W3EG7234S-D3 Datasheet, PDF (13/14 Pages) White Electronic Designs Corporation – 256MB - 32Mx72 DDR SDRAM REGISTERED, w/PLL

White Electronic Designs
Part Number
W3EG7234S262D3
W3EG7234S265D3
W3EG7234S202D3
ORDERING INFORMATION FOR D3
Speed
CAS Latency tRCD
133MHz/266Mb/s
2
2
133MHz/266Mb/s
2.5
3
100MHz/200Mb/s
2
2
W3EG7234S-D3
-JD3
-AJD3
PRELIMINARY
tRP
Height*
2
28.58 (1.125")
3
28.58 (1.125")
2
28.58 (1.125")
PACKAGE DIMENSIONS FOR D3
NOT RECOMMENDED FOR NEW DESIGNS
3.99
(0.157 (2x))
17.78
(0.700)
10.01
(0.394)
6.35
(0.250)
133.48
(5.255" MAX.)
131.34
(5.171")
128.95
(5.077")
64.77
(2.550)
6.35
(0.250)
1.78
(0.070)
4.06
(0.160 MAX)
1.27
49.53 ^{(0.050 TYP.)}
(1.950)
3.99
28.58
(0.157)
(1.125 MAX) _(MIN)
2.31
(0.091)
(2x)
3.00
(0.118)
(4x)
1.27 ± 0.10
(0.050 ± 0.004)
* ALL DIMENSIONS ARE IN MILLIMETERS AND (INCHES).
December 2004
Rev. 2
13
White Electronic Designs Corporation • [phone] • www.wedc.com