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EDD2508AETA-5B-E PDF预览

EDD2508AETA-5B-E

更新时间: 2024-09-17 03:33:27
品牌 Logo 应用领域
尔必达 - ELPIDA 存储内存集成电路光电二极管动态存储器双倍数据速率时钟
页数 文件大小 规格书
52页 574K
描述
256M bits DDR SDRAM

EDD2508AETA-5B-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:TSOP2
包装说明:TSSOP, TSSOP66,.46针数:66
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.32.00.24风险等级:5.84
Is Samacsys:N访问模式:FOUR BANK PAGE BURST
最长访问时间:0.7 ns其他特性:AUTO/SELF REFRESH
最大时钟频率 (fCLK):200 MHzI/O 类型:COMMON
交错的突发长度:2,4,8JESD-30 代码:R-PDSO-G66
JESD-609代码:e6长度:22.22 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:66
字数:33554432 words字数代码:32000000
工作模式:SYNCHRONOUS最高工作温度:70 °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:TSSOP封装等效代码:TSSOP66,.46
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度(摄氏度):260电源:2.6 V
认证状态:Not Qualified刷新周期:8192
座面最大高度:1.2 mm自我刷新:YES
连续突发长度:2,4,8最大待机电流:0.005 A
子类别:DRAMs最大压摆率:0.35 mA
最大供电电压 (Vsup):2.7 V最小供电电压 (Vsup):2.5 V
标称供电电压 (Vsup):2.6 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Tin/Bismuth (Sn/Bi)端子形式:GULL WING
端子节距:0.65 mm端子位置:DUAL
处于峰值回流温度下的最长时间:50宽度:10.16 mm
Base Number Matches:1

EDD2508AETA-5B-E 数据手册

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DATA SHEET  
256M bits DDR SDRAM  
EDD2508AETA (32M words × 8 bits)  
EDD2516AETA (16M words × 16 bits)  
Features  
Specifications  
Density: 256M bits  
Organization  
8M words × 8 bits × 4 banks (EDD2508AETA)  
4M words × 16 bits × 4 banks (EDD2516AETA)  
Package: 66-pin plastic TSOP (II)  
Lead-free (RoHS compliant)  
Power supply:  
Double-data-rate architecture; two data transfers per  
clock cycle  
The high-speed data transfer is realized by the 2 bits  
prefetch pipelined architecture  
Bi-directional data strobe (DQS) is transmitted  
/received with data for capturing data at the receiver  
Data inputs, outputs, and DM are synchronized with  
DQS  
DDR400:  
VDD, VDDQ = 2.6V ± 0.1V  
DQS is edge-aligned with data for READs; center-  
aligned with data for WRITEs  
DDR333, 266: VDD, VDDQ = 2.5V ± 0.2V  
Data rate: 400Mbps/333Mbps/266Mbps (max.)  
Four internal banks for concurrent operation  
Interface: SSTL_2  
Burst lengths (BL): 2, 4, 8  
Burst type (BT):  
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  
Data mask (DM) for write data  
Sequential (2, 4, 8)  
Interleave (2, 4, 8)  
/CAS Latency (CL): 2, 2.5, 3  
Precharge: auto precharge option for each burst  
access  
Driver strength: normal/weak  
Refresh: auto-refresh, self-refresh  
Refresh cycles: 8192 cycles/64ms  
Average refresh period: 7.8µs  
Operating ambient temperature range  
TA = 0°C to +70°C  
Document No. E0859E50 (Ver. 5.0)  
Date Published September 2007 (K) Japan  
Printed in Japan  
URL: http://www.elpida.com  
Elpida Memory, Inc. 2006-2007  

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