SST28VF040A-90-4I-PH データシートの表示（PDF） - Silicon Storage Technology

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SST28VF040A-90-4I-PH

4 Mbit (512K x8) SuperFlash EEPROM

Silicon Storage Technology 

4 Mbit SuperFlash EEPROM

SST28SF040A / SST28VF040A

Data Sheet

Start

Initialize

Sector Address

Execute Two Step

Sector-Erase

Command

End-of-Write

Detection

Increment

No

Byte

Address

Next Sector

Address

Erase

No

completed?

Yes

Read FFH from

Selected Byte

Address

No

Verify

FFH

Yes

Last

Address?

Yes

Sector-Erase

Completed

Erase Error

No

FIGURE 18: SECTOR-ERASE FLOWCHARTS

©2001 Silicon Storage Technology, Inc.

Last

Sector?

Yes

Device

Erased

20

310 ILL F17.5

S71077-04-000 6/01 310

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