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W27LE520 Datasheet(PDF) 13 Page - Winbond

Part # W27LE520
Description  64K X 8 ELECTRICALLY ERASABLE EPROM
PDF  16 Pages
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W27LE520 Datasheet(HTML) 13 Page - Winbond

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Advance Information W27LE520
Publication Release Date: 4/26/2000
- 13 -
Revision A1
SMART ERASE ALGORITHM 2
Start
OE/Vpp = 13V
Last
Address?
OE/Vpp = V
Compare
All Bytes to
FFs (HEX)
Pass
Device
Increment
Address
No
Fail
Fail
Fail
Device
X = 0
Program One 50 S Pulse
with Address = 5555(Hex) Data = AA(Hex)
Erase
Verify
X = 20?
No
Yes
Pass
Pass
Yes
OE/Vpp = V IL
IL
Increment X
Power
Down
Program One 100 mS Pulse
with Address = 2AAA(Hex) Data = 10(Hex)
µ
V
= 6.5V
DD
V
= 6.5V
DD
V
= 3.3 or 5.0V
DD



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