16 Mbit Multi-Purpose Flash Plus
SST39VF1681 / SST39VF1682
Preliminary Specifications
TABLE 7: CFI Q
UERY
I
DENTIFICATION
S
TRING1
Address
10H
11H
12H
13H
14H
15H
16H
17H
18H
19H
1AH
Data
51H
52H
59H
01H
07H
00H
00H
00H
00H
00H
00H
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)
T7.1 1243
1. Refer to CFI publication 100 for more details.
TABLE 8: S
YSTEM
I
NTERFACE
I
NFORMATION
Address
1BH
1CH
1DH
1EH
1FH
20H
21H
22H
23H
24H
25H
26H
Data
27H
36H
00H
00H
03H
00H
04H
05H
01H
00H
01H
01H
Data
V
DD
Min (Program/Erase)
DQ
7
-DQ
4
: Volts, DQ
3
-DQ
0
: 100 millivolts
V
DD
Max (Program/Erase)
DQ
7
-DQ
4
: Volts, DQ
3
-DQ
0
: 100 millivolts
V
PP
min. (00H = no V
PP
pin)
V
PP
max. (00H = no V
PP
pin)
Typical time out for Byte-Program 2
N
µs (2
3
= 8 µs)
Typical time out for min. size buffer program 2
N
µs (00H = not supported)
Typical time out for individual Sector/Block-Erase 2
N
ms (2
4
= 16 ms)
Typical time out for Chip-Erase 2
N
ms (2
5
= 32 ms)
Maximum time out for Byte-Program 2
N
times typical (2
1
x 2
3
= 16 µs)
Maximum time out for buffer program 2
N
times typical
Maximum time out for individual Sector/Block-Erase 2
N
times typical (2
1
x 2
4
= 32 ms)
Maximum time out for Chip-Erase 2
N
times typical (2
1
x 2
5
= 64 ms)
T8.1 1243
TABLE 9: D
EVICE
G
EOMETRY
I
NFORMATION
Address
27H
28H
29H
2AH
2BH
2CH
2DH
2EH
2FH
30H
31H
32H
33H
34H
Data
15H
00H
00H
00H
00H
02H
FFH
01H
10H
00H
1FH
00H
00H
01H
Data
Device size = 2
N
Bytes (15H = 21; 2
21
= 2 MByte)
Flash Device Interface description; 00H = x8-only asynchronous interface
Maximum number of byte 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 = 511 + 1 = 512 sectors (01FF = 511
z = 16 x 256 Bytes = 4 KByte/sector (0010H = 16)
Block Information (y + 1 = Number of blocks; z x 256B = block size)
y = 31 + 1 = 32 blocks (1F = 31)
z = 256 x 256 Bytes = 64 KByte/block (0100H = 256)
T9.1 1243
©2003 Silicon Storage Technology, Inc.
S71243-03-000
11/03
9
SST [ SILICON STORAGE TECHNOLOGY, INC ]
