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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： | 28/32頁 |
| 文件大小： | 356K |
| 代理商： | W39V040BQ |
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W39V040B
Publication Release Date: April 14, 2005
- 28 -
Revision A3
Timing Waveforms for LPC Interface Mode, continued
13.6 Sector Erase Timing Diagram
6th Start
Load Sector Address in 8 Clocks
1 Clock
1 Clock
TAR
Sync
Internal
TAR
1 Clock
2 Clocks
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
SA[18:16]
Load Data "30"
in 2 Clocks
0011b
Write the 6th command(target sector to be erased) to the device in LPC mode.
0000b
1111b
Tri-State
0000b
Data
Address
1st Start
Load Address "5555" in 8 Clocks
CLK
1 Clock
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
X101b
0101b
0101b
0101b
Load Data "AA"
1010b
1010b
Write the 1st command to the device in LPC mode.
CLK
CLK
CLK
Address
Sync
TAR
Data
2nd Start
Load Address "2AAA" in 8 Clocks
1 Clock
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
X010b
1010b
1010b
1010b
Load Data "55"
in 2 Clocks
0101b
0101b
Write the 2nd command to the device in LPC mode.
3rd Start
Load Address "5555" in 8 Clocks
1 Clocks
1 Clocks
TAR
Start next
1 Clocks
2 Clocks
1 Clocks
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
X101b
0101b
0101b
0101b
Load Data "80"
in 2 Clocks
1000b
0000b
Write the 3rd command to the device in LPC mode.
Address
Address
Sync
TAR
Data
Sync
TAR
Data
1111b
Tri-State
0000b
1111b
Tri-State
0000b
1111b
Tri-State
0000b
4th Start
Memory
Cycle
Load Address "5555" in 8 Clocks
1 Clock
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
X101b
0101b
0101b
0101b
Load Data "AA"
in 2 Clocks
1010b
1010b
Write the 4th command to the device in LPC mode.
5th Start
Load Address "2AAA" in 8 Clocks
1 Clock
1 Clock
TAR
Start next
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
XXXXb
XXXXb
XXXXb
X010b
1010b
1010b
1010b
Load Data "55"
0101b
0101b
Write the 5th command to the device in LPC mode.
Address
Address
Sync
TAR
Data
Sync
TAR
Data
1111b
Tri-State
0000b
1111b
Tri-State
0000b
CLK
CLK
XXXXb
XXXXb
XXXXb
Memory
Write
Memory
Memory
Cycle
Memory
Memory
Write
Internal
erase start
LAD[3:0]
LAD[3:0]
LAD[3:0]
LAD[3:0]
LAD[3:0]
LAD[3:0]
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
相關PDF資料 |
PDF描述 |
|---|---|
| W39V040BQZ | W39V040B |
| W39V040B | W39V040B |
| W39V040BP | W39V040B |
| W39V040BPZ | W39V040B |
| W39V040C | 512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE |
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 |
| W39V040CP | 制造商:WINBOND 制造商全稱:Winbond 功能描述:512K 】 8 CMOS FLASH MEMORY WITH LPC INTERFACE |
| 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 |
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