GENERAL DESCRIPTION
The ADM696/ADM697 supervisory circuits offer 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, CMOS RAM write protection, and power failure warning.
   
FEATURES
    Superior Upgrade for MAX696/MAX697
    Specified Over Temperature
    Adjustable Low Line Voltage Monitor
    Power OK/Reset Time Delay
    Reset Assertion Down to 1 V VCC
    Watchdog Timer—100 ms, 1.6 s, or Adjustable
    Low Switch On Resistance
    1.5 Ω Normal, 20 Ω in Backup
    600 nA Standby Current
    Automatic Battery Backup Switching (ADM696)
    Fast On-Board Gating of Chip Enable Signals (ADM697)
    Voltage Monitor for Power Fail or Low Battery Warning
   
APPLICATIONS
    Microprocessor Systems
    Computers
    Controllers
    Intelligent Instruments
    Automotive Systems
    Critical mP Power Monitoring