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W49L201S-70 View Datasheet(PDF) - Winbond
Part Name
Description
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W49L201S-70
128K X 16 CMOS FLASH MEMORY
Winbond
W49L201S-70 Datasheet PDF : 23 Pages
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Preliminary W49L201
Command Codes for Chip Erase
BYTE SEQUENCE
1 Write
2 Write
3 Write
4 Write
5 Write
6 Write
Chip Erase Acquisition Flow
ADDRESS
5555H
2AAAH
5555H
5555H
2AAAH
5555H
Pause T
EC
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 80
to
address 5555
Load data AA
to
address 5555
Load data 55
to
address 2AAA
Load data 10
to
address 5555
Pause T
EC
Exit
Notes for chip erase:
Data Format: DQ15-DQ8: Don't Care; DQ7
−
DQ0 (Hex)
Address Format: A14
−
A0 (Hex)
-8-
DATA
AAH
55H
80H
AAH
55H
10H
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