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參數(shù)資料
| 型號： | A45L9332AF-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)： | 31/55頁 |
| 文件大?。?/td> | 1255K |
| 代理商： | A45L9332AF-6 |
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A45L9332A Series
PRELIMINARY
(October, 2001, Version 0.1)
30
AMIC Technology, Inc.
* Note : 1. All inputs can be don’t care when
CS
is high at the CLK high going edge.
2. Bank active & read/write are controlled by A10.
A10
Active & Read/Write
0
Bank A
1
Bank B
3. Enable and disable auto precharge function are controlled by A9 in read/write command.
A9
A10
Operation
0
Disable auto precharge, leave bank A active at end of burst.
0
1
Disable auto precharge, leave bank B active at end of burst.
0
Enable auto precharge, precharge bank A at end of burst.
1
1
Enable auto precharge, precharge bank B at end of burst.
4. A9 and A10 control bank precharge when precharge command is asserted.
A9
A10
Precharge
0
0
Bank A
0
1
Bank B
1
X
Both Bank
5. Enable and disable Write-per Bit function are controlled by DSF in Row Active command.
A10
DSF
Operation
L
Bank A row active, disable write per bit function for bank A
0
H
Bank A row active, enable write per bit function for bank A
L
Bank B row active, disable write per bit function for bank B
1
H
Bank B row active, enable write per bit function for bank B
6. Block write/normal write is controlled by DSF
DSF
Operation
Minimum cycle time
L
Normal write
t
CCD
H
Block write
t
BWC
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