PRODUCT DESCRIPTION
The ADM1031 is an ACPI-compliant three-channel digital thermometer and under/over temperature alarm, for use in personal computers and thermal management systems.
   
FEATURES
    Optimized for Pentium® III: Allows Reduced Guardbanding
    Software and Automatic Fan Speed Control
    Automatic Fan Speed Control Allows Control
        Independent of CPU Intervention after Initial Setup
    Control Loop Minimizes Acoustic Noise and Battery
        Consumption
    Remote Temperature Measurement Accurate to 1°C
    Using Remote Diode (Two Channels)
    0.125°C Resolution on External Temperature Channels
    Local Temperature Sensor with 0.25°C Resolution
    Pulsewidth Modulation Fan Control (PWM) for Two Fans
    Programmable PWM Frequency
    Programmable PWM Duty Cycle
    Tach Fan Speed Measurement (Two Channels)
    Analog Input To Measure Fan Speed of 2-Wire Fans
        (Using Sense Resistor)
    2-Wire System Management Bus (SMBus) with ARA
        Support
    Overtemperature THERM Output Pin for CPU Throttling
    Programmable INT Output Pin
    Configurable Offsets for Temperature Channels
    3 V to 5.5 V Supply Range
    Shutdown Mode to Minimize Power Consumption
    Limit Comparison of All Monitored Values
   
APPLICATIONS
    Notebook PCs, Network Servers and Personal Computers
    Telecommunications Equipment