Overview
The LTC2983CLX#PBF, produced by Analog Devices Inc., is a high-accuracy digital temperature measurement system. This device is capable of measuring temperatures from a wide variety of sensors, including thermocouples, RTDs, thermistors, and diodes. It offers 0.1°C accuracy and 0.001°C resolution, making it a versatile and precise solution for temperature measurement applications. The LTC2983 features 20 reconfigurable analog inputs, enabling multiple sensor connections and configuration options, and it automatically compensates for cold junction temperatures and linearizes the results.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage (VDD) | 2.85 | 5.25 | 5.25 | V |
| Supply Current | 15 | 20 | 20 | mA |
| Sleep Current | 25 | 60 | 60 | µA |
| Operating Temperature Range (LTC2983C) | 0 | 70 | °C | |
| Operating Temperature Range (LTC2983I) | -40 | 85 | °C | |
| Operating Temperature Range (LTC2983H) | -40 | 125 | °C | |
| Resolution (No Missing Codes) | 24 | Bits | ||
| Integral Nonlinearity | 2 | 30 | 30 | ppm of VREF |
| Offset Error | 0.5 | 2 | 2 | µV |
Key Features
- Measures temperature from various sensors including thermocouples (types B, E, J, K, N, S, R, T), RTDs (2-, 3-, or 4-wire), thermistors, and diodes.
- 20 reconfigurable analog inputs for multiple sensor connections and configuration options.
- Automatically compensates for cold junction temperatures and linearizes the results.
- High accuracy with 0.1°C accuracy and 0.001°C resolution.
- Supports output in °C or °F.
- Low power consumption with sleep current as low as 25 µA.
Applications
- Industrial automation and control systems.
- Aerospace and defense applications requiring high accuracy temperature measurement.
- Medical devices and equipment.
- Automotive systems for engine and environmental temperature monitoring.
- Environmental monitoring and weather stations.
Q & A
- What is the accuracy of the LTC2983CLX#PBF? The LTC2983CLX#PBF has an accuracy of 0.1°C and a resolution of 0.001°C.
- What types of temperature sensors can the LTC2983CLX#PBF measure? It can measure temperatures from thermocouples (types B, E, J, K, N, S, R, T), RTDs (2-, 3-, or 4-wire), thermistors, and diodes.
- What is the operating temperature range of the LTC2983CLX#PBF? The operating temperature range varies by grade: LTC2983C (0°C to 70°C), LTC2983I (-40°C to 85°C), and LTC2983H (-40°C to 125°C).
- How many analog inputs does the LTC2983CLX#PBF have? It has 20 reconfigurable analog inputs.
- What is the supply voltage range for the LTC2983CLX#PBF? The supply voltage range is from 2.85V to 5.25V.
- Does the LTC2983CLX#PBF support low power operation? Yes, it has a sleep current as low as 25 µA.
- Can the LTC2983CLX#PBF output temperature in both Celsius and Fahrenheit? Yes, it supports output in both °C and °F.
- What is the resolution of the ADC in the LTC2983CLX#PBF? The resolution is 24 bits.
- Is the LTC2983CLX#PBF suitable for industrial applications? Yes, it is suitable for industrial automation and control systems due to its high accuracy and robust features.
- Where can I purchase the LTC2983CLX#PBF? It can be purchased from various distributors such as Farnell, LCSC, and Microchip USA.
