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LM56 - Dual Output Low Power Thermostat

General Description

The LM56 is a precision low power thermostat.

Two stable temperature trip points (VT1 and VT2) are generated by dividing down the LM56 1.250V bandgap voltage reference using 3 external resistors.

The LM56 has two digital outputs.

Key Features

  • 1.
  • 2 Digital Outputs Support TTL Logic Levels.
  • Internal Temperature Sensor.
  • 2 Internal Comparators with Hysteresis.
  • Internal Voltage Reference.
  • Available in 8-pin SOIC and VSSOP Packages.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LM56 www.ti.com SNIS120G – APRIL 2000 – REVISED FEBRUARY 2013 LM56 Dual Output Low Power Thermostat Check for Samples: LM56 FEATURES 1 •2 Digital Outputs Support TTL Logic Levels • Internal Temperature Sensor • 2 Internal Comparators with Hysteresis • Internal Voltage Reference • Available in 8-pin SOIC and VSSOP Packages APPLICATIONS • Microprocessor Thermal Management • Appliances • Portable Battery Powered 3.0V or 5V Systems • Fan Control • Industrial Process Control • HVAC Systems • Remote Temperature Sensing • Electronic System Protection DESCRIPTION The LM56 is a precision low power thermostat. Two stable temperature trip points (VT1 and VT2) are generated by dividing down the LM56 1.250V bandgap voltage reference using 3 external resistors. The LM56 has two digital outputs.