參數(shù)資料
型號(hào): A45L9332AE-6
廠商: AMIC Technology Corporation
英文描述: 256K X 32 Bit X 2 Banks Synchronous Graphic RAM
中文描述: 256 × 32位× 2銀行同步圖形內(nèi)存
文件頁數(shù): 33/55頁
文件大?。?/td> 1255K
代理商: A45L9332AE-6
A45L9332A Series
PRELIMINARY
(October, 2001, Version 0.1)
32
AMIC Technology, Inc.
Page Read & Write Cycle at Same Bank @Burst Length=4
*Note :
1. To write data before burst read ends, DQM should be asserted three cycle prior to write
command to avoid bus contention.
2. Row precharge will interrupt writing. Last data input, t
RDL
before Row precharge, will be written.
3. DQM should mask invalid input data on precharge command cycle when asserting precharge
before end of burst. Input data after Row precharge cycle will be masked internally.
High
t
RCD
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CLOCK
CKE
CS
RAS
CAS
ADDR
A10
WE
DSF
DQM
DQ
(CL=2)
Row Active
(A-Bank)
Read
(A-Bank)
Precharge
(A-Bank)
: Don't care
*Note 2
Ra
Ca0
Cb0
Cc0
Ra
A9
Qa0
Qa1
Qb0
Qb1
Dc0
Dc1
Dd0
Dd1
Qa0
Qa1
Qb0
Write
(A-Bank)
Cd0
t
CDL
*Note 2
*Note1
*Note3
Dc0
Dc1
Dd0
Dd1
Read
(A-Bank)
Write
(A-Bank)
DQ
(CL=3)
t
RDL
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