參數(shù)資料
型號: A43L2616AV-7F
廠商: AMIC Technology Corporation
英文描述: 1M X 16 Bit X 4 Banks Synchronous DRAM
中文描述: 100萬× 16位× 4個銀行同步DRAM
文件頁數(shù): 19/42頁
文件大小: 1119K
代理商: A43L2616AV-7F
8. Burst Stop & Interrupted by Precharge
A43L2616A
PRELIMINARY (November, 2004, Version 0.0)
18
AMIC Technology, Corp.
WR
D0
D1
D2
D3
CLK
CMD
DQM
DQ
1) Normal Write (BL=4)
PRE
t
RDL
Note 1
WR
D0
D1
D2
D3
CLK
CMD
DQM
DQ
2) Write Burst Stop (BL=8)
STOP
t
BDL
Note 2
D4
D5
RD
Q0
Q1
CLK
CMD
DQ(CL2)
1) Read Interrupted by Precharge (BL=4)
PRE
Note 3
DQ(CL3)
Q0
Q1
1
2
RD
Q0
Q1
CLK
CMD
DQ(CL2)
4) Read Burst Stop (BL=4)
STOP
DQ(CL3)
Q0
Q1
1
2
9. MRS
Note : 1. t
RDL
: 1CLK
2. t
BDL
: 1CLK; Last data in to burst stop delay.
Read or write burst stop command is valid at every burst length.
3. Number of valid output data after row precharge or burst stop: 1,2 for CAS latency = 2, 3 respectively.
4. PRE: All banks precharge if necessary.
MRS can be issued only when all banks are in precharged state.
10. Clock Suspend Exit & Power Down Exit
PRE
MRS
Note 1
CLK
CMD
Mode Register Set
2CLK
ACT
t
RP
2) Power Down (=Precharge Power Down) Exit
Note 1
CLK
CMD
1) Clock Suspend (=Active Power Down) Exit
RD
t
SS
CKE
Internal
CLK
Note 2
CLK
CMD
ACT
CKE
Internal
CLK
t
SS
NOP
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