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ADM802M - Microprocessor Supervisory Circuits

Download the ADM802M datasheet PDF. This datasheet also covers the ADM variant, as both devices belong to the same microprocessor supervisory circuits family and are provided as variant models within a single manufacturer datasheet.

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.

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).

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ADM-802.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Analog Devices

Part Number Description
ADM802L Microprocessor Supervisory Circuits
ADM800L Microprocessor Supervisory Circuits
ADM800M Microprocessor Supervisory Circuits
ADM803 Microprocessor Supervisory Circuits
ADM805L Microprocessor Supervisory Circuits

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
a Microprocessor Supervisory Circuits ADM690A/ADM692A/ADM802L/M/ADM805L/M FUNCTIONAL BLOCK DIAGRAM VBATT BATTERY SWITCHOVER VCC VOUT 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) APPLICATIONS Microprocessor Systems Computers Controllers Intelligent Instruments 4.65V* RESET GENERATOR RESET (RESET) WATCHDOG INPUT (WDI) WATCHDOG TRANSITION DETECTOR (1.6s) POWER FAIL INPUT (PFI) 1.25V ADM690A ADM692A ADM802L ADM802M ADM805L ADM805M POWER FAIL OUTPUT (PFO) *4.