A43E06161
Page Read Cycle at Different Bank @Burst Length = 4
0
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CLOCK
CKE
High
*Note 1
CS
RAS
CAS
*Note 2
RAa
RAa
CAa
RBb
RBb
CBb
CAc
CBd
CAe
ADDR
BA
A10/AP
WE
DQM
DQ
(CL=2)
QAa0 QAa1 QAa2 QAa3 QBb0 QBb1 QBb2 QBb3 QAc0 QAc1 QBd0 QBd1 QAe0 QAe1
QAa0 QAa1 QAa2 QAa3 QBb0 QBb1 QBb2 QBb3 QAc0 QAc1 QBd0 QBd1 QAe0 QAe1
DQ
(CL=3)
Read
(A-Bank)
Read
(B-Bank)
Read
(A-Bank)
Precharge
(A-Bank)
Row Active
(B-Bank)
Read
(B-Bank)
Row Active
(A-Bank)
Read
(A-Bank)
: Don't care
* Note : 1.
can be don’t care when
, and
RAS CAS
are high at the clock high going edge.
WE
CS
2. To interrupt a burst read by row precharge, both the read ad the precharge banks must be the same.
PRELIMINARY (July, 2005, Version 0.1)
26
AMIC Technology, Corp.
AMICC [ AMIC TECHNOLOGY ]
