MBM29F040C-55/-70/-90
3rd Bus Cycle
555H
Data Polling
Addresses
PA
PA
t
AH
tWC
tRC
tAS
CE
t
CH
tGHWL
OE
tWP
tWHWH1
WE
tWPH
tCS
tDF
tDH
t
OE
A0H
DOUT
PD
DOUT
DQ7
Data
5.0V
t
DS
t
OH
tCE
Notes:1. PA is address of the memory location to be programmed.
2. PD is data to be programmed at byte address.
3. DQ7 is the output of the complement of the data written to the device.
4. DOUT is the output of the data written to the device.
5. Figure indicates last two bus cycles of four bus cycle sequence.
Figure 6 AC Waveforms for Alternate WE Controlled Program Operations
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SPANSION [ SPANSION ]
