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Table 22-16 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
Write setup time
Write end setup time
WE rise time
WE fall time
FWE
A18–A0
t
t
pns
ces
CE
OE
WE
I/O7
I/O6
I/O5–I/O0
Figure 22-22 Auto-Program Mode Timing Waveforms
= 25°C ±5°C)
a
Address
t
t
ceh
nxtc
t
wep
t
t
t
f
r
as
t
t
ds
dh
H'40
Symbol
t
nxtc
t
ceh
t
ces
t
dh
t
ds
t
wep
t
wsts
t
spa
t
as
t
ah
t
write
t
pns
t
pnh
t
r
t
f
stable
t
ah
Data transfer
1 to 128 bytes
= 3.3 V ±0.3 V,
CC
Min
Max
20
—
0
—
0
—
50
—
50
—
70
—
1
—
—
150
0
—
60
—
1
3000
100
—
100
—
—
30
—
30
t
pnh
t
nxtc
t
t
wsts
spa
t
write
Write operation end decision signal
Write normal end decision signal
H'00
Unit
µs
ns
ns
ns
ns
ns
ms
ns
ns
ns
ms
ns
ns
ns
ns
827
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