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參數資料
型號: W39V040BP
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, PQCC32
封裝: PLASTIC, LCC-32
文件頁數: 26/32頁
文件大?。?/td> 356K
代理商: W39V040BP
W39V040B
Publication Release Date: April 14, 2005
- 26 -
Revision A3
Timing Waveforms for LPC Interface Mode, continued
13.4 #DATA Polling Timing Diagram
Read the DQ7 to see if the internal write complete or not.
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
XXAn[17:16]
An[15:12]
Address
Sync
TAR
1111b
Tri-State
0000b
An[11:8]
An[7:4]
An[3:0]
Data out 2 Clocks
Dn7,xxx
Data
XXXXb
0000b
Start
Memory
Read
Load Address in 8 Clocks
CLK
1 Clock
TAR
Next Start
1 Clock
2 Clocks
1 Clock
010Xb
0000b
Address
Sync
TAR
1111b
Tri-State
0000b
Data out 2 Clocks
Data
0000b
When internal write complete, the DQ7 will equal to Dn7.
Dn7,xxx
XXXXb
An[15:12]
An[11:8]
An[7:4]
An[3:0]
LAD[3:0]
1st Start
Load Address "An" in 8 Clocks
CLK
1 Clock
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
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]
Memory
0000b
1 Clock
A[19:16]
A[31:28]
A[23:20]
A[27:24]
An[31:28]
An[27:24]
An[23:20]
An[19:16]
LAD[3:0]
LAD[3:0]
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
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W39V040BPZ W39V040B
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相關代理商/技術參數
參數描述
W39V040BPZ 制造商:WINBOND 制造商全稱:Winbond 功能描述:W39V040B
W39V040BQ 制造商:WINBOND 制造商全稱:Winbond 功能描述:W39V040B
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
W39V040CP 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE