G691

Global Mixed-mode Technology Inc. G690/G691 Microprocessor Reset IC Features „Precision Monitoring of +3V, +3.3V, and +5V Power-Supply Voltages „Fully Specified Over Temperature „Available in Three Output Configurations Push-Pull RESET Output (G690L) Push-Pull RESET Output (G690H) Open-Drain RESET Output (G691L) „140ms min Power-On Reset Pulse Width „10µA Supply Current „Guaranteed Reset Valid to VCC = +1V „Power Supply Transient Immunity „No External Components „3-Pin SOT89, SOT23 and SC70 Packages Applications „Computers „Controllers „Intelligent Instruments „Critical µP and µC Power Monitoring „Portable / Battery-Powered Equipment „Automotive General Description The G690/G691 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- powered circuits. These c...