
Maxim Integrated
General Description
The MAX6335/MAX6336/MAX6337 microprocessor (µP) supervisory circuits monitor the power supplies in 1.8V to 3.3V µP and digital systems. They increase circuit reliability and reduce cost by eliminating external components and adjustments. They also feature a debounced manual-reset input.
FEATUREs
♦ Ultra-Low 0.7V Operating Supply Voltage
♦ Low 3.3µA Supply Current
♦ Precision Monitoring of 1.8V and 2.5V PowerSupply Voltages
♦ Reset Thresholds Available from 1.6V to 2.5V, in Approximately 100mV Increments
♦ Debounced Manual Reset
♦ Fully Specified over Temperature
♦ Three Power-On Reset Pulse Widths Available (1ms min, 20ms min, 100ms min)
♦ Low Cost
♦ Three Available Output Structures: Push/Pull RESET, Push/Pull RESET, Open-Drain RESET
♦ Guaranteed RESET/RESET Valid to VCC = 0.7V (MAX6335/MAX6336)
♦ Power-Supply Transient Immunity
♦ No External Components
♦ 4-Pin SOT143 Package
♦ Pin Compatible with MAX811/MAX812 and MAX6314/MAX6315
APPLICATIONs
Pentium II™ Computers
Computers
Controllers
Intelligent Instruments
Critical µP/µC Power Monitoring
Portable/Battery-Powered Equipment
Automotive