EOL Data Sheet
2 Mbit Flash + 1 Mbit SRAM ComboMemory
SST31LF021 / SST31LF021E
ADDRESS A17-0
5555
2AAA
5555
ADDR
INTERNAL PROGRAM OPERATION STARTS
TBP
BES#
BEF#
TAS
OE#
WE#
DQ7-0
TAH
TCP
TCPH
TDS
TDH
TCH
AA
SW0
TCS
55
SW1
A0
DATA
SW2
BYTE
(ADDR/DATA)
FIGURE 6: BEF# CONTROLLED FLASH PROGRAM CYCLE TIMING DIAGRAM
1137 F05.0
ADDRESS A17-0
BES#
BEF#
OE#
WE#
TOEH
TCE
TOE
DQ7
D
D#
D#
FIGURE 7: FLASH DATA# POLLING TIMING DIAGRAM
©2007 Silicon Storage Technology, Inc.
14
TOES
D
1137 F06.0
S71137-06-EOL
05/07