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SST49LF008A-33-4C-NHE

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45
©2011 Silicon Storage Technology, Inc. DS25085A 10/11
37
8 Mbit Firmware Hub
SST49LF008A
Data Sheet
A
Microchip Technology Company
Figure 26:Wait Options
1161 F29.0
Wait T
BP
,
T
SCE,
T
BE
or
T
SE
Byte-
Program/Erase
Initiated
Internal Timer
Toggle Bit
Ye s
Ye s
No
No
Program/Erase
Completed
Does DQ
6
match
Read same
byte
Data# Polling
Program/Erase
Completed
Program/Erase
Completed
Read byte
Is DQ
7
=
true data
Read DQ
7
Byte-
Program/Erase
Initiated
Byte-
Program/Erase
Initiated
©2011 Silicon Storage Technology, Inc. DS25085A 10/11
38
8 Mbit Firmware Hub
SST49LF008A
Data Sheet
A
Microchip Technology Company
Figure 27:Software Product Command Flowcharts
1161 F30.0
Write data: AAH
Address: 5555H
Software Product ID Entry
Command Sequence
Write data: 55H
Address: 2AAAH
Write data: 90H
Address: 5555H
Wait T
IDA
Read Software ID
Write data: AAH
Address: 5555H
Software Product ID Exit
Reset Command Sequence
Write data: 55H
Address: 2AAAH
Write data: F0H
Address: 5555H
Write data: F0H
Address: XXH
Return to normal
operation
Wait T
IDA
Wait T
IDA
Return to normal
operation
©2011 Silicon Storage Technology, Inc. DS25085A 10/11
39
8 Mbit Firmware Hub
SST49LF008A
Data Sheet
A
Microchip Technology Company
Figure 28:Erase Command Sequence
1161 F31.0
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 Options
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 Options
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 Options
Block erased
to FFH
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30P31-P33P34-P36P37-P39P40-P42P43-P45

SST49LF008A-33-4C-NHE

Mfr. #:
Buy SST49LF008A-33-4C-NHE
Manufacturer:
Microchip Technology
Description:
NOR Flash 8M (1Mx8) 33MHz Commercial Temp
Lifecycle:
New from this manufacturer.
Delivery:
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