Hitachi H8/3664 Hardware Manual page 146

Table 7.17 AC Characteristics in Auto-Program Mode (Conditions: V
V = 0 V, T
SS
Item
Command write cycle
CE hold time
CE setup time
Data hold time
Data setup time
Write pulse width
Status polling start time
Status polling access time
Address setup time
Address hold time
Memory write time
WE rise time
WE fall time
A15–A0
t
ces
CE
OE
WE
I/O7
I/O6
I/O5–I/O0
130
= 25°C ±5°C)
a
Symbol
t
nxtc
t
ceh
t
ces
t
dh
t
ds
t
wep
t
wsts
t
spa
t
as
t
ah
t
write
t
r
t
f
Address
t t
ceh nxtc
t
wep
t t t
f r as
t t
ds dh
H'40
Figure 7.18 Auto-Program Mode Timing Waveforms
Min Max
20 —
0 —
0 —
50 —
50 —
70 —
1 —
— 150
0 —
60 —
1 3000
— 30
— 30
stable
t
ah
Data transfer
1 to 128 bytes
= 5.0 V ±0.5 V,
CC
Unit Notes
µs Figure 7.18
ns
ns
ns
ns
ns
ms
ns
ns
ns
ms
ns
ns
t
nxtc
t t
wsts spa
t
write
Write operation end decision signal
Write normal end decision signal
H'00