HD6412340 HITACHI [Hitachi Semiconductor], HD6412340 Datasheet - Page 607

• Manufacturer Part Number: HD6412340
• Description: H8S/2345 F-ZTAT Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Table 17.25 AC Characteristics when Entering Another Mode from Memory Read Mode
Item
Command write cycle
CE hold time
CE setup time
Data hold time
Data setup time
Write pulse width
WE rise time
WE fall time
Figure 17.30 Timing Waveforms when Entering Another Mode from Memory Read Mode
Note: Do not enable WE and OE at the same time.
Address
Data
WE
OE
CE
(Conditions: V
CC
Memory read mode
Symbol
t
t
t
t
t
t
t
t
= 5.0 V 10%, V
nxtc
ceh
ces
dh
ds
wep
r
f
Address stable
Min
20
0
0
50
50
70
Data
SS
= 0 V, T
Max
30
30
t
nxtc
a
= 25 C 5 C)
XX mode command write
Unit
ns
ns
ns
ns
ns
ns
ns
s
t
ces
t
f
t
wep
Notes
t
H'XX
ds
t
dh
t
r
t
ceh
595