SST39VF400A Silicon Storage Technology, SST39VF400A Datasheet - Page 24

• Manufacturer Part Number: SST39VF400A
• Description: (SST39xF200A/400A/800A) 2 Mbit / 4 Mbit / 8 Mbit (x16) Multi-Purpose Flash
• Manufacturer: Silicon Storage Technology

©2001 Silicon Storage Technology, Inc.
FIGURE 18: S
Command Sequence
Load data: XXAAH
Load data: XX55H
Load data: XX98H
CFI Query Entry
Address: 2AAAH
Address: 5555H
Address: 5555H
Read CFI data
Wait T IDA
OFTWARE
ID/CFI C
Command Sequence
OMMAND
Software ID Entry
Load data: XXAAH
Load data: XX55H
Load data: XX90H
Read Software ID
Address: 2AAAH
Address: 5555H
Address: 5555H
Wait T IDA
Note:
F
LOWCHARTS
X can be V IL or V IH , but no other value.
SST39VF200A / SST39VF400A / SST39VF800A
SST39LF200A / SST39LF400A / SST39LF800A
2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
24
Load data: XXAAH
Load data: XXF0H
Load data: XX55H
Address: 2AAAH
Return to normal
Address: 5555H
Address: 5555H
Wait T IDA
operation
Software ID Exit/CFI Exit
Command Sequence
Load data: XXF0H
Return to normal
Address: XXH
Wait T IDA
operation
S71117-04-000 6/01
360 ILL F15.4
Data Sheet
360