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参数资料
| 型号： | W39V040AQZ |
| 厂商： | WINBOND ELECTRONICS CORP |
| 元件分类： | PROM |
| 英文描述： | 512K X 8 FLASH 3.3V PROM, 11 ns, PDSO32 |
| 封装： | LEAD FREE, 8 X 14 MM, STSOP-32 |
| 文件页数： | 26/39页 |
| 文件大小： | 440K |
| 代理商： | W39V040AQZ |
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W39V040A
- 32 -
Timing Waveforms for LPC Interface Mode, continued
12.7 Chip Erase Timing Diagram
6th Start
Load Address "5555" in 8 Clocks
1 Clock
TAR
Sync
Internal
erase start
TAR
1 Clock
011Xb
0000b
XXXXb
X101b
Load Data "10"
in 2 Clocks
0001b
Write the 6th command to the device in LPC mode.
0101b
0000b
1111b
Tri-State
0000b
Data
Address
LAD[3:0]
1st Start
CLK
TAR
Start next
command
011Xb
0000b
XXXXb
X101b
0101b
1010b
LAD[3:0]
CLK
LAD[3:0]
CLK
LAD[3:0]
CLK
Address
Sync
TAR
Data
Load Address "5555" in 8 Clocks
1 Clock
2 Clocks
1 Clock
Load Data "AA"
in 2 Clocks
Write the 1st command to the device in LPC mode.
2nd Start
Load Address "2AAA" in 8 Clocks
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
X010b
1010b
Load Data "55"
in 2 Clocks
0101b
Write the 2nd command to the device in LPC mode.
3rd Start
Load Address "5555" in 8 Clocks
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
X101b
0101b
Load Data "80"
in 2 Clocks
1000b
0000b
Write the 3rd command to the device in LPC mode.
Address
Sync
TAR
Data
Sync
TAR
Data
1111b
Tri-State
0000b
1111b
Tri-State
0000b
1111b
Tri-State
0000b
4th Start
Load Address "5555" in 8 Clocks
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
X101b
0101b
Load Data "AA"
in 2 Clocks
1010b
Write the 4th command to the device in LPC mode.
5th Start
Load Address "2AAA" in 8 Clocks
1 Clock
TAR
Start next
command
1 Clock
2 Clocks
1 Clock
011Xb
0000b
XXXXb
X010b
1010b
Load Data "55"
in 2 Clocks
0101b
Write the 5th command to the device in LPC mode.
Address
Sync
TAR
Data
Sync
TAR
Data
1111b
Tri-State
0000b
1111b
Tri-State
0000b
LAD[3:0]
CLK
LAD[3:0]
CLK
2 Clocks
Memory
Write
Cycle
Memory
Write
Cycle
Memory
Write
Cycle
Memory
Write
Cycle
Memory
Write
Cycle
Memory
Write
Cycle
Internal
erase start
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
#LFRAM
#RESET
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相关代理商/技术参数 |
参数描述 |
|---|---|
| W39V040B | 制造商:WINBOND 制造商全称:Winbond 功能描述:W39V040B |
| W39V040B_07 | 制造商:WINBOND 制造商全称:Winbond 功能描述:512K × 8 CMOS FLASH MEMORY WITH LPC INTERFACE |
| W39V040BP | 制造商:WINBOND 制造商全称:Winbond 功能描述:W39V040B |
| W39V040BPZ | 制造商:WINBOND 制造商全称:Winbond 功能描述:W39V040B |
| W39V040BQ | 制造商:WINBOND 制造商全称:Winbond 功能描述:W39V040B |
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