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參數資料
型號: W39V040BQ
廠商: WINBOND ELECTRONICS CORP
元件分類: PROM
英文描述: W39V040B
中文描述: 512K X 8 FLASH 3.3V PROM, 11 ns, PDSO32
封裝: STSOP-32
文件頁數: 27/32頁
文件大?。?/td> 356K
代理商: W39V040BQ
W39V040B
Publication Release Date: April 14, 2005
- 27 -
Revision A3
Timing Waveforms for LPC Interface Mode, continued
13.5 Toggle Bit Timing Diagram
Read the DQ6 to see if the internal write complete or not.
LAD[3:0]
Start
Memory
Load Address in 8 Clocks
CLK
1 Clock
1 Clock
TAR
Next Start
1 Clock
2 Clocks
1 Clock
010Xb
0000b
XXXXb
XXXXb
XXXXb
Address
Sync
TAR
1111b
Tri-State
0000b
Data out 2 Clocks
X,D6,XXb
Data
XXXXb
0000b
LAD[3:0]
Start
Memory
Load Address in 8 Clocks
CLK
1 Clock
TAR
Next Start
1 Clock
2 Clocks
1 Clock
010Xb
0000b
XXXXb
XXXXb
XXXXb
Address
Sync
TAR
1111b
Tri-State
0000b
Data out 2 Clocks
Data
0000b
When internal write complete, the DQ6 will stop toggle.
X,D6,XXb
XXXXb
LAD[3:0]
1st Start
Load Address "An" in 8 Clocks
CLK
1 Clock
1 Clock
TAR
Start next
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
XXXXb
XXXXb
An[15:12]
Dn[7:4]
Write the last command(program or erase) to the device in LPC mode.
Address
Sync
TAR
Data
1111b
Tri-State
0000b
An[11:8]
An[7:4]
An[3:0]
Dn[3:0]
XXAn[17:16]
Memory
Write
Cycle
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
XXXXb
1 Clock
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
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相關代理商/技術參數
參數描述
W39V040BQZ 制造商:WINBOND 制造商全稱:Winbond 功能描述:W39V040B
W39V040C 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
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W39V040CPZ 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE
W39V040CQ 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE