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MT48LC64M4A2FB1 参数 Datasheet PDF下载

MT48LC64M4A2FB1图片预览
型号: MT48LC64M4A2FB1
PDF下载: 下载PDF文件 查看货源
内容描述: SDR SDRAM [SDR SDRAM]
分类和应用: 动态存储器
文件页数/大小: 86 页 / 3693 K
品牌: MICRON [ MICRON TECHNOLOGY ]
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256Mb: x4, x8, x16 SDRAM  
PRECHARGE Operation  
Figure 51: Single WRITE Without Auto Precharge  
T0  
T1  
T2  
T3  
T4  
T5  
T6  
T7  
T8  
t
CK  
t
CL  
CLK  
t
CH  
t
t
CKS  
CKH  
CKE  
t
t
CMS  
CMH  
Command  
ACTIVE  
NOP  
WRITE  
NOP  
NOP  
PRECHARGE  
NOP  
ACTIVE  
NOP  
t
t
CMS CMH  
DQM  
t
t
AS  
AH  
Row  
Column m  
Address  
t
t
AS  
AH  
All banks  
Row  
Row  
A10  
Single bank  
Bank  
Disable auto precharge  
Bank  
t
t
AH  
AS  
BA0, BA1  
Bank  
Bank  
t
t
DS DH  
DIN  
DQ  
t
t
t
RCD  
WR  
RP  
t
RAS  
t
RC  
Don’t Care  
1. For this example, BL = 1 and the WRITE burst is followed by a manual PRECHARGE.  
Note:  
PDF: 09005aef8091e6d1  
256Mb_sdr.pdf - Rev. R 10/12 EN  
Micron Technology, Inc. reserves the right to change products or specifications without notice.  
78  
© 1999 Micron Technology, Inc. All rights reserved.  
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