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M13S64164A_09 参数 Datasheet PDF下载

M13S64164A_09图片预览
型号: M13S64164A_09
PDF下载: 下载PDF文件 查看货源
内容描述: 1M ×16位×4银行双倍数据速率SDRAM [1M x 16 Bit x 4 Banks Double Data Rate SDRAM]
分类和应用: 动态存储器双倍数据速率
文件页数/大小: 48 页 / 1552 K
品牌: ESMT [ ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. ]
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ESMT  
M13S64164A  
DM masking  
The DDR SDRAM has a data mask function that can be used in conjunction with data write cycle. Not read cycle. When the  
data mask is activated (DM high) during write operation, DDR SDRAM does not accept the corresponding data. (DM to data-mask  
latency is zero) DM must be issued at the rising or falling edge of data strobe.  
<Burst Length = 8>  
0
1
2
3
4
5
6
7
8
C L K  
C L K  
NO P  
NO P  
NO P  
NO P  
NO P  
NO P  
W R I T E  
NO P  
NO P  
C O M M A N D  
tD Q S S  
DQ S  
Din 4 Din 5  
Din 3  
Din 0 Din 1 Din 2  
Din 6 Din 7  
D Q ' s  
D M  
masked by DM = H  
Elite Semiconductor Memory Technology Inc.  
Publication Date : Jun. 2009  
Revision : 1.4 22/48  
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