SST34WA3283 Silicon Storage Technology, Inc., SST34WA3283 Datasheet - Page 50

• Manufacturer Part Number: SST34WA3283
• Description: 32 Mbit Burst Mode Concurrent Superflash Combomemory 32 Mbit Burst Mode Concurrent Superflash Combomemory
• Manufacturer: Silicon Storage Technology, Inc.

Advance Information
©2007 Silicon Storage Technology, Inc.
FIGURE 21: Flash Back-to-Back Read/Write Cycle Timings
Note: Breakpoints in waveforms indicate that the system may alternately read array data from the “non-busy bank” while checking
A/DQ
15
the status of the program or erase operation in the “busy” bank.
The system should read status twice to ensure valid information.
A
-A/DQ
20
AVD#
BEF#
WE#
OE#
- A
16
0
SST34WA32A3 / SST34WA32A4 / SST34WA3283 / SST34WA3284
T
Copmmand Sequence
WPH
PA/SA
T
PA/SA
AAS
32 Mbit Burst Mode Concurrent SuperFlash ComboMemory
Last Cycle in
Sector Erase
Program or
T
WC
T
WP
PD/50h
T
T
DS
AAH
T
T
OEH
T
OE
T
RA
DH
T
RA
SRW
ACC
Read status (at least two cycles)
T
RC
array data from other bank
50
RD
in same bank and/or
T
OEH
T
OEZ
RA
RA
T
RC
RD
T
command sequence
GHWL
write or program
555h
Begin another
T
WC
S71358-01-000
AAh
1358 F20.0
11/07