MBM29F040C-55/-70/-90
■ SWITCHING WAVEFORMS
•
Key to Switching Waveforms
WAVEFORM
INPUTS
OUTPUTS
Must Be
Steady
Will Be
Steady
May
Change
from H to L
Will Be
Changing
from H to L
May
Change
from L to H
Will Be
Changing
from L to H
“H” or “L”
Any Change
Permitted
Changing
State
Unknown
Does Not
Apply
Center Line is
High-
Impedance
“Off” State
tRC
Addresses Stable
Addresses
tACC
CE
OE
t
OE
tDF
tOEH
WE
tCE
t
OH
High-Z
High-Z
Outputs
Output Valid
Figure 5 AC Waveforms for Read Operations
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