The IMP1233D supply voltage monitor is an improved, low-power replacement for the Dallas Semiconductor DS1233D. Maximum supply current over temperature is a low 20µA, representing over 60 percent lower power as compared to the DS1233D.
   
Key Features
◆ Improved Dallas DS1233D replacement
    — Over 60% lower maximum supply current
◆ Low Supply Current
    — 20µA maximum (5.5V)
    — 15µA maximum (3.6V)
◆ Automatically restarts a microprocessor after
    power failure
◆ 350ms reset delay after VCC returns to an
    in-tolerance condition
◆ Active LOW power-up reset, 5kΩ internal pull-up
◆ Precision temperature-compensated voltage
    reference and comparator
◆ Eliminates external components
◆ Motorola 68xxx and HC16 compatible
◆ Low-cost TO-92 package
◆ Compact surface mount SOT-223 package
◆ Operating temperature –40°C to +85°C
   
Applications
◆ Set-top boxes
◆ Cellular phones
◆ PDAs
◆ Energy management systems
◆ Embedded control systems
◆ Printers
◆ Single board computers