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

HX

X

L

X

HX

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.