ESMT
0
CLOCK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
M12L128324A
Clock Suspension & DQM Operation Cycle @ CAS Letency = 2 , Burst Length = 4
15
16
17
18
19
CKE
CS
RAS
CAS
ADDR
Ra
Ca
Cb
Cc
BA1
BA0
A10 /A P
Ra
t
RCD
DQ
*Note2
Q a0
Qa1
Qa2
Q a3
Q b0
Q b1
Dc0
Dc2
t
SHZ
WE
t
SHZ
*Note1
DQM
Row Active
Read
Clock
Su pen s i on
Read
Read DQM
W rite
W rite
DQM
W rite
DQM
Clock
Suspension
:Don't Care
*Note : 1. DQM is needed to prevent bus contention.
2. t
RCD
should be met.
Elite Semiconductor Memory Technology Inc.
Publication Date: Mar. 2006
Revision: 1.2
39/47