Summary of LTC2983 – Multi-Sensor High Accuracy Digital Temperature Measurement System
The LTC2983 is a high-accuracy digital temperature measurement system capable of directly digitizing RTDs, thermocouples, thermistors, and diodes. It operates on a single 2.85V to 5.25V supply and supports 20 flexible inputs for interchangeable sensors. The device features automatic cold junction compensation, configurable multi-wire RTD setups, and built-in coefficients for various sensors. It includes fault detection for burn-outs and short circuits, simultaneous 50Hz/60Hz rejection, and a precise 10ppm/°C reference.
Parts used in the LTC2983 Multi-Sensor High Accuracy Digital Temperature Measurement System:
- RTDs
- Thermocouples
- Thermistors
- Diodes
- 20 Flexible Inputs
- Reference (I-Grade)
Features
- Directly Digitize RTDs, Thermocouples, Thermistors, and Diodes
- Single 2.85V to 5.25V Supply
- Results Reported in °C or °F
- 20 Flexible Inputs Allow Interchanging Sensors
- Automatic Thermocouple Cold Junction Compensation
- Built-In Standard and User-Programmable Coefficients for Thermocouples, RTDs and Thermistors
- Configurable 2-, 3-, or 4-Wire RTD Configurations
- Measures Negative Thermocouple Voltages
- Automatic Burn Out, Short-Circuit and Fault Detection
- Buffered Inputs Allow External Protection
- Simultaneous 50Hz/60Hz Rejection
- Includes 10ppm/°C (max) Reference (I-Grade)
For more detail: LTC2983 – Multi-Sensor High Accuracy Digital Temperature Measurement System
- What types of sensors can the LTC2983 digitize?
The system directly digitizes RTDs, Thermocouples, Thermistors, and Diodes. - What is the power supply range for this device?
It operates with a single 2.85V to 5.25V supply. - Can the results be reported in different units?
Yes, results are reported in °C or °F. - How many flexible inputs does the system allow?
It allows 20 flexible inputs that permit interchanging sensors. - Does the device handle negative thermocouple voltages?
Yes, it measures negative thermocouple voltages. - What fault detection features are included?
It includes automatic Burn Out, Short-Circuit, and Fault Detection. - Is cold junction compensation provided?
Yes, it features Automatic Thermocouple Cold Junction Compensation. - Can the device reject specific line frequencies?
It provides simultaneous 50Hz/60Hz Rejection.
