16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM ComboMemory
SST34HF1602C / SST34HF1622C / SST34HF1642C
SST34HF1642D / SST34HF1682D / SST34HF1622S / SST34HF1642S
Advance Information
T
BP
5555
2AAA
5555
ADDR
ADDRESS A
19-0
T
AH
T
CP
BEF#
OE#
T
CPH
T
AS
T
CH
WE#
T
CS
T
T
BY
BR
RY/BY#
T
DS
T
DH
DQ
15-0
XXAA
XX55
XXA0
DATA
WORD
VALID
(ADDR/DATA)
1256 F09.0
Note: X can be V or V , but no other value.
IL
IH
FIGURE 10: FLASH BEF# CONTROLLED WORD-PROGRAM CYCLE TIMING DIAGRAM FOR WORD MODE
(FOR BYTE MODE A-1 = ADDRESS INPUT)
ADDRESS A
19-0
T
CE
BEF#
OE#
T
OES
T
OEH
T
OE
WE#
T
BY
RY/BY#
DQ
7
DATA
DATA#
DATA#
DATA
1256 F10.0
FIGURE 11: FLASH DATA# POLLING TIMING DIAGRAM FOR WORD MODE
(FOR BYTE MODE A-1 = ADDRESS INPUT)
©2004 Silicon Storage Technology, Inc.
S71256-00-000
3/04
23
SST [ SILICON STORAGE TECHNOLOGY, INC ]
