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參數(shù)資料
| 型號(hào)： | W39L020Q-90B |
| 廠(chǎng)商： | WINBOND ELECTRONICS CORP |
| 元件分類(lèi)： | PROM |
| 英文描述： | 128K X 8 CMOS FLASH MEMORY |
| 中文描述： | 256K X 8 FLASH 3.3V PROM, 90 ns, PDSO32 |
| 封裝： | 8 X 14 MM, STSOP-32 |
| 文件頁(yè)數(shù)： | 8/19頁(yè) |
| 文件大?。?/td> | 242K |
| 代理商： | W39L020Q-90B |
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W29EE012
- 8 -
Command Codes for Product Identification
BYTE SEQUENCE
SOFTWARE PRODUCT
IDENTIFICATION ENTRY
ADDRESS
5555H
2AAAH
5555H
5555H
2AAAH
5555H
Pause 10
μ
S
SOFTWARE PRODUCT
IDENTIFICATION EXIT
ADDRESS
5555H
2AAAH
5555H
-
-
-
Pause 10
μ
S
DATA
AAH
55H
80H
AAH
55H
60H
DATA
AAH
55H
F0H
-
-
-
0 Write
1 Write
2 Write
3 Write
4 Write
5 Write
Software Product Identification Acquisition Flow
Product Identification Entry(1)
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 60
to
address 5555
Pause 10 S
Product Identification Mode(2,3)
Read address = 0
data = DA
Read address = 1
data = C1
Product Identification
Exit(1)
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data FO
to
address 5555
Pause 10
m
μ
S
Normal Mode
(4)
Notes for software product identification:
(1) Data format: DQ7
DQ0 (Hex); address format: A14
A0 (Hex).
(2) A1
A16 = V
IL
; manufacture code is read for A0 = V
IL
; device code is read for A0 = V
IH
.
(3) The device does not remain in identification mode if power down.
(4) The device returns to standard operation mode.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W39L020T-70 | 128K X 8 CMOS FLASH MEMORY |
| W39L020T-70B | 128K X 8 CMOS FLASH MEMORY |
| W39L020T-90 | 128K X 8 CMOS FLASH MEMORY |
| W39L020T-90B | 128K X 8 CMOS FLASH MEMORY |
| W39L040A70B | 512K 】 8 CMOS FLASH MEMORY |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W39L020T-70 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:128K X 8 CMOS FLASH MEMORY |
| W39L020T-70B | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:128K X 8 CMOS FLASH MEMORY |
| W39L020T-90 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:128K X 8 CMOS FLASH MEMORY |
| W39L020T-90B | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:128K X 8 CMOS FLASH MEMORY |
| W39L040 | 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:512 K X 8 CMOS FLASH MEMORY |
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