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ADM805L Datasheet Microprocessor Supervisory Circuits

Manufacturer: Analog Devices

Overview: a Microprocessor Supervisory Circuits ADM690A/ADM692A/ADM802L/M/ADM805L/M FUNCTIONAL BLOCK DIAGRAM VBATT BATTERY SWITCHOVER VCC.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The ADM690A/ADM692A/ADM802L/M/ADM805L/M family of supervisory circuits offers complete single chip solutions for power supply monitoring and battery control functions in microprocessor systems.

These functions include µP reset, backup battery switchover, watchdog timer, and power failure warning.

The ADM690A/ADM692A/ADM802L/M/ADM805L/M are available in 8-pin packages and provide: 1.

Key Features

  • Precision Supply Voltage Monitor 4.65 V ADM690A/ADM802L/ADM805L 4.40 V ADM692A/ADM802M/ADM805M Reset Assertion Down to 1 V V CC Reset Timeout.
  • 200 ms Watchdog Timer.
  • 1.6 s 100 ␮ A Quiescent Supply Current Automatic Battery Backup Power Switching Voltage Monitor for Power Fail ؎ 2% Power Fail Accuracy on ADM802L/M Space-Saving MicroSOIC Package (ADM690A).

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