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VG4632321AQ-7 参数 Datasheet PDF下载

VG4632321AQ-7图片预览
型号: VG4632321AQ-7
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  
Block of Columns  
(selected by A3-A7 registered  
coincident with Block Write command)  
Row in Bank  
(selected by A0-A10,  
and BS registered  
coincident with BankActivate  
Command)  
Column Mask  
on the DQ  
inputs  
DQ0  
DQ1  
DQ2  
DQ3  
DQ4  
(registered  
coincident  
DQ5  
DQ6  
DQ7  
with Block  
Write Command  
DQMO  
DSF  
D Q  
CK  
BankActivate  
command  
MR0  
MR1  
MR2  
MR3  
MR4  
MR5  
MR6  
MR7  
Mask Register  
(previously loaded  
from corresponding  
DQ inputs  
Note: Only lower byte is shown. The operation is identical for other bytes.  
Block-Write Masking Block Diagram  
Document:  
Rev.1  
Page13  
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