Microchip Technology, Inc. EMC1812 2 ch 1.62V - 3.6V temp sensor EMC1812

Description
The EMC1812 is a 1.8V, 2 channel, high accuracy, 2-Wire (I2C compatible) temperature sensor. Advanced features such as Rate of Change, Resistance Error Correction (REC), Beta Compensation (to support CPU diodes requiring the BJT/transistor model), and Ideality Configuration combine to provide a robust solution for complex environmental monitoring applications. The EMC1812 monitors is the first device family to introduce rate of change functionality. This data, in addition to the temperature itself, facilitates a preemptive system f. This type of data can help customer better regulate their applications to control temperature. Resistance Error Correction automatically eliminates the temperature error caused by series resistance allowing greater flexibility in routing thermal diodes. Beta Compensation eliminates temperature errors caused by low, variable beta transistors common in today's fine geometry processors. This frees the user from providing unique sensor configurations for each temperature monitoring application. These advanced features plus ±1° measurement accuracy provide a low-cost, highly flexible and accurate solution for critical temperature monitoring applications. For product comparison, please consider: EMC1812 Additional Features Features 1.8V Logic Levels, Compatible with EIA/JEDEC8-7 Standard Rate of Temperature Change Calculation with Preemptive Alert Limits (Patent-Pending) dT/dt Measurement Programmable Duration and Gain Limits on Rates with Alert 1 External Temperature Monitors ±1°C Max Accuracy, 25°C to 125°C Ta, 0°C to 127°C Td ±2°C Max Accuracy, -40°C to 125°C Ta, -40°C to 127°C Td 0.125 Resolution Resistance Error Correction for 100Ω Automatic Beta Compensation with BJT/Transistor Model Support Ideality Factor Configuration Supports up to 2.2nF Diode Filter Capacitor Internal Temperature ±°1C Max Accuracy, -40°C to 125°C 0.125 Resolution 2-Wire / I2C compatible interface Up to 400kHz Clock Rate Support Both Byte and Block Operation Contiguous Block for Read of All Temperatures Programmable or Fixed Address Options Frequency Hopping Technology Eliminates Noise Sensitivity (Patented) ALERT (Bar) pin, Maskable SMBUs / I2C Compatible Interrupt Configurable as Comparator THERM pin, Non-Maskable (Bar), Acts as Interrupt or Comparator Programmable temperature limits for ALERT# and THERM# Anti-parallel Diodes for Extra Diode Support Register Compatible with EMC141X, EMC142X, and EMC118X Operating Voltage:1.62V to 2.75V Temperature Range: -40°C to +125°C Available in 8-Lead 2x2 mm WDFN Applications Temperature Sensitive Storage Portable Electronics IOT for Low System Voltage Handheld Gaming Industrial Computing Embedded applications
Description
The EMC1812 is a 1.8V, 2 channel, high accuracy, 2-Wire (I2C compatible) temperature sensor. Advanced features such as Rate of Change, Resistance Error Correction (REC), Beta Compensation (to support CPU diodes requiring the BJT/transistor model), and Ideality Configuration combine to provide a robust solution for complex environmental monitoring applications. The EMC1812 monitors is the first device family to introduce rate of change functionality. This data, in addition to the temperature itself, facilitates a preemptive system f. This type of data can help customer better regulate their applications to control temperature. Resistance Error Correction automatically eliminates the temperature error caused by series resistance allowing greater flexibility in routing thermal diodes. Beta Compensation eliminates temperature errors caused by low, variable beta transistors common in today's fine geometry processors. This frees the user from providing unique sensor configurations for each temperature monitoring application. These advanced features plus ±1° measurement accuracy provide a low-cost, highly flexible and accurate solution for critical temperature monitoring applications. For product comparison, please consider: EMC1812 Additional Features Features 1.8V Logic Levels, Compatible with EIA/JEDEC8-7 Standard Rate of Temperature Change Calculation with Preemptive Alert Limits (Patent-Pending) dT/dt Measurement Programmable Duration and Gain Limits on Rates with Alert 1 External Temperature Monitors ±1°C Max Accuracy, 25°C to 125°C Ta, 0°C to 127°C Td ±2°C Max Accuracy, -40°C to 125°C Ta, -40°C to 127°C Td 0.125 Resolution Resistance Error Correction for 100Ω Automatic Beta Compensation with BJT/Transistor Model Support Ideality Factor Configuration Supports up to 2.2nF Diode Filter Capacitor Internal Temperature ±°1C Max Accuracy, -40°C to 125°C 0.125 Resolution 2-Wire / I2C compatible interface Up to 400kHz Clock Rate Support Both Byte and Block Operation Contiguous Block for Read of All Temperatures Programmable or Fixed Address Options Frequency Hopping Technology Eliminates Noise Sensitivity (Patented) ALERT (Bar) pin, Maskable SMBUs / I2C Compatible Interrupt Configurable as Comparator THERM pin, Non-Maskable (Bar), Acts as Interrupt or Comparator Programmable temperature limits for ALERT# and THERM# Anti-parallel Diodes for Extra Diode Support Register Compatible with EMC141X, EMC142X, and EMC118X Operating Voltage:1.62V to 2.75V Temperature Range: -40°C to +125°C Available in 8-Lead 2x2 mm WDFN Applications Temperature Sensitive Storage Portable Electronics IOT for Low System Voltage Handheld Gaming Industrial Computing Embedded applications
Datasheet
Datasheet Summary
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The EMC1812 is a single-channel, high-accuracy, two-wire (I2C) remote temperature sensor that monitors one external diode and one internal temperature sensor. It operates from 1.62V to 3.6V and supports a temperature range of -40°C to +125°C with ±1°C maximum accuracy for both internal and external measurements at 0.125°C resolution. The device features Resistance Error Correction for up to 100Ω of series resistance, automatic beta compensation for transistor diode models, and Rate of Change (ROC) temperature monitoring with programmable alert limits. It is available in an 8-lead 2x2 mm WDFN package with an exposed thermal pad and includes maskable ALERT and non-maskable THERM output pins for dual-tier thermal warning. It supports SMBus 2.0 and I2C protocols with programmable addresses and consecutive alert counters.

Datasheet Summary
Powered by GS/AI

The EMC1812 is a single-channel, high-accuracy, two-wire (I2C) remote temperature sensor that monitors one external diode and one internal temperature sensor. It operates from 1.62V to 3.6V and supports a temperature range of -40°C to +125°C with ±1°C maximum accuracy for both internal and external measurements at 0.125°C resolution. The device features Resistance Error Correction for up to 100Ω of series resistance, automatic beta compensation for transistor diode models, and Rate of Change (ROC) temperature monitoring with programmable alert limits. It is available in an 8-lead 2x2 mm WDFN package with an exposed thermal pad and includes maskable ALERT and non-maskable THERM output pins for dual-tier thermal warning. It supports SMBus 2.0 and I2C protocols with programmable addresses and consecutive alert counters.

Suppliers

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Product
Description
Supplier Links
EMC1812 2 ch 1.62V - 3.6V temp sensor - EMC1812 - Microchip Technology, Inc.
Chandler, AZ, United States
EMC1812 2 ch 1.62V - 3.6V temp sensor
EMC1812
EMC1812 2 ch 1.62V - 3.6V temp sensor EMC1812
The EMC1812 is a 1.8V, 2 channel, high accuracy, 2-Wire (I2C compatible) temperature sensor. Advanced features such as Rate of Change, Resistance Error Correction (REC), Beta Compensation (to support CPU diodes requiring the BJT/transistor model), and Ideality Configuration combine to provide a robust solution for complex environmental monitoring applications. The EMC1812 monitors is the first device family to introduce rate of change functionality. This data, in addition to the temperature itself, facilitates a preemptive system f. This type of data can help customer better regulate their applications to control temperature. Resistance Error Correction automatically eliminates the temperature error caused by series resistance allowing greater flexibility in routing thermal diodes. Beta Compensation eliminates temperature errors caused by low, variable beta transistors common in today's fine geometry processors. This frees the user from providing unique sensor configurations for each temperature monitoring application. These advanced features plus ±1° measurement accuracy provide a low-cost, highly flexible and accurate solution for critical temperature monitoring applications. For product comparison, please consider: EMC1812 Additional Features Features 1.8V Logic Levels, Compatible with EIA/JEDEC8-7 Standard Rate of Temperature Change Calculation with Preemptive Alert Limits (Patent-Pending) dT/dt Measurement Programmable Duration and Gain Limits on Rates with Alert 1 External Temperature Monitors ±1°C Max Accuracy, 25°C to 125°C Ta, 0°C to 127°C Td ±2°C Max Accuracy, -40°C to 125°C Ta, -40°C to 127°C Td 0.125 Resolution Resistance Error Correction for 100Ω Automatic Beta Compensation with BJT/Transistor Model Support Ideality Factor Configuration Supports up to 2.2nF Diode Filter Capacitor Internal Temperature ±°1C Max Accuracy, -40°C to 125°C 0.125 Resolution 2-Wire / I2C compatible interface Up to 400kHz Clock Rate Support Both Byte and Block Operation Contiguous Block for Read of All Temperatures Programmable or Fixed Address Options Frequency Hopping Technology Eliminates Noise Sensitivity (Patented) ALERT (Bar) pin, Maskable SMBUs / I2C Compatible Interrupt Configurable as Comparator THERM pin, Non-Maskable (Bar), Acts as Interrupt or Comparator Programmable temperature limits for ALERT# and THERM# Anti-parallel Diodes for Extra Diode Support Register Compatible with EMC141X, EMC142X, and EMC118X Operating Voltage:1.62V to 2.75V Temperature Range: -40°C to +125°C Available in 8-Lead 2x2 mm WDFN Applications Temperature Sensitive Storage Portable Electronics IOT for Low System Voltage Handheld Gaming Industrial Computing Embedded applications

The EMC1812 is a 1.8V, 2 channel, high accuracy, 2-Wire (I2C compatible) temperature sensor. Advanced features such as Rate of Change, Resistance Error Correction (REC), Beta Compensation (to support CPU diodes requiring the BJT/transistor model), and Ideality Configuration combine to provide a robust solution for complex environmental monitoring applications.

The EMC1812 monitors is the first device family to introduce rate of change functionality. This data, in addition to the temperature itself, facilitates a preemptive system f. This type of data can help customer better regulate their applications to control temperature.

Resistance Error Correction automatically eliminates the temperature error caused by series resistance allowing greater flexibility in routing thermal diodes. Beta Compensation eliminates temperature errors caused by low, variable beta transistors common in today's fine geometry processors. This frees the user from providing unique sensor configurations for each temperature monitoring application. These advanced features plus ±1° measurement accuracy provide a low-cost, highly flexible and accurate solution for critical temperature monitoring applications.

For product comparison, please consider: EMC1812

Additional Features

    Features
    • 1.8V Logic Levels, Compatible with EIA/JEDEC8-7 Standard
    • Rate of Temperature Change Calculation with Preemptive Alert Limits (Patent-Pending)
      1. dT/dt Measurement
      2. Programmable Duration and Gain
      3. Limits on Rates with Alert
    • 1 External Temperature Monitors
      1. ±1°C Max Accuracy, 25°C to 125°C Ta, 0°C to 127°C Td
      2. ±2°C Max Accuracy, -40°C to 125°C Ta, -40°C to 127°C Td
      3. 0.125 Resolution
      4. Resistance Error Correction for 100Ω
      5. Automatic Beta Compensation with BJT/Transistor Model Support
      6. Ideality Factor Configuration
      7. Supports up to 2.2nF Diode Filter Capacitor
    • Internal Temperature
      1. ±°1C Max Accuracy, -40°C to 125°C
      2. 0.125 Resolution
    • 2-Wire / I2C compatible interface
      1. Up to 400kHz Clock Rate
      2. Support Both Byte and Block Operation
      3. Contiguous Block for Read of All Temperatures
      4. Programmable or Fixed Address Options
    • Frequency Hopping Technology Eliminates Noise Sensitivity (Patented)
    • ALERT (Bar) pin, Maskable
      1. SMBUs / I2C Compatible Interrupt
      2. Configurable as Comparator
    • THERM pin, Non-Maskable (Bar),
      1. Acts as Interrupt or Comparator
    • Programmable temperature limits for ALERT# and THERM#
    • Anti-parallel Diodes for Extra Diode Support
    • Register Compatible with EMC141X, EMC142X, and EMC118X
    • Operating Voltage:1.62V to 2.75V
    • Temperature Range: -40°C to +125°C
    • Available in 8-Lead 2x2 mm WDFN
    Applications
    • Temperature Sensitive Storage
    • Portable Electronics
    • IOT for Low System Voltage
    • Handheld Gaming
    • Industrial
    • Computing
    • Embedded applications
Supplier's Site Datasheet

Technical Specifications

  Microchip Technology, Inc.
Product Category Transistors
Product Number EMC1812
Product Name EMC1812 2 ch 1.62V - 3.6V temp sensor
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