3.0V/3.3V MICROPROCESSOR SUPERVISORY CIRCUITS

Precision Voltage Monitor 4.65V

Reset Time Delay - 200ms

Watchdog Timer - 1.6 sec Timeout

Battery-Backup Power Switching

200µA Quiescent Supply Current

50nA Quiescent Supply Current in Battery-Backup Mode

Voltage Monitor for Power-Fail or Low-Battery Warning

Guaranteed RESET Assertion to Vcc=1V