semiconductor – DDR3 SDRAM Memory

Product Guide
May. 2010
DDR3 SDRAM Memory
78Ball DDP for 2Gb C-die (x4/x8)
(Datum A)
8.00 ± 0.10
A
0.80 x 8 = 6.40
0.80 1.60 3.20
#A1 INDEX MARK
#A1
987654321
B
A
B
C
(Datum B)
D
E
F
G
H
J
K
L
M
N
78 - ∅0.45 Solder ball
(Post Reflow ∅0.50 ± 0.05)
0.2 M A B
BOTTOM VIEW
8.00 ± 0.10
TOP VIEW
0.35 ± 0.05
1.40 ± 0.10
78Ball for 4Gb A-die (x4/x8)
(Datum A)
10.00 ± 0.10
0.80 x 8 = 6.40
3.20
0.80 1.60
987654321
A
#A1 INDEX MARK
B
#A1
A
B
C
(Datum B)
D
E
F
G
H
J
K
L
M
N
78 - ∅0.45 Solder ball
(Post Reflow ∅0.50 ± 0.05)
0.2 M A B
(0.95) _{MOLDING AREA}
(1.90)
BOTTOM VIEW
10.00 ± 0.10
TOP VIEW
0.35 ± 0.05
1.10 ± 0.10
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