MITSUMI
IC for CMOS System Reset PST31XX~34XX
Power ON reset circuit
A power ON reset circuit can be configured on PST32XX, PST34XX (N-ch open drain output products).
VDD (V)
PST32XX, PST34XX (N-ch open drain output products)
VOUT (V)
T (S)
T (S)
If there is a problem with delay in fall time, insert a Di.
VDD (V)
VOUT (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.