SST39VF400A Silicon Storage Technology, SST39VF400A Datasheet - Page 8

• Manufacturer Part Number: SST39VF400A
• Description: (SST39xF200A/400A/800A) 2 Mbit / 4 Mbit / 8 Mbit (x16) Multi-Purpose Flash
• Manufacturer: Silicon Storage Technology

TABLE 4: S
TABLE 5: CFI Q
©2001 Silicon Storage Technology, Inc.
Command
Sequence
Word-Program
Sector-Erase
Block-Erase
Chip-Erase
Software ID Entry
CFI Query Entry
Software ID Exit
CFI Exit
Software ID Exit
CFI Exit
Address
1. Address format A
2. DQ
3. WA = Program word address
4. SA
5. The device does not remain in Software Product ID Mode if powered down.
6. With A
7. Both Software ID Exit operations are equivalent
1. Refer to CFI publication 100 for more details.
1AH
10H
11H
12H
13H
14H
15H
16H
17H
18H
19H
BA
A
A
MS
MS
X
X
15
, for Block-Erase; uses A
Addresses A
Addresses A
Addresses A
for Sector-Erase; uses A
= Most significant address
= A
- DQ
MS
16
-A
for SST39LF/VF200A, A
OFTWARE
8
0051H
0052H
0059H
0001H
0007H
0000H
0000H
0000H
0000H
0000H
0000H
1
Data
can be V
7
5
7
=0; SST Manufacturer’s ID= 00BFH, is read with A
/
/
5,6
UERY
14
15
15
15
SST39LF/VF200A Device ID = 2789H, is read with A
SST39LF/VF400A Device ID = 2780H, is read with A
SST39LF/VF800A Device ID = 2781H, is read with A
5555H
5555H
5555H
5555H
5555H
5555H
-A
, A
, A
5555H
Addr
and A
XXH
Write Cycle
IL
0
16
16
Data
Query Unique ASCII string “QRY”
Primary OEM command set
Address for Primary Extended Table
Alternate OEM command set (00H = none exists)
Address for Alternate OEM extended Table (00H = none exits)
1st Bus
C
(Hex),
or V
I
, and A
, A
DENTIFICATION
OMMAND
1
16
17
IH
can be V
, and A
MS
, but no other value, for the Command sequence
Data
MS
AAH
AAH
AAH
AAH
AAH
AAH
AAH
F0H
17
-A
-A
can be V
15
11
2
17
18
address lines
address lines
S
IL
for SST39LF/VF400A and A
can be V
EQUENCE
2AAAH
2AAAH
2AAAH
2AAAH
2AAAH
2AAAH
2AAAH
Addr
or V
Write Cycle
2nd Bus
IL
S
IH
or V
, but no other value, for the Command sequence for SST39LF/VF200A.
TRING
1
IL
IH
or V
Data
, but no other value, for the Command sequence for SST39LF/VF400A.
55H
55H
55H
55H
55H
55H
55H
1
IH
FOR
2
, but no other value, for the Command sequence for SST39LF/VF800A.
SST39VF200A / SST39VF400A / SST39VF800A
SST39LF200A / SST39LF400A / SST39LF800A
5555H
5555H
5555H
5555H
5555H
5555H
5555H
Addr
SST39LF200A/400A/800A
Write Cycle
2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
3rd Bus
8
0
1
18
= 0,
for SST39LF/VF800A
Data
A0H
80H
80H
80H
90H
98H
F0H
0
0
0
= 1.
= 1.
= 1.
2
5555H
5555H
5555H
Addr
WA
Write Cycle
4th Bus
3
1
Data
Data
AAH
AAH
AAH
2
AND
2AAAH
2AAAH
2AAAH
Addr
Write Cycle
SST39VF200A/400A/800A
5th Bus
1
Data
55H
55H
55H
2
S71117-04-000 6/01
5555H
Addr
SA
BA
Write Cycle
6th Bus
Data Sheet
X
X
4
4
1
Data
T4.2 360
T5.0 360
30H
50H
10H
360
2