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參數(shù)資料
| 型號(hào)： | W987Z6CBG80 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類(lèi)： | DRAM |
| 英文描述： | 8M X 16 SYNCHRONOUS DRAM, 6 ns, PBGA54 |
| 封裝： | 8 X 9 MM, 1.20 MM HEIGHT, FBGA-54 |
| 文件頁(yè)數(shù)： | 33/46頁(yè) |
| 文件大?。?/td> | 1634K |
| 代理商： | W987Z6CBG80 |
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Preliminary W987Z6CB
Publication Release Date: June 24, 2002
- 39 -
Revision A1
Operating Timing Example, continued
Auto Precharge Timing (Write Cycle)
Write
Act
AP
0
11
10
9
8
7
6
5
4
3
2
1
D0
AP
Act
D1
AP
Act
D1
D2
D3
D4
D5
D6
D7
AP
Act
Write
(1) CAS Latency=2
Write
Act
AP
When the Auto precharge command is asserted, the period from Bank Activate
command to the start of internal precgarging must be at least tRAS (min).
represents the Write with Auto precharge command.
represents the start of internal precharging.
represents the Bank Activate command.
Note )
tRP
tWR
tRP
tWR
tRP
tWR
tRP
tWR
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
D0
AP
Act
AP
Act
D1
D0
AP
Act
D1
D2
D3
AP
Act
D0
D1
D2
D3
D4
D5
D6
D7
Write
D0
(2) CAS Latency=3
tRP
tWR
tRP
tWR
tRP
tWR
tRP
tWR
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W987Z6CBN | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:DRAM |
| W988D2FB | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:256Mb Mobile LPSDR |
| W988D2FBJX6E | 制造商:Winbond Electronics Corp 功能描述:IC LPSDR SDRAM 256MBIT 90VFBGA |
| W988D2FBJX6I | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:256Mb Mobile LPSDR |
| W988D2FBJX7E | 制造商:Winbond Electronics Corp 功能描述:IC LPSDR SDRAM 256MBIT 90VFBGA |
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