16 Mbit Concurrent SuperFlash + 2/4/8 Mbit SRAM ComboMemory
SST34HF1602C / SST34HF1622C / SST34HF1642C
SST34HF1642D / SST34HF1682D / SST34HF1622S / SST34HF1642S
Advance Information
T
T
AA
RC
ADDRESS A
19-0
T
CE
BEF#
OE#
T
OE
T
OHZ
T
OLZ
V
IH
WE#
T
CHZ
T
OH
T
CLZ
HIGH-Z
HIGH-Z
DQ
15-0
DATA VALID
DATA VALID
1256 F07.0
FIGURE 8: FLASH READ CYCLE TIMING DIAGRAM FOR WORD MODE
(FOR BYTE MODE A-1 = ADDRESS INPUT)
T
BP
5555
2AAA
5555
ADDR
ADDRESS A
19-0
T
AH
T
WP
WE#
T
WPH
T
AS
OE#
BEF#
T
CH
T
CS
T
BY
T
BR
RY/BY#
T
DS
T
DH
DQ
15-0
XXAA
XX55
XXA0
DATA
VALID
WORD
(ADDR/DATA)
1256 F08.0
Note: X can be V or V , but no other value.
IL
IH
FIGURE 9: FLASH WE# CONTROLLED WORD-PROGRAM CYCLE TIMING DIAGRAM FOR WORD MODE
(FOR BYTE MODE A-1 = ADDRESS INPUT)
©2004 Silicon Storage Technology, Inc.
S71256-00-000
3/04
22
SST [ SILICON STORAGE TECHNOLOGY, INC ]
