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LM95213

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具 SMBus 介面的 ±2°C 雙遠端和本機溫度感測器

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LM95214 現行 具 SMBus 介面的 ±2°C 四遠端和本機溫度感測器 Replacement

LM95213

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Local sensor accuracy (max) 2 Type Remote Operating temperature range (°C) -40 to 140 Interface type I2C, SMBus Features ALERT, One-shot conversion Supply current (max) (µA) 800 Temp resolution (max) (bps) 11 Remote channels (#) 2 Addresses 3 Rating Catalog
Local sensor accuracy (max) 2 Type Remote Operating temperature range (°C) -40 to 140 Interface type I2C, SMBus Features ALERT, One-shot conversion Supply current (max) (µA) 800 Temp resolution (max) (bps) 11 Remote channels (#) 2 Addresses 3 Rating Catalog
WSON (NHL) 14 16 mm² (4 mm × 4 mm)
  • Accurately Senses Die Temperature of 2 Remote ICs or Diode Junctions and Local Temperature
  • 0.125°C LSb Temperature Resolution
  • 0.03125°C LSb Remote Temperature Resolution with Digital Filter Enabled
  • +127.875°C/–128°C and 0°C/255°C Remote Ranges
  • Programmable Digital Filters and Analog Front End Filter
  • Remote Diode Fault Detection, Model Selection and Offset Correction
  • Mask and Status Register Support
  • 3 Programmable TCRIT Outputs with Programmable Shared Hysteresis
  • Programmable Conversion Rate and Shutdown Mode One-Shot Conversion Control
  • SMBus 2.0 Compatible Interface, Supports TIMEOUT
  • Three-Level Address Pin
  • 14-Pin WSON Package

All trademarks are the property of their respective owners.

  • Accurately Senses Die Temperature of 2 Remote ICs or Diode Junctions and Local Temperature
  • 0.125°C LSb Temperature Resolution
  • 0.03125°C LSb Remote Temperature Resolution with Digital Filter Enabled
  • +127.875°C/–128°C and 0°C/255°C Remote Ranges
  • Programmable Digital Filters and Analog Front End Filter
  • Remote Diode Fault Detection, Model Selection and Offset Correction
  • Mask and Status Register Support
  • 3 Programmable TCRIT Outputs with Programmable Shared Hysteresis
  • Programmable Conversion Rate and Shutdown Mode One-Shot Conversion Control
  • SMBus 2.0 Compatible Interface, Supports TIMEOUT
  • Three-Level Address Pin
  • 14-Pin WSON Package

All trademarks are the property of their respective owners.

The LM95213 is an 11-bit digital temperature sensor with a 2-wire System Management Bus (SMBus) interface that can monitor the temperature of two remote diodes as well as its own temperature. The LM95213 can be used to very accurately monitor the temperature of up to two external devices such as microprocessors, graphics processors or diode-connected 2N3904s.

The LM95213 reports temperature in two different formats for +127.875°C/–128°C range and 0°C/255°C range. The LM95213 TCRIT1, TCRIT2 and TCRIT3 outputs are triggered when any unmasked channel exceeds its corresponding programmable limit and can be used to shutdown the system, to turn on the system fans or as a microcontroller interrupt function. The current status of the TCRIT1, TCRIT2 and TCRIT3 pins can be read back from the status registers. Mask registers are available for further control of the TCRIT outputs.

The LM95213's remote temperature channels have programmable digital filters to minimize unwanted TCRIT events when temperature spikes are encountered.

For optimum flexibility and accuracy each LM95213 channel includes offset correction registers for targeting diodes other than the 2N3904. A three level address pin allows connection of up to 3 LM95213s to the same SMBus master. The LM95213 includes power saving functions such as: programmable conversion rate, shutdown mode, and turn off of unused channels.

The LM95213 is an 11-bit digital temperature sensor with a 2-wire System Management Bus (SMBus) interface that can monitor the temperature of two remote diodes as well as its own temperature. The LM95213 can be used to very accurately monitor the temperature of up to two external devices such as microprocessors, graphics processors or diode-connected 2N3904s.

The LM95213 reports temperature in two different formats for +127.875°C/–128°C range and 0°C/255°C range. The LM95213 TCRIT1, TCRIT2 and TCRIT3 outputs are triggered when any unmasked channel exceeds its corresponding programmable limit and can be used to shutdown the system, to turn on the system fans or as a microcontroller interrupt function. The current status of the TCRIT1, TCRIT2 and TCRIT3 pins can be read back from the status registers. Mask registers are available for further control of the TCRIT outputs.

The LM95213's remote temperature channels have programmable digital filters to minimize unwanted TCRIT events when temperature spikes are encountered.

For optimum flexibility and accuracy each LM95213 channel includes offset correction registers for targeting diodes other than the 2N3904. A three level address pin allows connection of up to 3 LM95213s to the same SMBus master. The LM95213 includes power saving functions such as: programmable conversion rate, shutdown mode, and turn off of unused channels.
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重要文件 類型 標題 格式選項 下載最新的英文版本 日期
* 資料表 2-Diode Input & Local Digital Temp Sensor w/ Two-Wire Interface & TCRIT Outputs datasheet (Rev. A) 2013/3/22

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