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參數(shù)資料
| 型號： | FEDS82V48540-01 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 393,216-Word 】 32-Bit 】 4-Bank FIFO-SGRAM |
| 中文描述： | 393216詞】32位】4銀行先進(jìn)先出，SGRAM |
| 文件頁數(shù)： | 14/44頁 |
| 文件大?。?/td> | 1419K |
| 代理商： | FEDS82V48540-01 |
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FEDS82V48540-01
OKI Semiconductor
Mode Set Address Keys
Operation Code
A8 A7
0
0
Mode Setting
0
1
1
0
1
1
Write Burst Length
*Note 1
1
A9
Length
0
Burst
1
Single Bit
*Note 1: To select Special Page mode, set A9 to “L”.
The write burst length during Special Page mode is set only for Burst.
POWER ON SEQUENCE
1. With CKE = "H", DQM = "H" and the other inputs in NOP state, turn on the power supply and
start the system clock.
2. After the V
CC
voltage has reached the specified level, pause for 200
μ
s or more with the input
kept in NOP state.
3. Issue the precharge all bank command.
4. Apply an Auto-refresh 8 or more times.
5. Enter the mode register command.
MS82V48540
14/44
CAS
Latency
A6 A5 A4
0
0
0
0
0
1
0
1
0
1
0
1
1
1
1
Burst Type
A3
0
Sequential
1
Interleave
Burst Length
BT = 0
TM
CL
BT
A2 A1 A0
0
0
0
0
0
1
0
1
1
0
1
0
1
1
1
1
BT = 1
Reserved
Reserved
4
8
Reserved
Reserved
Reserved
Reserved
0
1
0
1
0
1
0
1
Reserved
Reserved
2
3
Reserved
Reserved
Reserved
Reserved
0
1
0
1
0
1
0
1
1
2
4
8
Vender
Use
Only
Reserved
Reserved
Special page
Full Page
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