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HM5425401BTT-75A PDF预览

HM5425401BTT-75A

更新时间: 2024-09-23 22:27:59
品牌 Logo 应用领域
尔必达 - ELPIDA 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
65页 481K
描述
256M SSTL_2 interface DDR SDRAM 143 MHz/133 MHz/125 MHz/100 MHz 4-Mword 】 16-bit 】 4-bank/8-Mword 】 8-bit 】 4-bank/ 16-Mword 】 4-bit 】 4-bank

HM5425401BTT-75A 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:TSOP2包装说明:TSOP2, TSSOP66,.46
针数:66Reach Compliance Code:unknown
ECCN代码:EAR99HTS代码:8542.32.00.24
风险等级:5.33访问模式:FOUR BANK PAGE BURST
最长访问时间:0.75 ns其他特性:AUTO/SELF REFRESH
最大时钟频率 (fCLK):143 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:e0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:4功能数量:1
端口数量:1端子数量:66
字数:67108864 words字数代码:64000000
工作模式:SYNCHRONOUS最高工作温度:70 °C
最低工作温度:组织:64MX4
输出特性:3-STATE封装主体材料:PLASTIC/EPOXY
封装代码:TSOP2封装等效代码:TSSOP66,.46
封装形状:RECTANGULAR封装形式:SMALL OUTLINE, THIN PROFILE
峰值回流温度(摄氏度):NOT SPECIFIED电源:2.5 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子类别:DRAMs
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:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Tin/Lead (Sn/Pb)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:NOT SPECIFIED宽度:10.16 mm

HM5425401BTT-75A 数据手册

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HM5425161B Series  
HM5425801B Series  
HM5425401B Series  
256M SSTL_2 interface DDR SDRAM  
143 MHz/133 MHz/125 MHz/100 MHz  
4-Mword × 16-bit × 4-bank/8-Mword × 8-bit × 4-bank/  
16-Mword × 4-bit × 4-bank  
E0086H20 (Ver. 2.0)  
Jan. 23, 2002  
Description  
The HM5425161B, the HM5425801B and the HM5425401B are the Double Data Rate (DDR) SDRAM  
devices. Read and write operations are performed at the cross points of the CLK and the CLK. This high  
speed data transfer is realized by the 2-bit prefetch piplined architecture. Data strobe (DQS) both for read and  
write are available for high speed and reliable data bus design. By setting extended mode resistor, the on-chip  
Delay Locked Loop (DLL) can be set enable or disable.  
Features  
2.5 V power supply  
SSTL-2 interface for all inputs and outputs  
Clock frequency: 143 MHz/133 MHz/125 MHz/100 MHz (max)  
Data inputs, outputs, and DM are synchronized with DQS  
4 banks can operate simultaneously and independently  
Burst read/write operation  
Programmable burst length: 2/4/8  
Burst read stop capability  
Elpida Memory, Inc. is a joint venture DRAM company of NEC Corporation and Hitachi, Ltd.  

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