W27E020-12 Winbond, W27E020-12 Datasheet - Page 10
W27E020-12
Manufacturer Part Number
W27E020-12
Description
256K X 8 ELECTRICALLY ERASABLE EPROM
Manufacturer
Winbond
Datasheet
1.W27E020-12.pdf
(14 pages)
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SMART PROGRAMMING ALGORITHM
Increment
Address
Fail
No
Program One 100 S Pulse
Address = First Location
Increment X
Original Data
Compare
All Bytes to
Vcc = 5V
Vpp = 12V
One Byte
Last
Address?
Vcc = 5V
Vpp = 5V
Verify
Pass
Device
X = 25?
Start
X = 0
Pass
No
Pass
Yes
- 10 -
Yes
Fail
Preliminary W27E020
One Byte
Verify
Pass
Fail
Fail
Device