NEC PD750008 - Manual (Page 212)

192
µPD750008 USER'S MANUAL
Figure 6-5. I/O Timing of a Noise Eliminator
Remark t
SMP
= t
CY
or 64/f
X
INT0
Shaped output
INT0
INT0
INT0
Shaped output
Shaped output
Shaped output
<1> Shorter than sampling cycle (t SMP )
<2> 1 to 2 times
<3> Longer than 2 times
(a)
(b)
t SMP t SMP t SMP t SMP t SMP
L L
H H
L L
H
L L L
H H
L L
"L"
"L"
Removed as noise
Removed as noise