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MAX816 Datasheet 1% ACcuracy / Low-power / +3v And +5v Up Supervisory Circuits

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: 19-0412; Rev 0; 6/95 ±1% Accuracy, Low-Power, +3V and +5V µP Supervisory.

General Description

The MAX814/MAX815/MAX816 are high-accuracy microprocessor (µP) supervisory circuits that provide power-on reset, watchdog, and power-fail functions.

They eliminate manual trimming and improve reliability in critical applications needing high-accuracy reset thresholds.

The RESET output is guaranteed to be in the correct state for VCC down to 1V.

Key Features

  • ____________________________Features o ±1% Worst-Case Reset Threshold Accuracy o 4.8V, 4.7V, 4.55V, 3.03V, or Adjustable Reset Thresholds o ±1% Low-Line Threshold Accuracy (MAX814) 60mV Above Reset Threshold o 200ms Reset Time Delay o Active-Low RESET Output Active-High RESET Output (MAX814/MAX816) o 75µA Max Supply Current o Guaranteed RESET Valid to VCC = 1V o Manual Reset Input o ±2% Power-Fail Comparator o Independent Watchdog with 1.56sec Timeout (MAX815) o Power-Supply Glitch Immunity o.

MAX816 Distributor