器件名称: WV3EG264M72ESFR335D4-MG
功能描述: 1GB - 2x64Mx72 DDR SDRAM REGISTERED, w/PLL
文件大小: 181.37KB 共11页
简 介:White Electronic Designs
WV3EG264M72ESFR-D4
ADVANCED*
1GB – 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 VCC = VCCQ = 2.5V ±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 200 Pin SO-DIMM PCB – 31.75mm (1.25") Max
* This product is under development, is not qualied or characterized and is subject to change or cancellation without notice. NOTE: Consult factory for availability of: RoHS compliant products Vendor source control options 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-tRCD-tRP 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 (602) 437-1520 www.wedc.com
White Electronic Designs
PIN CONFIGURATION
Pin No. Symbol Pin No. Symbol Pin No. Symbol Pin No. Symbol
WV3EG264M72ESF……
