w27c020 Winbond Electronics Corp America, w27c020 Datasheet - Page 11

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w27c020

Manufacturer Part Number
w27c020
Description
256k X 8 Electrically Erasable Eprom
Manufacturer
Winbond Electronics Corp America
Datasheet

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XILINX
0
SMART ERASE ALGORITHM
Increment
Address
No
Chip Erase 100 mS Pulse
Address = First Location
A9 = 14V; A0 = V
Increment X
FFs (HEX)
All Bytes to
Compare
Vpp = 14V
Vcc = 5V
Last
Address?
Vcc = 5V
Vpp = 5V
Pass
Device
Start
X = 0
Erase
Verify
Yes
Pass
Pass
- 11 -
IL
Fail
Fail
Publication Release Date: September 1998
Preliminary W27C020
Yes
No
Fail
Device
X = 20?
Revision A1

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