MITSUMI
CMOS System Reset PST3XXX
Power ON reset circuit
A power ON reset circuit can be configured on PST32XX, PST34XX (N-ch open drain output products).
PST32XX, PST34XX (N-ch open drain output products)
V
DD
(V)
OUT (V)
T (S)
T (S)
If there is a problem with delay in rise time, insert a Di.
V
DD
(V)
OUT (V)
T(S)
T (S)
If power supply rises suddenly, output may go "H" momentarily when below minimum operating
voltage (0.95V), as shown in the above diagram.