參數(shù)資料
型號: A43L4616
廠商: AMIC Technology Corporation
英文描述: 4M X 16 Bit X 4 Banks Synchronous DRAM
中文描述: 4米× 16位× 4個銀行同步DRAM
文件頁數(shù): 36/41頁
文件大小: 1063K
代理商: A43L4616
A43L4616
(September, 2004, Version 0.0)
35
AMIC Technology, Corp.
Mode Register Set Cycle
Auto Refresh Cycle
0
1
2
3
4
5
6
0
1
2
3
4
5
6
7
8
9
10
CLOCK
CKE
CS
RAS
CAS
ADDR
: Don't care
WE
Auto Refresh
New Command
DQM
DQ
MRS
~
~
* Note 1
~
~
Hi-Z
Hi-Z
High
High
~
~
t
RC
*Note 2
~
~
~
~
~
Key
* Note 3
~
~
New
Command
~
~
Ra
* All banks precharge should be completed before Mode Register Set cycle and auto refresh cycle.
MODE REGISTER SET CYCLE
* Note : 1.
CS
,
RAS
,
CAS
&
WE
activation at the same clock cycle with address key will set internal
mode register.
2. Minimum 2 clock cycles is required before new
RAS
activation.
3. Please refer to Mode Register Set table.
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