MAX693 Overview
Description
The MAX690 family of supervisory circuits reduces the complexity and number of components required for power supply monitoring and battery control functions in microprocessor systems. These include µP reset and backup-battery switchover, watchdog timer, CMOS RAM write protection, and power-failure warning.
Key Features
- Supervisory Function Integration Saves Board Space while Fully Protecting Microprocessor-Based Systems
- Power OK/Reset Time Delay -- 50ms, 200ms, or Adjustable
- Watchdog Timer -- 100ms, 1.6s, or Adjustable
- Battery Backup Power Switching
- Voltage Monitor for Power Fail or Low Battery Warning
- Minimum External Component Count
- Low Power Co
