REAR56957A ic equivalent, voltage detecting / system resetting ic.
* Few external parts
* Large delay time with a capacitor of small capacitance (td ≈ 100ms, at 0.33μF)
* Low threshold operating voltage (Supply voltage to kee.
including battery checking circuit, level detecting circuit and waveform shaping circuit.
Features
* Few external p.
REAR56957A,B are semiconductor integrated circuits for resetting of all types of logic circuit such as CPUs, and have the feature of setting the detection voltage by adding external resistance.
They include a built-in delay circuit to provide the des.
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