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W3EG72125S262AJD3 PDF预览

W3EG72125S262AJD3

更新时间: 2024-02-11 06:45:20
品牌 Logo 应用领域
WEDC 存储动态存储器双倍数据速率
页数 文件大小 规格书
14页 376K
描述
1GB - 2x64Mx72 DDR SDRAM REGISTERED ECC w/PLL

W3EG72125S262AJD3 技术参数

是否Rohs认证: 符合生命周期:Transferred
包装说明:DIMM,Reach Compliance Code:unknown
风险等级:5.63访问模式:DUAL BANK PAGE BURST
最长访问时间:0.75 ns其他特性:AUTO/SELF REFRESH
JESD-30 代码:R-XDMA-N184内存密度:9663676416 bit
内存集成电路类型:DDR DRAM MODULE内存宽度:72
功能数量:1端口数量:1
端子数量:184字数:134217728 words
字数代码:128000000工作模式:SYNCHRONOUS
最高工作温度:70 °C最低工作温度:
组织:128MX72封装主体材料:UNSPECIFIED
封装代码:DIMM封装形状:RECTANGULAR
封装形式:MICROELECTRONIC ASSEMBLY峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified自我刷新:YES
最大供电电压 (Vsup):2.7 V最小供电电压 (Vsup):2.3 V
标称供电电压 (Vsup):2.5 V表面贴装:NO
技术:CMOS温度等级:COMMERCIAL
端子形式:NO LEAD端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIEDBase Number Matches:1

W3EG72125S262AJD3 数据手册

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W3EG72125S-D3  
-JD3  
White Electronic Designs  
-AJD3  
PRELIMINARY*  
1GB – 2x64Mx72 DDR SDRAM REGISTERED ECC w/PLL  
FEATURES  
DESCRIPTION  
The W3EG72125S is a 2x64Mx72 Double Data Rate  
SDRAM memory module based on 256Mb DDR SDRAM  
components. The module consists of eighteen 2x64Mx4  
stacked (36 components), in 66 pin TSOP package  
mounted on a 184 pin FR4 substrate.  
Double-data-rate architecture  
Clock Speeds of 100MHz, 133MHz and 166MHz  
Bi-directional data strobes (DQS)  
Differential clock inputs (CK & CK#)  
Programmable Read Latency 2,2.5 (clock)  
Programmable Burst Length (2,4,8)  
Programmable Burst type (sequential & interleave)  
Edge aligned data output, center aligned data input  
Auto and self refresh  
Synchronous design allows precise cycle control with the  
use of system clock. Data I/O transactions are possible on  
both edges and Burst Lengths allow the same device to be  
useful for a variety of high bandwidth, high performance  
memory system applications.  
Serial presence detect  
* This product is under development, is not qualified or characterized and is subject to  
change without notice.  
Dual Rank  
Power supply: VCC = 2.5V 0.2V  
JEDEC standard 184 pin DIMM package  
• Package height options:  
JD3: 30.48mm (1.20") and  
AJD3: 28.70mm (1.13")  
NOTE: Consult factory for availability of:  
• RoHS compliant products  
• Vendor source control options  
• Industrial temperature option  
OPERATING FREQUENCIES  
DDR333 @CL=2.5  
DDR266 @CL=2  
DDR266 @CL=2  
DDR266 @CL=2.5  
133MHz  
DDR200 @CL=2  
100MHz  
Clock Speed  
CL-tRCD-tRP  
166MHz  
2.5-3-3  
133MHz  
133MHz  
2-2-2  
2-3-3  
2.5-3-3  
2-2-2  
White Electronic Designs Corp. reserves the right to change products or specifications without notice.  
November 2004  
Rev. 2  
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com  

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