SST39VF3201B-70-4I-B3KE

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24 P25-P27 P28-P30 P31-P33 P34-P34

©2011 Silicon Storage Technology, Inc. DS25111A 12/11

28

32 Mbit Multi-Purpose Flash Plus

SST39VF3201B / SST39VF3202B

Data Sheet

A

Microchip Technology Company

Figure 23:Software ID/CFI Entry Command Flowcharts

1384 F21.0

Load data: XXAAH

Address: 555H

Software Product ID Entry

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX90H

Address: 555H

Wait T

IDA

Read Software ID

Load data: XXAAH

Address: 555H

CFI Query Entry

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX98H

Address: 555H

Wait T

IDA

Read CFI data

Load data: XXAAH

Address: 555H

Sec ID Query Entry

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX88H

Address: 555H

Wait T

IDA

Read Sec ID

XcanbeV

IL

or V

IH

, but no other value

Load data: XX98H

Address: 55H

Wait T

IDA

Read CFI data

©2011 Silicon Storage Technology, Inc. DS25111A 12/11

29

32 Mbit Multi-Purpose Flash Plus

SST39VF3201B / SST39VF3202B

Data Sheet

A

Microchip Technology Company

Figure 24:Software ID/CFI Exit Command Flowcharts

1384 F22.0

Load data: XXAAH

Address: 555H

Software ID Exit/CFI Exit/Sec ID Exit

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XXF0H

Address: 555H

Load data: XXF0H

Address: XXH

Return to normal

operation

Wait T

IDA

Wait T

IDA

Return to normal

operation

X can be V

IL

or V

IH

, but no other value

©2011 Silicon Storage Technology, Inc. DS25111A 12/11

30

32 Mbit Multi-Purpose Flash Plus

SST39VF3201B / SST39VF3202B

Data Sheet

A

Microchip Technology Company

Figure 25:Erase Command Sequence

1384 F23.0

Load data: XXAAH

Address: 555H

Chip-Erase

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX80H

Address: 555H

Load data: XX55H

Address: 2AAH

Load data: XX10H

Address: 555H

Load data: XXAAH

Address: 555H

Wait T

SCE

Chip erased

to FFFFH

Load data: XXAAH

Address: 555H

Sector-Erase

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX80H

Address: 555H

Load data: XX55H

Address: 2AAH

Load data: XX50H

Address: SA

X

Load data: XXAAH

Address: 555H

Wait T

SE

Sector erased

to FFFFH

Load data: XXAAH

Address: 555H

Block-Erase

Command Sequence

Load data: XX55H

Address: 2AAH

Load data: XX80H

Address: 555H

Load data: XX55H

Address: 2AAH

Load data: XX30H

Address: BA

X

Load data: XXAAH

Address: 555H

Wait T

BE

Block erased

to FFFFH

X can be V

IL

or V

IH

, but no other value

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24 P25-P27 P28-P30 P31-P33 P34-P34

SST39VF3201B-70-4I-B3KE

Mfr. #:

Buy SST39VF3201B-70-4I-B3KE

Manufacturer:

Microchip Technology

Description:

NOR Flash 2.7 to 3.6V 32Mbit Multi-Purpose Flash

Lifecycle:

New from this manufacturer.

Delivery:

DHL FedEx Ups TNT EMS

Payment:

T/T Paypal Visa MoneyGram Western Union

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