w27c520 Winbond Electronics Corp America, w27c520 Datasheet - Page 10

• Manufacturer Part Number: w27c520
• Description: 64k X 8 Electrically Erasable Eprom
• Manufacturer: Winbond Electronics Corp America

SMART PROGRAMMING ALGORITHM 1
Increment
Increment
Address
Address
Address ?
Power
Down
Last
Yes
No
No
Pass
Program One 50 S Pulse
Program One 50 S Pulse
Address = First Location
Address = First Location
OE/Vpp = V
V
DD
OE/Vpp = 13V
V
All Bytes to
Address ?
= 3.3 or 5.0V
DD
Compare
Passed
Original
Device
Verify
X = 0
Start
Data
Last
Byte
= 6.5V
- 10 -
Yes
IL
Pass
Fail
Preliminary W27C520
Fail
No
Increment X
X = 25 ?
Device
Failed
Yes