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EDE2508ABSE-GE-E PDF预览

EDE2508ABSE-GE-E

更新时间: 2024-09-17 22:30:39
品牌 Logo 应用领域
尔必达 - ELPIDA 动态存储器双倍数据速率
页数 文件大小 规格书
66页 679K
描述
256M bits DDR2 SDRAM for HYPER DIMM

EDE2508ABSE-GE-E 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:BGA
包装说明:TFBGA, BGA60,9X11,32针数:60
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.32.00.24风险等级:5.84
访问模式:FOUR BANK PAGE BURST最长访问时间:0.4 ns
其他特性:AUTO/SELF REFRESH最大时钟频率 (fCLK):400 MHz
I/O 类型:COMMON交错的突发长度:4,8
JESD-30 代码:R-PBGA-B60JESD-609代码:e1
长度:11.5 mm内存密度:268435456 bit
内存集成电路类型:DDR DRAM内存宽度:8
功能数量:1端口数量:1
端子数量:60字数:33554432 words
字数代码:32000000工作模式:SYNCHRONOUS
最高工作温度:85 °C最低工作温度:
组织:32MX8输出特性:3-STATE
封装主体材料:PLASTIC/EPOXY封装代码:TFBGA
封装等效代码:BGA60,9X11,32封装形状:RECTANGULAR
封装形式:GRID ARRAY, THIN PROFILE, FINE PITCH峰值回流温度(摄氏度):260
电源:1.85 V认证状态:Not Qualified
刷新周期:8192座面最大高度:1.12 mm
自我刷新:YES连续突发长度:4,8
最大待机电流:0.006 A子类别:DRAMs
最大压摆率:0.2 mA最大供电电压 (Vsup):1.95 V
最小供电电压 (Vsup):1.75 V标称供电电压 (Vsup):1.85 V
表面贴装:YES技术:CMOS
温度等级:OTHER端子面层:Tin/Silver/Copper (Sn/Ag/Cu)
端子形式:BALL端子节距:0.8 mm
端子位置:BOTTOM处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:11 mmBase Number Matches:1

EDE2508ABSE-GE-E 数据手册

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PRELIMINARY DATA SHEET  
256M bits DDR2 SDRAM  
for HYPER DIMM  
EDE2508ABSE-GE (32M words × 8 bits)  
EDE2516ABSE-GE (16M words × 16 bits)  
Features  
Description  
The EDE2508ABSE is a 256M bits DDR2 SDRAM  
Power supply: VDD, VDDQ = 1.85V ± 0.1V  
organized as 8,388,608 words × 8 bits × 4 banks.  
It is packaged in 60-ball FBGA (µBGA) package.  
Double-data-rate architecture: two data transfers per  
clock cycle  
Bi-directional, differential data strobe (DQS and  
/DQS) is transmitted/received with data, to be used in  
capturing data at the receiver  
The EDE2516ABSE is a 256M bits DDR2 SDRAM  
organized as 4,194,304 words × 16 bits × 4 banks.  
It is packaged in 84-ball FBGA (µBGA) package.  
DQS is edge aligned with data for READs: center-  
aligned with data for WRITEs  
Differential clock inputs (CK and /CK)  
DLL aligns DQ and DQS transitions with CK  
transitions  
Commands entered on each positive CK edge: data  
and data mask referenced to both edges of DQS  
Four internal banks for concurrent operation  
Data mask (DM) for write data  
Burst lengths: 4, 8  
/CAS Latency (CL): 5  
Auto precharge operation for each burst access  
Auto refresh and self refresh modes  
Average refresh period  
7.8µs at 0°C TC ≤ +85°C  
3.9µs at +85°C < TC ≤ +95°C  
SSTL_18 compatible I/O  
Posted CAS by programmable additive latency for  
better command and data bus efficiency  
Off-Chip-Driver Impedance Adjustment and On-Die-  
Termination for better signal quality  
Programmable RDQS, /RDQS output for making × 8  
organization compatible to × 4 organization  
/DQS, (/RDQS) can be disabled for single-ended  
Data Strobe operation.  
FBGA (µBGA) package with lead free solder  
(Sn-Ag-Cu)  
Document No. E0657E20 (Ver. 2.0)  
Date Published May 2005 (K) Japan  
Printed in Japan  
URL: http://www.elpida.com  
Elpida Memory, Inc. 2005  

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