MX29F4000PC-90 データシートの表示（PDF） - Macronix International

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MX29F4000PC-90

4M-BIT [512KX8] CMOS EQUAL SECTOR FLASH MEMORY

Macronix International 

AUTOMATIC CHIP ERASE ALGORITHM FLOWCHART

START

Write Data AAH Address 555H

Write Data 55H Address 2AAH

Write Data 80H Address 555H

Write Data AAH Address 555H

Write Data 55H Address 2AAH

Write Data 10H Address 555H

Toggle Bit Checking

NO

Q6 not Toggled

YES

Invalid

NO

Command

DATA Polling

Q7 = 1

YES

Auto Chip Erase Completed

MX29F4000

NO

Q5 = 1

Reset

Auto Chip Erase Exceed

Timing Limit

P/N:PM0629

REV. 1.0, DEC. 20, 1999

20

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