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M51953A Datasheet Voltage Detecting / System Resetting

Manufacturer: Renesas

Overview: M51953A,B/M51954A,B Voltage Detecting, System Resetting IC Series REJ03D0776-0300 Rev.3.

Datasheet Details

Part number M51953A
Manufacturer Renesas
File Size 217.18 KB
Description Voltage Detecting / System Resetting
Datasheet M51953A-Renesas.pdf

General Description

M51953A,B/M51954A,B are semiconductor integrated circuits designed for detecting supply voltage and resetting all types of logic circuits such as CPUs.

They include a built-in delay circuit to provide the desired retardation time simply by adding an external capacitor.

They fined extensive applications, including battery checking circuit, level detecting circuit and waveform shaping circuit.

Key Features

  • Few external parts.
  • Large delay time with a capacitor of small capacitance (td ≈ 100 ms, at 0.33 µF) (M51953, M51954).
  • Low threshold operating voltage (Supply voltage to keep low-state at low supply voltage): 0.6 V (Typ) at RL = 22 kΩ.
  • Wide supply voltage range: 2 V to 17 V.
  • Wide.

M51953A Distributor