MAX809S Datasheet

Supervisory Circuits


The MAX803/ MAX809S /MAX810 are microprocessor (μP) supervisory circuits used to monitor the power supplies in μP and digital systems. They provide excellent circuit reliability and low cost by eliminating external components and adjustments when used with +5V, +3.3V,+3.0V, or +2.5V powered circuits. MAX809S Features • Precision Monitoring of +2.5V, +3V, +3.3V, and +5V Power-Supply Voltages• Fully Specified Over Temperature• Available in Three Output Configurations Open-Drain RESET Output (MAX803) Push-Pull RESET Output (MAX809) Push-Pull RESET Output (MAX810)• 140ms min Power-On Reset Pulse Width• 12μA Supply Current• Guaranteed Reset Valid to VCC = +1V• Power Supply Transient Immunity• No External Components• 3-Pin SC70 and SOT23 Packages


[{"Name":"Number of Voltages Monitored ","Value":"1"},{"Name":"Threshold Voltage ","Value":"2.5 V, 3 V, 3.3 V, 5 V"},{"Name":"Output Type ","Value":"Push-Pull"},{"Name":"Manual Reset ","Value":"Manual Reset"},{"Name":"Watchdog","Value":"No Watchdog "},{"Name":"Battery Backup Switching ","Value":"No Backup"},{"Name":"Reset Delay Time ","Value":"200 ms "},{"Name":"Supply Voltage - Max","Value":"5.5 V"},{"Name":"Maximum Operating Temperature ","Value":"+ 105 C"},{"Name":"Mounting Style ","Value":"SMD/SMT"}]

Manufacturer information

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