W3EG64128S-AD4 Datasheet, PDF (7/9 Pages) White Electronic Designs Corporation – 1GB - 2x64Mx64 DDR SDRAM UNBUFFERED w/PLL

White Electronic Designs
W3EG64128S-AD4
-BD4
PRELIMINARY
ORDERING INFORMATION FOR AD4
Part Number
Speed
CAS Latency tRCD
tRP
Height*
W3EG64128S335AD4
166MHz/333Mb/s
2.5
3
3
35.05 (1.38")
W3EG64128S262AD4
133MHz/266Mb/s
2
2
2
35.05 (1.38")
W3EG64128S265AD4
133MHz/266Mb/s
2.5
3
3
35.05 (1.38")
W3EG64128S202AD4
100MHz/200Mb/s
2
2
2
35.05 (1.38")
NOTES:
• Consult Factory for availability of RoHS compliant products. (G = RoHS Compliant)
• Vendor specific part numbers are used to provide memory components source control. The place holder for this is shown as lower case “x” in the part numbers above and is to
be replaced with the respective vendors code. Consult factory for qualified sourcing options. (M = Micron, S = Samsung & consult factory for others)
• Consult factory for availability of industrial temperature (-40°C to 85°C) option
PACKAGE DIMENSIONS FOR AD4
2.0
(0.079)
67.56
(2.66) MAX.
3.81
(0 .150) MAX.
3.98 ± 0.1
(0.157 ± 0.004)
P1
2.31
(0.091) REF.
11.40
(0.449)
4.19
(0.165)
1.80
(0.071)
47.40
(1.866)
35.05
(1.38) MAX.
20
(0.787)
3.98
(0.157) MIN.
1.0 ± 0.1
(0.039 ± 0.004)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES)
May 2004
Rev. 0
7
White Electronic Designs Corporation • [phone] • www.wedc.com