A43L2616B
Active/Precharge Power Down Mode @CAS Lantency=2, 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
* Note 2
tSS
tSS
tSS
tSS
* Note 1
*Note 3
CS
RAS
CAS
Ra
Ca
ADDR
BA0
BA1
Ra
A10/AP
WE
DQM
DQ
t
Qa0
Qa1
Qa2
Precharge
Power-down
Exit
Precharge
Power-
down
Read
Precharge
Row Active
Entry
Active
Active
Power-down
Entry
Power-
down
Exit
: Don't care
* Note : 1. All banks should be in idle state prior to entering precharge power down mode.
2. CKE should be set high at least “1CLK + tSS” prior to Row active command.
3. Cannot violate minimum refresh specification. (64ms)
(December, 2009, Version 1.3)
33
AMIC Technology, Corp.
AMICC [ AMIC TECHNOLOGY ]
