AD8494ARMZ
Product Overview
Category
The AD8494ARMZ belongs to the category of precision analog temperature sensor ICs.
Use
It is used for accurately measuring temperature in various applications.
Characteristics
- High accuracy and resolution
- Wide temperature measurement range
- Low power consumption
- Small form factor
Package
The AD8494ARMZ is available in a miniature 8-lead MSOP package.
Essence
The essence of the AD8494ARMZ lies in its ability to provide precise temperature measurements in a compact and efficient manner.
Packaging/Quantity
The AD8494ARMZ is typically available in reels with a quantity of 2500 units per reel.
Specifications
- Temperature Measurement Range: -40°C to +125°C
- Accuracy: ±1°C (maximum)
- Resolution: 0.25°C
- Supply Voltage: 2.7V to 5.5V
- Current Consumption: 60µA (typical)
Detailed Pin Configuration
The AD8494ARMZ features the following pin configuration: 1. VPOS: Positive supply voltage input 2. VNEG: Negative supply voltage input 3. GND: Ground 4. OUT: Analog temperature output 5. TEMP+: Positive temperature input 6. TEMP-: Negative temperature input 7. NC: No connection 8. NC: No connection
Functional Features
- High precision temperature measurement
- Low power consumption
- Single-supply operation
- Linearized output
Advantages and Disadvantages
Advantages
- High accuracy
- Wide temperature range
- Small form factor
- Low power consumption
Disadvantages
- Limited to single-supply operation
- Requires external reference voltage for optimal performance
Working Principles
The AD8494ARMZ utilizes a precision analog front end to measure the voltage across a temperature-sensitive diode. This voltage is then converted into a digital temperature reading using internal circuitry, providing accurate temperature measurements over a wide range.
Detailed Application Field Plans
The AD8494ARMZ is well-suited for applications such as: - Industrial temperature monitoring - HVAC systems - Medical equipment - Automotive electronics - Consumer appliances
Detailed and Complete Alternative Models
Some alternative models to the AD8494ARMZ include: - MAX31850 - TMP117 - MCP9808 - LM35
In summary, the AD8494ARMZ is a precision analog temperature sensor IC that offers high accuracy, wide temperature measurement range, and low power consumption. Its compact form factor and functional features make it suitable for various temperature measurement applications across different industries.
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What is the operating voltage range of AD8494ARMZ?
- The operating voltage range of AD8494ARMZ is 2.7V to 5.5V.How does AD8494ARMZ compensate for cold junction temperature in thermocouple applications?
- AD8494ARMZ uses an on-chip temperature sensor to compensate for cold junction temperature.Can AD8494ARMZ be used with different types of thermocouples?
- Yes, AD8494ARMZ can be used with various types of thermocouples, including J, K, T, and more.What is the output voltage range of AD8494ARMZ?
- The output voltage range of AD8494ARMZ is typically ±1V.Does AD8494ARMZ require external calibration?
- No, AD8494ARMZ does not require external calibration.What is the typical accuracy of AD8494ARMZ?
- The typical accuracy of AD8494ARMZ is ±2°C.Can AD8494ARMZ operate in high-temperature environments?
- Yes, AD8494ARMZ is designed to operate in high-temperature environments.Is AD8494ARMZ suitable for industrial control and monitoring applications?
- Yes, AD8494ARMZ is well-suited for industrial control and monitoring applications.Does AD8494ARMZ have built-in fault detection features?
- Yes, AD8494ARMZ includes built-in open thermocouple detection.Can AD8494ARMZ be used in battery-powered applications?
- Yes, AD8494ARMZ is suitable for use in battery-powered applications due to its low power consumption.