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AS4C32M16D1A-5TCN 参数 Datasheet PDF下载

AS4C32M16D1A-5TCN图片预览
型号: AS4C32M16D1A-5TCN
PDF下载: 下载PDF文件 查看货源
内容描述: [Internal pipeline architecture]
分类和应用: 动态存储器双倍数据速率光电二极管内存集成电路
文件页数/大小: 64 页 / 1453 K
品牌: ALSC [ ALLIANCE SEMICONDUCTOR CORPORATION ]
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AS4C32M16D1A-C&I  
Figure 13. Read to Precharge Required CAS Latencies (CL=2)  
CK  
CK  
COMMAND  
ADDRESS  
READ  
NOP  
PRE  
NOP  
NOP  
ACT  
tRP  
Bank A,  
Col n  
Bank  
(a or all)  
Bank A,  
Row  
CL=2  
DQS  
DQ  
DO  
n
DO n = Data Out from column n  
Cases shown are either uninterrupted bursts of 4, or interrupted bursts of 8  
3 subsequent elements of Data Out appear in the programmed order  
following DO n  
Precharge may be applied at (BL/2) tCK after the READ command  
Note that Precharge may not be issued before tRAS ns after the ACTIVE  
command for applicable banks  
The Active command may be applied if tRC has been met  
Don’t Care  
28  
Rev. 1.0  
Mar. /2015  
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