2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
SST39LF200A / SST39LF400A / SST39LF800A
SST39VF200A / SST39VF400A / SST39VF800A
Data Sheet
TABLE 8: Device Geometry Information for SST39LF/VF400A
Address
27H
28H
29H
2AH
2BH
2CH
2DH
2EH
2FH
30H
31H
32H
33H
34H
Data
0013H
0001H
0000H
0000H
0000H
0002H
007FH
0000H
0010H
0000H
0007H
0000H
0000H
0001H
Data
Device size = 2
N
Byte (13H = 19; 2
19
= 512 KByte)
Flash Device Interface description; 0001H = x16-only asynchronous interface
Maximum number of bytes in multi-byte write = 2
N
(00H = not supported)
Number of Erase Sector/Block sizes supported by device
Sector Information (y + 1 = Number of sectors; z x 256B = sector size)
y = 127 + 1 = 128 sectors (007FH = 127)
z = 16 x 256 Bytes = 4 KByte/sector (0010H = 16)
Block Information (y + 1 = Number of blocks; z x 256B = block size)
y = 7 + 1 = 8 blocks (0007H = 7)
z = 256 x 256 Bytes = 64 KByte/block (0100H = 256)
T8.1 1117
TABLE 9: Device Geometry Information for SST39LF/VF800A
Address
27H
28H
29H
2AH
2BH
2CH
2DH
2EH
2FH
30H
31H
32H
33H
34H
Data
0014H
0001H
0000H
0000H
0000H
0002H
00FFH
0000H
0010H
0000H
000FH
0000H
0000H
0001H
Data
Device size = 2
N
Bytes (14H = 20; 2
20
= 1 MByte)
Flash Device Interface description; 0001H = x16-only asynchronous interface
Maximum number of bytes in multi-byte write = 2
N
(00H = not supported)
Number of Erase Sector/Block sizes supported by device
Sector Information (y + 1 = Number of sectors; z x 256B = sector size)
y = 255 + 1 = 256 sectors (00FFH = 255)
z = 16 x 256 Bytes = 4 KByte/sector (0010H = 16)
Block Information (y + 1 = Number of blocks; z x 256B = block size)
y = 15 + 1 = 16 blocks (000FH = 15)
z = 256 x 256 Bytes = 64 KByte/block (0100H = 256)
T9.0 1117
©2007 Silicon Storage Technology, Inc.
S71117-09-000
2/07
10
SST [ SILICON STORAGE TECHNOLOGY, INC ]
