Datasheet
730
CE
OE
CE
A16-0
OE
WE
I/O7-0
Note: Data is latched on the rising edge of WE.
t
ceh
t
wep
t
f
t
r
t
ces
t
nxtc
Address stable
t
ds
t
dh
Command write Memory read mode
Figure 22.21 Timing Waveforms for Memory Read after Memory Write
Table 22.14 AC Characteristics in Transition from Memory Read Mode to Another Mode
(Conditions: V
CC
= 5.0 V ±10%, V
SS
= 0 V, T
a
= 25°C ±5°C)
Item Symbol Min Max Unit Notes
Command write cycle t
nxtc
20 µs
CE hold time t
ceh
0ns
CE setup time t
ces
0ns
Data hold time t
dh
50 ns
Data setup time t
ds
50 ns
Write pulse width t
wep
70 ns
WE rise time t
r
30 ns
WE fall time t
f
30 ns