W49L102P-90B Просмотр технического описания (PDF) - Winbond

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W49L102P-90B

64K x 16 CMOS 3.3V FLASH MEMORY

Winbond 

Preliminary W49L102

Command Codes for Main Memory Erase

BYTE SEQUENCE

1 Write

2 Write

3 Write

4 Write

5 Write

6 Write

ADDRESS

5555H

2AAAH

5555H

5555H

2AAAH

5555H

Main Memory Erase Acquisition Flow

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 30

to

address 5555

Pause 1 Sec.

Exit

DATA

AAH

55H

80H

AAH

55H

30H

Notes for chip erase:

Data Format: DQ15-DQ8: Don't Care; DQ7−DQ0 (Hex)

Address Format: A14−A0 (Hex)

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