
8 Mbit Firmware Hub
A Microchip Technology Company
Addresses
Six-Byte code for
Sector-Erase Operation
SST49LF008A
Data Sheet
5555
2AAA
5555
5555
2AAA
SA X
R/C#
OE#
WE#
T W P
T WPH
T SE
SB0
SB1
SB2
SB3
SB4
SB5
Internal Erasure Starts
DQ 7-0
AA
55
80
AA
55
30
SA X = Sector Address
Figure 18: Sector-Erase Timing Diagram (PP Mode)
Six-Byte code for
Block-Erase Operation
Addresses
1161 F21.0
5555
2AAA
5555
5555
2AAA
BA X
R/C#
OE#
WE#
T WP
T WPH
T BE
SB0
SB1
SB2
SB3
SB4
SB5 Internal Erasure Starts
DQ 7-0
AA
55
80
AA
55
50
1161 F22.0
Figure 19: Block-Erase Timing Diagram (PP Mode)
?2011 Silicon Storage Technology, Inc.
33
DS25085A
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