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LM64 Description

The LM64 is a remote diode temperature sensor with PWM fan control. The LM64 accurately measures its own temperature and that of a remote diode. The LM64 remote temperature accuracy is factory trimmed for a MMBT3904 diode-connected transistor with a 16°C offset for high temperatures.

LM64 Key Features

  • 2 Accurately Senses Remote and Local Diode Temperatures
  • Integrated PWM Fan Speed Control Output
  • ALERT and T_Crit Open-drain Outputs
  • Tachometer Input for Measuring Fan RPM
  • 10 bit Plus Sign Remote Diode Temperature
  • SMBus 2.0 patible Interface, Supports
  • 5 General Purpose Input/Output pins
  • 5 General Purpose Default input pins
  • 24-pin WQFN Package