參數資料
型號: HY5DU12822CTP
廠商: Hynix Semiconductor Inc.
英文描述: 512Mb DDR SDRAM
中文描述: 產品512Mb DDR SDRAM
文件頁數: 10/31頁
文件大?。?/td> 253K
代理商: HY5DU12822CTP
Rev. 1.0 / Mar. 2005
10
1
HY5DU12422C(L)TP
HY5DU12822C(L)TP
HY5DU121622C(L)TP
WRITE MASK TRUTH TABLE
Function
CKEn-1
CKEn
/ CS, / RAS,
/ CAS, / WE
DM
ADDR
A10/
AP
BA
Data Write
1
H
X
X
L
X
Data-In Mask
1
H
X
X
H
X
Note:
1.
Write Mask command masks burst write data with reference to LDQS/UDQS(Data Strobes) and it is not related with read data.
In case of x16 data I/O, LDM and UDM control lower byte(DQ0~7) and Upper byte(DQ8~15) respectively.
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