Datasheet

©2011 Silicon Storage Technology, Inc. DS25041A 05/11
13
8 Mbit (x16) Multi-Purpose Flash Plus
SST39VF801C / SST39VF802C / SST39LF801C / SST39LF802C
Data Sheet
A
Microchip Technology Company
Operations
Table 6: Operation Modes Selection
Mode CE# OE# WE# DQ Address
Read V
IL
V
IL
V
IH
D
OUT
A
IN
Program V
IL
V
IH
V
IL
D
IN
A
IN
Erase V
IL
V
IH
V
IL
X
1
1. X can be V
IL
or V
IH
, but no other value.
Sector or block address, XXH for Chip-
Erase
Standby V
IH
X X High Z X
Write Inhibit X V
IL
X High Z/ D
OUT
X
XXV
IH
High Z/ D
OUT
X
Product Identification
Software Mode V
IL
V
IL
V
IH
See Table 7
T6.0 25041
Table 7: Software Command Sequence
Command
Sequence
1st Bus
Write Cycle
2nd Bus
Write Cycle
3rd Bus
Write Cycle
4th Bus
Write Cycle
5th Bus
Write Cycle
6th Bus
Write Cycle
Addr
1
1. Address format A
10
-A
0
(Hex). Addresses A
11
-A
18
can be V
IL
or V
IH
, but no other value, for Command sequence.
Data
2
2. DQ
15
-DQ
8
can be V
IL
or V
IH
, but no other value, for Command sequence
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Word-Program
555H AAH 2AAH 55H 555H A0H WA
3
3. WA = Program Word address
Data
Sector-Erase
555H AAH 2AAH 55H 555H 80H 555H AAH 2AAH 55H SA
X
4
4. SA
X
for Sector-Erase; uses A
MS
-A
11
address lines
BA
X
, for Block-Erase; uses A
MS
-A
15
address lines
A
MS
= Most significant address; A
MS
=A
18
50H
Block-Erase
555H AAH 2AAH 55H 555H 80H 555H AAH 2AAH 55H BA
X
4
30H
Chip-Erase
555H AAH 2AAH 55H 555H 80H 555H AAH 2AAH 55H 555H 10H
Erase-Suspend
XXXH B0H
Erase-Resume
XXXH 30H
Query Sec ID
5
555H AAH 2AAH 55H 555H 88H
User Security ID
Word-Program
555H AAH 2AAH 55H 555H A5H WA
6
Data
User Security ID
Program Lock-
Out
555H AAH 2AAH 55H 555H 85H XXH
6
0000
H
Software ID
Entry
7,8
555H AAH 2AAH 55H 555H 90H
CFI Query Entry
555H AAH 2AAH 55H 555H 98H
CFI Query Entry
55H 98H
Software ID Exit
9,10
/CFI Exit/Sec ID
Exit
555H AAH 2AAH 55H 555H F0H
Software ID Exit
9,10
/CFI Exit/Sec ID
Exit
XXH F0H
T7.6 25041