参数资料
型号: HY5DV651622T-G6
英文描述: DDR Synchronous DRAM
中文描述: DDR同步DRAM
文件页数: 8/27页
文件大小: 273K
代理商: HY5DV651622T-G6
Rev. 0.3/May. 02
8
HY5DV281622AT
WRITE MASK TRUTH TABLE
Function
CKEn-1
CKEn
/CS, /RAS, /CAS, /WE
LDM
UDM
ADDR
A10/
AP
BA
Note
Data Write
H
X
X
L
L
X
1,2
Data-In Mask
H
X
X
H
H
X
1,2
Lower Byte Write /
Upper Byte-In Mask
H
X
X
L
H
X
1,2
Upper Byte Write /
Lower Byte-In Mask
H
X
X
H
L
X
1,2
Note :
1. Write Mask command masks burst write data with reference to LDQS/UDQS(Data Strobes) and it is not related with read data.
2. LDM and UDM control lower byte(DQ0~7) and Upper byte(DQ8~15) respectively.
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HY5DV651622T-G7 DDR Synchronous DRAM
HY5PS121623F 32Mx16|1.8V|8K|D43/D44/D54/D55|DDR II SDRAM - 512M
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HY5PS12423LF 128Mx4|1.8V|8K|D43/D44/D54/D55|DDR II SDRAM - 512M
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