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參數(shù)資料
| 型號： | W27LE520W-90 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | PROM |
| 英文描述： | 64K X 8 EEPROM 3V, 90 ns, PDSO20 |
| 封裝： | 0.173 INCH, TSSOP-20 |
| 文件頁數(shù)： | 16/16頁 |
| 文件大小： | 164K |
| 代理商： | W27LE520W-90 |
Preliminary W27LE520
Publication Release Date: June 2000
- 9 -
Revision A1
Timing Waveforms, continued
Erase Waveform 1
OE/Vpp
13.0V
TPRT
VIH
V IL
ALE
V IH
V IL
Address Valid
A[15:8]
VIH
V IL
A9 = 12.0V
A9 = 13.0V
Others = VIL or V
A8 = VIL
IH
A8 = VIH
Others = VILor V
A8, A11 = VIL
IH
A10 = VIH
AD[7:0]
DA
1F
DOUT
VIH
V IL
Add
TEPW
TVR
TOES
TOEH
TEOE
Read
Company
SID
Chip Erase
Erase (Verify)
Read
Device
SID
V
= 6.5V
DD
V
= 3.3 or 5.0V
DD
V
= 6.5V
DD
Erase Waveform 2
OE/Vpp
13.0V
TPRT
V IH
V IL
ALE
V IH
V IL
A[15:8]
V IH
V IL
A9=12.0 V
Others=VIL or V
A8=VIL
IH
A8=V IH
AD[7:0]
DA
1F
V IH
V IL
Address Valid
DOUT
Add
TEOE
Read
Company
SID
Command 1
Command 2
Read
Device
SID
OES
OEH
VS
TRPT
T
TOES
ALE
LAS
LAH
DS
EPW1
DH
55
AA
T
AS
T
AA
10
Erase Verify
Chip Erase
EPW2
T
A[15:8] = 55
A[15:8] = 2A
V
=3.3 or 5.0V
DD
V
=6.5V
DD
V
=6.5V
DD
V
=6.5V
DD
Note: First command Address = 5555(hex) with Data = AA(hex)
Second command Address = 2AAA(hex) with Data = 10(hex)
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