16 Mbit / 32 Mbit / 64 Mbit Multi-Purpose Flash Plus
SST39VF1601 / SST39VF3201 / SST39VF6401
SST39VF1602 / SST39VF3202 / SST39VF6402
Preliminary Specifications
Three-Byte Sequence for Software ID Entry
ADDRESS A
5555
2AAA
5555
0000
0001
14-0
CE#
OE#
WE#
T
IDA
T
WP
T
WPH
T
AA
DQ
15-0
XXAA
SW0
XX55
SW1
XX90
SW2
00BF
Device ID
1223 F11.2
Note: Device ID = 234BH for 39VF1601, 234AH for 39VF1602, 235BH for 39VF3201, 235AH for 39VF3202,
236BH for 39VF6401, and 236AH for 39VF6402,
WP# must be held in proper logic state (V or V ) 1 µs prior to and 1 µs after the command sequence
IL
IH
X can be V or V but no other value
IH,
IL
FIGURE 11: SOFTWARE ID ENTRY AND READ
Three-Byte Sequence for CFI Query Entry
ADDRESS A
5555
2AAA
5555
14-0
CE#
OE#
WE#
T
IDA
T
WP
T
WPH
T
AA
DQ
15-0
XXAA
SW0
XX55
SW1
XX98
SW2
1223 F12.1
Note:
WP# must be held in proper logic state (V or V ) 1 µs prior to and 1 µs after the command sequence
IL IH
X can be V or V but no other value
IH,
IL
FIGURE 12: CFI QUERY ENTRY AND READ
©2003 Silicon Storage Technology, Inc.
S71223-03-000
11/03
19
SST [ SILICON STORAGE TECHNOLOGY, INC ]
