K4H281638L Datasheet, PDF (8/32 Pages) Samsung semiconductor – 128Mb L-die DDR SDRAM Specification

K4H281638L
DDR SDRAM
#A1
8.0 0 ± 0.10
TOP VIEW
Units : Millimeters
8.00 ± 0.10
0.80 x 8 = 6.40
0.80
1.60
987654321
A
B
C
(Datum B)
D
E
F
G
H
J
K
L
M
A
#A1 MARK
0.32 ± 0.05
1.10 ± 0.10
60 - ∅ 0.45 SOLDER BALL
(Post Reflow 0.50 ± 0.05)
∅0.20 M A B
(Datum A)
BOTTOM VIEW
60Ball FBGA 64Mb Package Dimension
8 of 32
Rev. 1.2 Feburary 2009