W39L512 Datasheet, PDF (11/25 Pages) Winbond – 64K 8 COMS FLASH MEMORY

Embedded Erase Algorithm
W39L512
Start
Write Erase Command Sequence
(see below)
#Data Polling or Toggle Bit
Successfully Completed
Erasure Completed
Pause T EC /TPEC
Chip Erase Command Sequence
(Address/Command):
5555H/AAH
2AAAH/55H
5555H/80H
5555H/AAH
2AAAH/55H
5555H/10H
Individual Page Erase
Command Sequence
(Address/Command):
5555H/AAH
2AAAH/55H
5555H/80H
5555H/AAH
2AAAH/55H
Page Address/50H
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Publication Release Date: July 9, 2002
Revision A2