IS42S83200B, IS42S16160B
WRITE - DQM OPERATION
T0
T1
T2
T3
T4
T5
T6
T7
t
CK
t
CL
t
CH
CLK
CKE
t
CKS CKH
t
t
CMS
t
CMH
COMMAND
ACTIVE
NOP
WRITE
NOP
NOP
NOP
NOP
NOP
t
CMS
t
CMH
DQM/DQML
DQMH
t
t
t
AS
t
AH
COLUMN m(2)
A0-A9, A11, A12
A10
ROW
AS
t
AH
ENABLE AUTO PRECHARGE
ROW
DISABLE AUTO PRECHARGE
AS
t
AH
BA0, BA1
BANK
BANK
tDS
tDH
t
DS
t
DH
tDS
t
DH
DIN
m
D
IN m+
2
D
IN m+3
DQ
t
RCD
DON'T CARE
Notes:
1) Burst Length = 4
2) x16: A9, A11, and A12 = "Don't Care"
x8: A11 and A12 = "Don't Care"
Integrated Silicon Solution, Inc. — www.issi.com
43
Rev. D
07/28/08