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參數(shù)資料
| 型號(hào)： | A45L9332AE |
| 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)： | 47/55頁 |
| 文件大小： | 1255K |
| 代理商： | A45L9332AE |
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A45L9332A Series
PRELIMINARY
(October, 2001, Version 0.1)
46
AMIC Technology, Inc.
Self Refresh Entry & Exit Cycle
* Note : TO ENTER SELF REFRESH MODE
1.
CS
,
RAS
&
CAS
with CKE should be low at the same clock cycle.
2. After 1 clock cycle, all the inputs including the system clock can be don’t care except for CKE.
3. The device remains in self refresh mode as long as CKE stays “Low”.
(cf.) Once the device enters self refresh mode, minimum tRAS is required before exit from self refresh.
TO EXIT SELF REFRESH MODE
4. System clock restart and be stable before returning CKE high.
5.
CS
starts from high.
6. Minimum tRC is required after CKE going high to complete self refresh exit.
7. 2K cycle of burst auto refresh is required before self refresh entry and after self refresh exit.
If the system uses burst refresh.
0
1
2
3
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5
6
~
7
8
9
10
11
12
13
14
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19
CLOCK
CKE
CS
RAS
CAS
ADDR
A10
: Don't care
A9
WE
DSF
Self Refresh Exit
Auto Refresh
DQM
DQ
Self Refresh Entry
t
SS
* Note 4
* Note 1
~
t
RC min.
~
~
~
* Note 3
* Note 2
~
t
SS
* Note 6
~
~
* Note 5
~
~
* Note 7
* Note 7
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~
~
~
~
~
~
~
~
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Hi-Z
Hi-Z
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| A45L9332AF | 256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AF-6 | 256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AF-7 | 256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AF-8 | 256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AE-6 | 256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| A45L9332AE-6 | 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AE-7 | 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AE-8 | 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AF | 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
| A45L9332AF-6 | 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:256K X 32 Bit X 2 Banks Synchronous Graphic RAM |
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