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VG4632321AQ-5R 参数 Datasheet PDF下载

VG4632321AQ-5R图片预览
型号: VG4632321AQ-5R
PDF下载: 下载PDF文件 查看货源
内容描述: 524,288x32x2位CMOS同步图形RAM [524,288x32x2-Bit CMOS Synchronous Graphic RAM]
分类和应用:
文件页数/大小: 81 页 / 1954 K
品牌: VML [ VANGUARD INTERNATIONAL SEMICONDUCTOR ]
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Preliminary  
VG4632321A  
524,288x32x2-Bit  
CMOS Synchronous Graphic RAM  
VIS  
Figure 8. Power Down Mode and Clock Mask  
(Burst Length = 4, CAS Burst Length = 4, CAS Latency = 2)  
T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22  
CLK  
CKE  
t
t
t
CK2  
IS  
PDE  
Valid  
CS  
RAS  
CAS  
WE  
DSF  
BS  
A9  
RAx  
RAx  
CAx  
A0 ~ A8  
DQM  
DQ  
tHZ  
Hi-Z  
Ax2  
Ax0  
Ax1  
Ax3  
PRECHARGE  
STANDBY  
ACTIVE  
STANDBY  
Read  
Precharge  
Command  
Bank A  
Clock Mask  
Start  
Power Down  
Mode Exit  
Clock Mask  
End  
Activate  
Command  
Bank A  
Command  
Bank A  
Any  
Command  
Power Down  
Mode Exit  
Power Down  
Mode Entry  
Power Down  
Mode Entry  
Document:  
Rev.1  
Page12  
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