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EBE41AF4A1QB-6E-E PDF预览

EBE41AF4A1QB-6E-E

更新时间: 2024-09-17 06:55:27
品牌 Logo 应用领域
尔必达 - ELPIDA 存储内存集成电路动态存储器双倍数据速率
页数 文件大小 规格书
27页 231K
描述
4GB VLP Registered DDR2 SDRAM DIMM

EBE41AF4A1QB-6E-E 技术参数

生命周期:Obsolete零件包装代码:DIMM
包装说明:DIMM,针数:240
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.32.00.36风险等级:5.84
Is Samacsys:N访问模式:DUAL BANK PAGE BURST
最长访问时间:0.45 ns其他特性:AUTO/SELF REFRESH
JESD-30 代码:R-XDMA-N240JESD-609代码:e4
内存密度:38654705664 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:240
字数:536870912 words字数代码:512000000
工作模式:SYNCHRONOUS最高工作温度:85 °C
最低工作温度:组织:512MX72
封装主体材料:UNSPECIFIED封装代码:DIMM
封装形状:RECTANGULAR封装形式:MICROELECTRONIC ASSEMBLY
认证状态:Not Qualified自我刷新:YES
最大供电电压 (Vsup):1.9 V最小供电电压 (Vsup):1.7 V
标称供电电压 (Vsup):1.8 V表面贴装:NO
技术:CMOS温度等级:OTHER
端子面层:GOLD端子形式:NO LEAD
端子位置:DUALBase Number Matches:1

EBE41AF4A1QB-6E-E 数据手册

 浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第2页浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第3页浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第4页浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第5页浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第6页浏览型号EBE41AF4A1QB-6E-E的Datasheet PDF文件第7页 
PRELIMINARY DATA SHEET  
4GB VLP Registered DDR2 SDRAM DIMM  
EBE41AF4A1QB (512M words × 72 bits, 2 Ranks)  
Specifications  
Features  
Density: 4GB  
Double-data-rate architecture; two data transfers per  
clock cycle  
Organization  
The high-speed data transfer is realized by the 4 bits  
prefetch pipelined architecture  
512M words × 72 bits, 2 ranks  
Mounting 18 pieces of 2G bits DDR2 SDRAM with  
DDP (FBGA)  
Bi-directional differential data strobe (DQS and /DQS)  
is transmitted/received with data for capturing data at  
the receiver  
DDP: 2 pieces of 1Gb chips sealed in one package  
Package: 240-pin very low profile registered  
dual in line memory module (VLP RDIMM)  
DQS is edge-aligned with data for READs; center-  
aligned with data for WRITEs  
PCB height: 18.3mm  
Differential clock inputs (CK and /CK)  
Lead pitch: 1.0mm  
DLL aligns DQ and DQS transitions with CK  
transitions  
Lead-free (RoHS compliant)  
Power supply: VDD = 1.8V ± 0.1V  
Data rate: 800Mbps/667Mbps (max.)  
Commands entered on each positive CK edge; data  
referenced to both edges of DQS  
Posted /CAS by programmable additive latency for  
Eight internal banks for concurrent operation  
better command and data bus efficiency  
(components)  
Off-Chip-Driver Impedance Adjustment and On-Die-  
Interface: SSTL_18  
Termination for better signal quality  
Burst lengths (BL): 4, 8  
/CAS Latency (CL): 3, 4, 5, 6  
/DQS can be disabled for single-ended Data Strobe  
operation  
Precharge: auto precharge option for each burst  
access  
1 piece of PLL clock driver, 2 pieces of register driver  
and 1 piece of serial EEPROM (2K bits EEPROM) for  
Presence Detect (PD)  
Refresh: auto-refresh, self-refresh  
Refresh cycles: 8192 cycles/64ms  
Average refresh period  
7.8µs at 0°C TC ≤ +85°C  
3.9µs at +85°C < TC ≤ +95°C  
Operating case temperature range  
TC = 0°C to +95°C  
Document No. E1246E10 (Ver. 1.0)  
Date Published February 2008 (K) Japan  
Printed in Japan  
URL: http://www.elpida.com  
Elpida Memory, Inc. 2008  

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