LM3710 Datasheet, PDF (13/16 Pages) National Semiconductor (TI) – Microprocessor Supervisory Circuits with Power Fail Input, Low Line Output, Manual Reset and Watchdog Timer

Typical Application Circuits (Continued)
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FIGURE 6. Monitoring Dual Supplies plus External Fault Input And Dataline
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Note: MR input with its 1.225V nominal threshold, may monitor an additional supply voltage. An internal 56 kΩ pull-up resistor is
included on this input.
FIGURE 7. Microprocessor Supervisor with Early Warning Detector
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