A43E06161
Read & Write Cycle with Auto Precharge II @Burst Length=4
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CLOCK
CKE
High
CS
RAS
CAS
Ra
Rb
Ca
Cb
Ra
Ca
ADDR
BA
Ra
Rb
Ra
A10/AP
WE
DQM
Qa0
Qa1
Qa0
Qb0 Qb1
Qa1 Qb0
Qb2
Qb3
Da0
Da0
Da1
Da1
DQ
(CL=2)
Qb1
Qb2
Qb3
DQ
(CL=3)
Read without
Auto Precharge
(B-Bank)
Auto Precharge
Strart Point
Row Active
(A-Bank)
Read with
Auto Pre
Charge
Precharge
(B-Bank)
Row Active
(A-Bank)
Write with
Auto Precharge
(A-Bank)
(A-Bank)
(A-Bank) *Note 1
Row Active
(B-Bank)
: Don't care
* Note : When Read(Write) command with auto precharge is issued at A-Bank after A and B Bank activation.
- if read(Write) command without auto precharge is issued at B-Bank before A Bank auto precharge starts, A Bank auto
precharge will start at B Bank read command input point.
- Any command can not be issued at A Bank during tRP after A Bank auto precharge starts.
PRELIMINARY (July, 2005, Version 0.1)
30
AMIC Technology, Corp.
AMICC [ AMIC TECHNOLOGY ]
