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ADM694 - Microprocessor Supervisory Circuits

Description

VBATT VBATT VCC Microprocessor Supervisory Circuits ADM690 ADM695 FUNCTIONAL BLOCK DIAGRAMS VOUT 4.65V 1 RESET GENERATOR 2 RESET WATCHDOG INPUT (WDI) POWER FAIL INPUT (PFI) WATCHDOG TRANSITION DETECTOR (1.6s) ADM690 ADM692 ADM694 POWER FAIL OUTPUT (PFO) 1.3V 1 VOLTAGE 2 RESET DETECT

Features

  • Superior Upgrade for MAX690.
  • MAX695 Specified Over Temperature Low Power Consumption (5 mW) Precision Voltage Monitor Reset Assertion Down to 1 V V CC Low Switch On-Resistance 1.5 ⍀ Normal, 20 ⍀ in Backup High Current Drive (100 mA) Watchdog Timer.
  • 100 ms, 1.6 s, or Adjustable 600 nA Standby Current Automatic Battery Backup Power Switching Extremely Fast Gating of Chip Enable Signals (5 ns) Voltage Monitor for Power Fail.

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Full PDF Text Transcription

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a FEATURES Superior Upgrade for MAX690–MAX695 Specified Over Temperature Low Power Consumption (5 mW) Precision Voltage Monitor Reset Assertion Down to 1 V V CC Low Switch On-Resistance 1.5 ⍀ Normal, 20 ⍀ in Backup High Current Drive (100 mA) Watchdog Timer—100 ms, 1.6 s, or Adjustable 600 nA Standby Current Automatic Battery Backup Power Switching Extremely Fast Gating of Chip Enable Signals (5 ns) Voltage Monitor for Power Fail APPLICATIONS Microprocessor Systems Computers Controllers Intelligent Instruments Automotive Systems GENERAL DESCRIPTION VBATT VBATT VCC Microprocessor Supervisory Circuits ADM690–ADM695 FUNCTIONAL BLOCK DIAGRAMS VOUT 4.65V 1 RESET GENERATOR 2 RESET WATCHDOG INPUT (WDI) POWER FAIL INPUT (PFI) WATCHDOG TRANSITION DETECTOR (1.
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