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WV3EG264M72ESFR335D4-SG Datasheet

  • WV3EG264M72ESFR335D4-SG

  • 1GB - 2x64Mx72 DDR SDRAM REGISTERED, w/PLL

  • 11頁

  • WEDC

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White Electronic Designs
WV3EG264M72ESFR-D4
ADVANCED*
1GB 鈥?2x64Mx72 DDR SDRAM REGISTERED, w/PLL
FEATURES
200-pin SO-DIMM, dual in-line memory module
Fast data transfer rates: PC2100 and PC2700
Utilizes 266 and 333 Mb/s DDR SDRAM
components
V
CC
= V
CCQ
= 2.5V 鹵0.2V
Bidirectional data strobe (DQS) option
Differential clock inputs (CK and CK#)
DLL to align DQ and DQS transitions with CK
Programmable burst: length (2, 4, 8)
Programmable READ# latency (CL): 2 and 2.5
(clock)
Serial Presence Detect (SPD) with EEPROM
Auto and self refresh: 64ms/ 8,192 cycle refresh
Gold edge contacts
Dual Rank
Package option
鈥?200 Pin SO-DIMM
鈥?PCB 鈥?31.75mm (1.25") Max
* This product is under development, is not quali鏗乪d or characterized and is subject to
change or cancellation without notice.
NOTE: Consult factory for availability of:
鈥?RoHS compliant products
鈥?Vendor source control options
鈥?Industrial temperature option
DESCRIPTION
The WV3EG264M72ESFR is a 2x64Mx72 Double Data
Rate DDR SDRAM high density module. This memory
module consists of eighteen 64Mx8 bit with 4 banks DDR
Synchronous DRAMs in FBGA packages, mounted on a
200-pin SO-DIMM FR4 substrate.
OPERATING FREQUENCIES
DDR333@CL = 2.5
Clock Speed
CL-t
RCD
-t
RP
166MHz
2.5-3-3
DDR266@CL = 2
133MHz
2-2-2
DDR266@CL = 2.5
133MHz
2.5-3-3
August 2005
Rev. 0
1
White Electronic Designs Corporation 鈥?(602) 437-1520 鈥?www.wedc.com

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