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W49F201 Datasheet(PDF) 6 Page - Winbond

Part No. W49F201
Description  128K X 16 CMOS FLASH MEMORY
Download  23 Pages
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Maker  WINBOND [Winbond]
Homepage  http://www.winbond.com
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W49F201 Datasheet(HTML) 6 Page - Winbond

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Preliminary W49F201
- 6 -
TABLE OF COMMAND DEFINITION
COMMAND
NO. OF
1ST CYCLE 2ND CYCLE 3RD CYCLE 4TH CYCLE 5TH CYCLE 6TH CYCLE
DESCRIPTION
Cycles
Addr. Data
Addr. Data
Addr. Data
Addr. Data
Addr. Data
Addr. Data
Read
1
AIN
DOUT
Chip Erase
6
5555 AA
2AAA 55
5555 80
5555 AA
2AAA 55
5555 10
Main Memory Erase
6
5555 AA
2AAA 55
5555 80
5555 AA
2AAA 55
SA
30
Word Program
4
5555 AA
2AAA 55
5555 A0
AIN
DIN
Boot Block Lockout
6
5555 AA
2AAA 55
5555 80
5555 AA
2AAA 55
5555 40
Product ID Entry
3
5555 AA
2AAA 55
5555 90
Product ID Exit
(1)
3
5555 AA
2AAA 55
5555 F0
Product ID Exit
(1)
1
XXXX F0
Notes:
1. Address Format: A14
−A0 (Hex); Data Format: DQ15−DQ8 (Don't Care); DQ7-DQ0 (Hex)
2. Either one of the two Product ID Exit commands can be used.
3. SA: Sector Address
SA = 03XXXh for Parameter Block1
SA = 05XXXh for Parameter Block2
SA = 1FXXXh
- for Main Memory Block when Boot Block lockout feature is activated
- for both Boot Block and Main Memory Block when Boot Block lockout feature is inactivated


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