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LM99 - Remote Diode Temperature Sensor

General Description

The LM99 is an 11-bit remote diode temperature sensor with a 2-wire System Management Bus (SMBus) serial interface.

Key Features

  • 1.
  • 2 Accurately Senses the Temperature of Remote Diodes.
  • Offset Register Allows Use of a Variety of Thermal Diodes.
  • On-board Local Temperature Sensing.
  • 10 Bit Plus Sign Remote Diode Temperature Data Format, 0.125 °C Resolution.
  • T_CRIT_A Output Useful for System Shutdown.
  • ALERT Output Supports SMBus 2.0 Protocol.
  • SMBus 2.0 Compatible Interface, Supports.

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📁 Similar Datasheet

Part Number Description Manufacturer
LM99 High Temperature / Remote Diode Temperature Sensor National Semiconductor

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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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LM99 www.ti.com SNIS129D – JANUARY 2003 – REVISED MARCH 2013 LM99 ±1°C Accurate, High Temperature, Remote Diode Temperature Sensor with TwoWire Interface Check for Samples: LM99 FEATURES 1 •2 Accurately Senses the Temperature of Remote Diodes • Offset Register Allows Use of a Variety of Thermal Diodes • On-board Local Temperature Sensing • 10 Bit Plus Sign Remote Diode Temperature Data Format, 0.125 °C Resolution • T_CRIT_A Output Useful for System Shutdown • ALERT Output Supports SMBus 2.0 Protocol • SMBus 2.0 Compatible Interface, Supports TIMEOUT • 8-Pin VSSOP Package APPLICATIONS • Graphics Processor Thermal Management • Computer Processor Thermal Management • Electronic Test Equipment • Office Electronics KEY SPECIFICATIONS • Supply Voltage 3.0 V to 3.6 V • Supply Current 0.