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LTC1985-1.8 - Micropower Precision Triple Supply Monitor

Features

  • s Monitors Three Inputs Simultaneously: 3V, 1.8V and Adjustable s ±1.5% Threshold Accuracy Over Temperature s Very Low Supply Current: 10µA Typ s 200ms Reset Time Delay s Power Supply Glitch Immunity s Guaranteed RESET for VCC3 ≥ 1V or VCC18 ≥ 1V s 3V Active-Low Push-Pull Reset Output s 5-Lead SOT-23 Package U.

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Full PDF Text Transcription

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LTC1985-1.8 Micropower Precision Triple Supply Monitor with Push-Pull Reset Output in a 5-Lead SOT-23 Package U U FEATURES s Monitors Three Inputs Simultaneously: 3V, 1.8V and Adjustable s ±1.5% Threshold Accuracy Over Temperature s Very Low Supply Current: 10µA Typ s 200ms Reset Time Delay s Power Supply Glitch Immunity s Guaranteed RESET for VCC3 ≥ 1V or VCC18 ≥ 1V s 3V Active-Low Push-Pull Reset Output s 5-Lead SOT-23 Package U APPLICATIO S s Desktop Computers s Notebook Computers s Intelligent Instruments s Portable Battery-Powered Equipment s Network Servers DESCRIPTIO The LTC®1985-1.8 is a triple supply monitor intended for systems with multiple supply voltages. The reset output remains low until all three supplies have been in compliance for 200ms. Tight 1.
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