Datasheet

©2011 Silicon Storage Technology, Inc. DS-25015A 04/11
25
64 Mbit (x16) Advanced Multi-Purpose Flash Plus
SST38VF6401 / SST38VF6402 / SST38VF6403 / SST38VF6404
Data Sheet
A
Microchip Technology Company
Product Identification
Software ID
Entry
11
555H AAH 2AAH 55H 555H 90H
Manufacturer
ID
3,12
X00 BFH
Device ID
3,12
X01 Data
Read Block
Protection
Status
3
BAX02
13
Data
14
Read Irrevers-
ible Block Lock
Status
3
5FEH Data
15
Read Global
Lock Bit
Status
3
9FFH Data
16
Software ID Exit
/CFI Exit/SEC
ID Exit
9
555H AAH 2AAH 55H 555H F0H
Software ID Exit
/CFI Exit/SEC
ID Exit
9
XXH F0H
Volatile Block Protection
Volatile Block
Protection Mode
Entry
555H AAH 2AAH 55H 555H E0H
Volatile Protec-
tion Bit (VPB)
Set/Clear
XXH A0H BA
X
17
Data
18
VPB Status
Read
3
BA
X
Data
18
Volatile Block
Protection Mode
Exit
XXH 90H XXH 00H
Non-Volatile Block Protection
Non-Volatile
Block Protection
Mode Entry
555H AAH 2AAH 55H 555H C0H
Non-Volatile
Protect Bit
(NVPB)
Program
XXH A0H BA
X
17
00H
Non-Volatile
Protect Bits
(NVPB)
Erase
19
XXH 80H 00H 30H
NVPB Status
Read
3
BA
X
17
Data
18
Non-Volatile
Block Protection
Mode Exit
XXH 90H XXH 00H
Table 11:Software Command Sequence (Continued) (2 of 3)
Command
Sequence
1st Bus
Cycle
2nd Bus
Cycle
3rd Bus
Cycle
4th Bus
Cycle
5th Bus
Cycle
6th Bus
Cycle
7th Bus
Cycle
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2
Addr
1
Data
2