W49L201S-90 查看數據表（PDF） - Winbond

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W49L201S-90

128K X 16 CMOS FLASH MEMORY

Winbond 

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 TEC

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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