- 您現(xiàn)在的位置：買(mǎi)賣(mài)IC網(wǎng) > PDF目錄361798 > W942508BH DRAM PDF資料下載
參數(shù)資料
| 型號(hào)： | W942508BH |
| 英文描述： | DRAM |
| 中文描述： | 內(nèi)存 |
| 文件頁(yè)數(shù)： | 17/45頁(yè) |
| 文件大?。?/td> | 1601K |
| 代理商： | W942508BH |
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)當(dāng)前第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)第24頁(yè)第25頁(yè)第26頁(yè)第27頁(yè)第28頁(yè)第29頁(yè)第30頁(yè)第31頁(yè)第32頁(yè)第33頁(yè)第34頁(yè)第35頁(yè)第36頁(yè)第37頁(yè)第38頁(yè)第39頁(yè)第40頁(yè)第41頁(yè)第42頁(yè)第43頁(yè)第44頁(yè)第45頁(yè)
W942508BH
Publication Release Date: March 19, 2002
- 17 -
Revision A1
Function Truth Table for CKE
CKE
CURRENT
STATE
n-1
n
CS
RAS
CAS
WE
ADDRESS
ACTION
NOTES
H
X
X
X
X
X
X
INVALID
L
H
H
X
X
X
X
Exit Self Refresh
- >
Idle after t
XSNR
L
H
L
H
H
X
X
Exit Self Refresh
- >
Idle after t
XSNR
L
H
L
H
L
X
X
ILLEGAL
L
H
L
L
X
X
X
ILLEGAL
Self Refresh
L
L
X
X
X
X
X
Maintain Self Refresh
H
X
X
X
X
X
X
INVALID
L
H
X
X
X
X
X
Exit Power down
- >
Idle after t
IS
Power Down
L
L
X
X
X
X
X
Maintain power down mode
H
H
X
X
X
X
X
Refer to Function Truth Table
H
L
H
X
X
X
X
Enter Power down
2
H
L
L
H
H
X
X
Enter Power down
2
H
L
L
L
L
H
X
Self Refresh
1
H
L
L
H
L
X
X
ILLEGAL
H
L
L
L
X
X
X
ILLEGAL
All Banks Idle
L
X
X
X
X
X
X
Power down
2
H
H
X
X
X
X
X
Refer to Function Truth Table
H
L
H
X
X
X
X
Enter Power down
2
H
L
L
H
H
X
X
Enter Power down
2
H
L
L
L
L
H
X
ILLEGAL
H
L
L
H
L
X
X
ILLEGAL
H
L
L
L
X
X
X
ILLEGAL
Row Active
L
X
X
X
X
X
X
Power down
Any State
Other Than
Listed Above
H
H
X
X
X
X
X
Refer to Function Truth Table
Notes
:
1.
Self refresh can enter only from the all banks idle state.
2.
Power down can enter only from bank idle or row active state.
Remark: H = High level, L = Low level, X = High or Low level (Don’t care), V = Valid data
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W942516BH | DRAM |
| W9451GBDA-6 | SDRAM|DDR|64MX64|CMOS|DIMM|184PIN|PLASTIC |
| W981204AH-75 | x4 SDRAM |
| W981204AH-8H | x4 SDRAM |
| W982504AH-7 | x4 SDRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W942508CH | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:8M x 4 BANKS x 8 BIT DDR SDRAM |
| W942508CH-5 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:8M x 4 BANKS x 8 BIT DDR SDRAM |
| W942508CH-6 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:8M x 4 BANKS x 8 BIT DDR SDRAM |
| W942508CH-7 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:8M x 4 BANKS x 8 BIT DDR SDRAM |
| W942508CH-75 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:8M x 4 BANKS x 8 BIT DDR SDRAM |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。