ESMT
M12L64322A (2U)
Page Write Cycle at Different Bank @ Burst Length = 4
0
1
2
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C L O C K
C K E
H I G H
C S
R A S
* N o t e 2
C A S
A D D R
R C c
CA a
R D d C C c
C D d
RA a
RB b
CB b
B A 1
B A 0
RB b
RA a
R D d
R C c
A10/AP
D Q
DBb3
D C c 0
DAa2
DAa0 DAa1
DBb2
CD d2
DAa3 DBb0 DBb1
tC D L
D C c 1 DD d0 DD d1
tR D L
W E
* N o t e 1
D Q M
W r i t e
( D - B a n k )
R o w A c t i v e
( D - B a n k )
W r i t e
( A - B a n k )
W r i t e
( B - B a n k )
R o w A c t i v e
( A - Bank )
P r e c h a r g e
( A l l B a n k s )
R o w A c t i v e
( B - B a n k )
W r i t e
( C - B a n k )
R o w A c t i v e
( C - B a n k )
:
D o n ' t c a r e
*Note: 1. To interrupt burst write by Row precharge, DQM should be asserted to mask invalid input data.
2. To interrupt burst write by Row precharge, both the write and the precharge banks must be the same.
Elite Semiconductor Memory Technology Inc.
Publication Date: Apr. 2010
Revision: 1.0 34/46
ESMT [ ELITE SEMICONDUCTOR MEMORY TECHNOLOGY INC. ]
