W3EG7218S-AD4 Datasheet, PDF (12/13 Pages) White Electronic Designs Corporation – 128MB - 16Mx72 DDR SDRAM UNBUFFERED w/PLL

White Electronic Designs
W3EG7218S-AD4
-BD4
PRELIMINARY
ORDERING INFORMATION FOR BD4
Part Number
W3EG7218S262BD4
W3EG7218S265BD4
W3EG7218S202BD4
Speed
133MHz/266Mbps, CL=2
133MHz/266Mbps, CL=2.5
100MHz/200Mbps, CL=2
Height*
31.75 (1.25")
31.75 (1.25")
31.75 (1.25")
PACKAGE DIMENSIONS FOR BD4
3.98 ± 0.1
(0.157 ± 0.004)
67.56
(2.666) MAX
2.31
(0.091) REF.
11.40
(0.449)
4.19
(0.165)
1.80
(0.071)
47.40
(1.866)
3.81
(0.150) MAX.
31.75
(1.25)
20
(0.787)
3.98
(0.157) MIN.
1.0 ± 0.1
(0.039 ± 0.004)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES)
November 2004
Rev. 1
12
White Electronic Designs Corporation • [phone] • www.wedc.com