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(3) Interrupt, Reset input
Item
External interrupt
high and low level widths
Reset input low level width
Fig. 5. Interrupt input timing
INT0 to INT2
(falling edge)
Fig. 6. RST input timing
RST
(4) Power-on reset
Power on reset
Item
Power supply rise time
Power supply cutt-off time
Fig. 7. Power-on reset
V
DD
0.2V
Take care when turning on power.
(Ta = –10 to +75°C, V
Symbol
Pin
t
INT0 to
IH
t
INT2
IL
t
RST
RSL
t
IH
0.2V
DD
Symbol
Pin
t
R
V
DD
t
OFF
4.5V
t
R
= 4.5 to 5.5V, Vss = 0V)
DD
Condition
Min.
1
8/fc
0.8V
DD
t
RSL
(Ta = –10 to +75°C, V
Condition
Power-on reset
Repeated power-on reset
– 14 –
Max.
Unit
µs
µs
t
IL
0.2V
DD
= 4.5 to 5.5V, Vss = 0V)
DD
Min.
Max.
Unit
0.05
50
ms
1
ms
0.2V
t
OFF
CXP854P60
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