Product Details
Key Features
Applications/Uses
Simplified Block Diagram
Technical Docs
Data Sheet | Nanopower µP Supervisory Circuits with Manual Reset and Watchdog Timer | Jun 02, 2006 |
Support & Training
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Filtered SearchOur dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .
Sampling:
Selecting the Sample button above will redirect to the third-party ADI Sample Site. The part selected will carry over to your cart on this site once logged in. Please create a new account there if you have never used the site before. Contact SampleSupport@analog.com with any questions regarding this Sample Site.
Key Features
- Ultra-Low 170nA (typ) Supply Current
- Reset Thresholds from +1.575V to +4.625V in Approximately 100mV Increments
- Six Minimum Reset Timeout Period Options from 10ms to 1200ms
- Manual Reset Option
- Watchdog Timer Option
- Pin-Selectable 10ms/150ms (min) Reset Timeout Period (MAX6861/MAX6862/MAX6863)
- Immune to Short VCC Transients
- Guaranteed Reset Valid to VCC = +1.1V
- Three Reset Output Options:
- Push-Pull active-low RESET
- Push-Pull RESET
- Open-Drain active-low RESET
- No External Components
- Small 5-Pin SOT23 Package
- Pin Compatible to the TPS3836/TPS3837/TPS3838 (MAX6861/MAX6862/MAX6863)
Applications/Uses
- Glucose Monitors/Patient Monitors
- MP3 Players/Pagers
- PDAs and Cell Phones
- Portable Battery-Powered Equipment
Description
The MAX6854/MAX6855/MAX6856/MAX6858/MAX6860–MAX6869 are offered in a variety of configurations (see the Selector Guide in the full data sheet). The MAX6854/MAX6855/MAX6856/MAX6861–MAX6869 provide a manual reset input, MR-bar. The MAX6864–MAX6869 offer a watchdog timer that monitors activity at the WDI input to prevent code execution errors. The MAX6864–MAX6869 offer watchdog timeout options of 3.3s or 209s (typ). The MAX6861/MAX6862/MAX6863 feature a pin-selectable reset delay period of 10ms or 150ms (min). Push-pull active-low, push-pull active-high, and open-drain active-low reset outputs are available.
Technical Docs
Data Sheet | Nanopower µP Supervisory Circuits with Manual Reset and Watchdog Timer | Jun 02, 2006 |
Support & Training
Search our knowledge base for answers to your technical questions.
Filtered SearchOur dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .
Sampling:
Selecting the Sample button above will redirect to the third-party ADI Sample Site. The part selected will carry over to your cart on this site once logged in. Please create a new account there if you have never used the site before. Contact SampleSupport@analog.com with any questions regarding this Sample Site.