Datasheet

©2011 Silicon Storage Technology, Inc. DS25086A 11/11
46
8 Mbit LPC Flash
SST49LF080A
Data Sheet
A
Microchip Technology Company
Figure 37:Erase Command Sequence Flowchart (PP Mode)
1235 F36.0
Write data: AAH
Address: 5555H
Chip-Erase
Command Sequence
Write data: 55H
Address: 2AAAH
Write data: 80H
Address: 5555H
Write data: 55H
Address: 2AAAH
Write data: 10H
Address: 5555H
Write data: AAH
Address: 5555H
Wait T
SCE
Chip erased
to FFH
Write data: AAH
Address: 5555H
Sector-Erase
Command Sequence
Write data: 55H
Address: 2AAAH
Write data: 80H
Address: 5555H
Write data: 55H
Address: 2AAAH
Write data: 30H
Address: SA
X
Write data: AAH
Address: 5555H
Wait T
SE
Sector erased
to FFH
Write data: AAH
Address: 5555H
Block-Erase
Command Sequence
Write data: 55H
Address: 2AAAH
Write data: 80H
Address: 5555H
Write data: 55H
Address: 2AAAH
Write data: 50H
Address: BA
X
Write data: AAH
Address: 5555H
Wait T
BE
Block erased
to FFH