8 Mbit Firmware Hub
SST49LF008A
Data Sheet
Six-Byte code for
Sector-Erase Operation
Addresses
R/C#
5555
2AAA
5555
5555
2AAA
SA
x
OE#
WE#
T
T
WP
SE
T
WPH
Internal Erasure Starts
SB0
AA
SB1
55
SB2
80
SB3
AA
SB4
55
SB5
30
DQ
7-0
1161 F21.0
SA = Sector Address
x
FIGURE 18: Sector-Erase Timing Diagram (PP Mode)
Six-Byte code for
Block-Erase Operation
Addresses
5555
2AAA
5555
5555
2AAA
BA
x
R/C#
OE#
WE#
T
T
WP
BE
T
WPH
Internal Erasure Starts
SB0
AA
SB1
55
SB2
80
SB3
AA
SB4
55
SB5
50
DQ
7-0
1161 F22.0
BA = Block Address
x
FIGURE 19: Block-Erase Timing Diagram (PP Mode)
©2006 Silicon Storage Technology, Inc.
S71161-11-000
3/06
31
SST [ SILICON STORAGE TECHNOLOGY, INC ]
