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SM72240 Datasheet Microprocessor Reset

Manufacturer: Texas Instruments

Overview: SM72240 www.ti.com SNIS154C – JANUARY 2011 – REVISED APRIL 2013 SM72240 SolarMagic 5-Pin Microprocessor Reset Circuit Check for Samples:.

General Description

The SM72240 microprocessor supervisory circuit monitors the power supplies in microprocessor and digital systems.

It provides a reset to the microprocessor during power-up, power-down, brown-out conditions, and manual reset.

The SM72240 asserts a reset signal whenever the supply decreases below the factory-programmed reset threshold.

Key Features

  • 1.
  • 2 Renewable Energy Grade.
  • Precise monitoring of 5V supply voltages.
  • Fully specified over temperature.
  • 40°C to +125°C.
  • 100 ms minimum Power-On Reset pulse width, 190 ms typical:.
  • Active-Low RESET Open Drain Output.
  • RESET Output valid for VCC ≥ 1V.
  • Low Supply Current, 6µA typical.
  • Power supply transient immunity.
  • Compatible with MAX811/812.

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SM72240 Distributor