ESMT
M12L64164A (2Y)
Page Write Cycle at Different Bank @ Burst Length = 4
0
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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 A a
C A a
C B b R C c
R B b
C C c
C D d
R D d
B A 0
B A 1
R B b
R A a
R C c
R D d
A1 0/AP
D Q
DA a 0
D D d 1
C D d 2
D C c1
D Aa 3
DA a 1 D A a 2
DB b 0 DB b 1 D Bb 2 D Bb 3 D C c 0
D D d 0
t
R D L
t
C 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
( B - B a n k )
W r i t e
( A - B a n k )
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
( A - Bank )
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: May 2012
Revision: 1.1 33/45