HY5PS1G821M Datasheet, PDF (79/79 Pages) Hynix Semiconductor – 1Gb DDR2 SDRAM(DDP)

8. Package Dimensions
8.1 DDP Package Dimension(x4,x8)
63Ball Fine Pitch Ball Grid Array Outline
12.33 +/- 0.10
A1 Ball Mark
1HY5PS12421(L)M
HY5PS12821(L)M
<Top View>
1.25 +/- 0.10.
0.290 +/- 0.05
A1 Ball Mark
0.80 ^{1 2 3}
789
0.80 x 8 = 6.40
<Bottom View>
60 - φ 0.50
note: all dimension units are Millimeters.
Rev. 0.2 / Oct. 2005
79