hy5du561622efp Hynix Semiconductor, hy5du561622efp Datasheet - Page 9

• Manufacturer Part Number: hy5du561622efp
• Description: 256mb Ddr Sdram
• Manufacturer: Hynix Semiconductor

Rev. 1.1 / June 2006
WRITE MASK TRUTH TABLE
Note:
1.
Data Write
Data-In Mask
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.
Function
1
1
CKEn-1
H
H
CKEn
X
X
/CS, /RAS,
/CAS, /WE
X
X
DM
H
L
HY5DU561622E(L)FP
HY5DU56822E(L)FP
ADDR
A10/
AP
X
X
BA
9