W49F002U-70B WINBOND [Winbond], W49F002U-70B Datasheet - Page 9
W49F002U-70B
Manufacturer Part Number
W49F002U-70B
Description
256K X 8 CMOS FLASH MEMORY
Manufacturer
WINBOND [Winbond]
Datasheet
1.W49F002U-70B.pdf
(23 pages)
- Current page: 9 of 23
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Command Codes for Sector Erase
Sector Erase Acquisition Flow
Notes for chip erase:
Data Format: DQ7 DQ0 (Hex)
Address Format: A14 A0 (Hex)
SA : For details, see the page 6 .
BYTE SEQUENCE
1 Write
2 Write
3 Write
4 Write
5 Write
6 Write
Load data AA
address 2AAA
address 2AAA
Load data AA
Load data 30
address 5555
address 5555
address SA*
address 5555
Load data 55
Load data 55
Load data 80
ADDRESS
Pause T
2AAAH
2AAAH
5555H
5555H
5555H
SA*
- 9 -
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EC
Publication Release Date: April 2000
DATA
W49F002U
AAH
AAH
55H
80H
55H
30H
Revision A2
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