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| SST34HF162G Datasheet, PDF (21/31 Pages) Silicon Storage Technology, Inc – 16 Mbit Dual-Bank Flash + 2/4 Mbit SRAM ComboMemory | |||
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16 Mbit Dual-Bank Flash + 2/4 Mbit SRAM ComboMemory
SST34HF162G / SST34HF164G
Preliminary Specifications
ADDRESS
A19-0
BEF#
OE#
WE#
DQ15-0
SIX-BYTE CODE FOR SECTOR-ERASE
555
2AA
555
555
2AA
SAX
TWP
XXAA XX55
XX80
XXAA
XX55
XX30
TSE
VALID
1276 F14.0
Note: This device also supports BEF# controlled Sector-Erase operation.
The WE# and BEF# signals are interchangeable as long as minimum timings are met. (See Table 13.)
SAX = Sector Address
X can be VIL or VIH, but no other value.
FIGURE 14: FLASH WE# CONTROLLED SECTOR-ERASE TIMING DIAGRAM
Three-Byte Sequence For Software ID Entry
ADDRESS A14-0
555
2AA
555
0000
0001
BEF#
OE#
WE#
DQ15-0
TWP
TIDA
XXAA
TWPH
XX55
XX90
Note: X can be VIL or VIH, but no other value.
Device ID - 734BH for SST34HF16xG
FIGURE 15: FLASH SOFTWARE ID ENTRY AND READ
TAA
00BF
Device ID
©2004 Silicon Storage Technology, Inc.
21
1276 F15.0
S71276-00-000
11/04
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