K4B4G0446B Datasheet, PDF (8/59 Pages) Samsung semiconductor – DDP 4Gb B-die DDR3 SDRAM Specification

K4B4G0446B
K4B4G0846B
DDP 4Gb DDR3 SDRAM
3.3 FBGA Package Dimension (x4)
(Datum A)
10.00 ± 0.10
0.80 x 8 = 6.40
0.80 1.60
3.20
987654321
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
A
#A1 INDEX MARK
B
Units : Millimeters
#A1
10.00 ± 0.10
TOP VIEW
Page 8 of 59
0.35 ± 0.05
1.40 ± 0.10
Rev. 1.0 March 2009