1HY5DU283222BF(P)
WRITE MASK TRUTH TABLE
/CS, /RAS,
/CAS, /WE
A8/
AP
ADDR
Note
Function
Data Write
CKEn-1
CKEn
DM(0~3)
BA
H
H
X
X
X
X
L
X
X
1,2
1,2
Data-In Mask
H
Note :
1. Write Mask command masks burst write data with reference to DQS(0~3) and it is not related with read data.
2. DM0 corresponds to the data on DQ0-Q7; DM1 corresponds to the data on DQ8-Q15; DM2 corresponds to the data on DQ16-Q23;
DM3 corresponds to the data on DQ24-Q31.
Rev. 1.2 / Jul. 2005
8