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參數資料
型號: W9816G6BB
廠商: WINBOND ELECTRONICS CORP
英文描述: 512K x 2 BANKS x 16 BITS SDRAM
中文描述: 為512k × 2組X 16位內存
文件頁數: 36/43頁
文件大小: 1164K
代理商: W9816G6BB
W9816G6BB
- 36 -
Timing Waveforms, continued
Auto Precharge Timing
(Write Cycle)
0
11
10
9
8
7
6
5
4
3
2
1
Act
AP
AP
AP
Write
Act
AP
D0
D0
D0
AP
Act
D1
AP
Act
D1
D2
D3
AP
Act
Write
Write
Write
D0
D0
D1
D2
D3
D4
D5
D6
D7
AP
Act
D1
D0
Act
D1
D2
D3
Act
D0
D1
D2
D3
D4
D5
D6
D7
Write
Write
Write
Write
D0
(1) CAS Latency = 2
(2) CAS Latency = 3
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 tRASmin).
represents the Write with Auto precharge command.
represents the start of internal precharging.
represents the Bank Activate command.
Note:
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
t
RP
t
WR
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
DQ
DQ
DQ
( a ) burst length = 1
Command
( b ) burst length = 2
Command
( c ) burst length = 4
Command
( d ) burst length = 8
Command
DQ
DQ
DQ
DQ
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相關代理商/技術參數
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W9816G6BB-7 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K x 2 BANKS x 16 BITS SDRAM
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W9816G6CH 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 2 BANKS 】 16 BITS SDRAM