SST39WF400A Datasheet, PDF (15/26 Pages) Silicon Storage Technology, Inc – 4 Mbit (x16) Multi-Purpose Flash

4 Mbit Multi-Purpose Flash
SST39WF400A
Data Sheet
SIX-BYTE CODE FOR BLOCK-ERASE
TBE
ADDRESS AMS-0
5555 2AAA
5555
5555
2AAA
BAX
CE#
OE#
WE#
TWP
DQ15-0
XXAA XX55
XX80
XXAA
XX55
XX50
SW0
SW1
SW2
SW3
SW4
SW5
1220 F09.1
Note: This device also supports CE# controlled Block-Erase operation The WE# and CE# signals are
interchangeable as long as minimum timings are met. (See Table 13)
A_MS = Most significant address
A_MS = A₁₇ for SST39WF400A
X can be V_IL or V_IH, but no other value.
FIGURE 9: WE# CONTROLLED BLOCK-ERASE TIMING DIAGRAM
SIX-BYTE CODE FOR SECTOR-ERASE
TSE
ADDRESS AMS-0
5555 2AAA
5555
5555
2AAA
SAX
CE#
OE#
WE#
TWP
DQ15-0
XXAA XX55
XX80
XXAA
XX55
XX30
SW0
SW1
SW2
SW3
SW4
SW5
1220 F10.1
Note: This device also supports CE# controlled Sector-Erase operation The WE# and CE# signals are
interchangeable as long as minimum timings are met. (See Table 13)
A_MS = Most significant address
A_MS = A₁₇ for SST39WF400A
X can be V_IL or V_IH, but no other value.
FIGURE 10: WE# CONTROLLED SECTOR-ERASE TIMING DIAGRAM
©2004 Silicon Storage Technology, Inc.
15
S71220-05-000
6/04