A Microchip Technology Company
16 Mbit Multi-Purpose Flash Plus
SST39VF1601C / SST39VF1602C
Data Sheet
ADDRESS
THREE-BYTE SEQUENCE FOR
SOFTWARE ID EXIT AND RESET
555
2AA
555
DQ15-0
CE#
XXAA
XX55 XXF0
TIDA
OE#
TWP
WE#
TWHP
SW0
SW1
SW2
1380 F13.0
Note: WP# must be held in proper logic state (VIL or VIH) 1µs prior to and 1µs after the command sequence.
X can VIL or VIH but no other value.
Figure 16:Software ID Exit/CFI Exit
ADDRESS AMS-0
CE#
THREE-BYTE SEQUENCE FOR
CFI QUERY ENTRY
555
2AA
555
OE#
TWP
TIDA
WE#
TWPH
TAA
DQ15-0
XXAA
XX55
XX88
SW0
SW1
SW2
Note: AMS = Most signifi-
cant address
AMS = A19
WP# must be held in proper logic state (VIL or VIH) 1µs prior to and 1µs after the command sequence.
X can VIL or VIH but no other value.
Figure 17:Sec ID Entry
1380 F20.0
©2011 Silicon Storage Technology, Inc.
26
DS-25018A
05/11