Overview
The LTC2983ILX#PBF, produced by Analog Devices Inc., is a multi-sensor high accuracy digital temperature measurement system. This device is capable of measuring a wide variety of temperature sensors, including thermocouples, RTDs, thermistors, and diodes, with high precision and accuracy. It features automatic thermocouple cold junction compensation, linearization of thermocouple outputs, and support for 2-, 3-, or 4-wire RTD configurations. The LTC2983 is designed to provide reliable and accurate temperature measurements in various industrial and commercial applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Supply Voltage (VDD) | 2.85 | 5.25 | 5.25 | V |
| Operating Temperature Range | -40 | 85 | °C | |
| Supply Current | 15 | 20 | 20 | mA |
| Sleep Current | 25 | 60 | 60 | µA |
| Resolution | 24 Bits | |||
| Accuracy | ±0.1°C | |||
| Input Range | -0.05 VDD - 0.3 V | V | ||
| Output Rate (Two Conversion Cycle Mode) | 150 | 164 | 170 | ms |
| Input Common Mode Rejection (50Hz/60Hz) | 120 | dB |
Key Features
- Measures a wide variety of temperature sensors including thermocouples (B, E, J, K, N, S, R, T), RTDs, thermistors, and diodes.
- Automatic thermocouple cold junction compensation and linearization.
- Configurable 2-, 3-, or 4-wire RTD configurations.
- 20 reconfigurable analog inputs for flexible sensor connections.
- Automatic burn out, short-circuit, and fault detection.
- Buffered inputs allow external protection.
- Simultaneous 50Hz/60Hz rejection.
- Includes a 15ppm/°C (Max) reference (I-Grade).
- Direct measurements of thermocouples, RTDs, and thermistors.
- Custom sensor applications supported.
Applications
- Industrial automation and control systems.
- HVAC and building management systems.
- Medical equipment and instrumentation.
- Automotive and transportation systems.
- Electronics and semiconductor manufacturing.
Q & A
- What is the operating temperature range of the LTC2983ILX#PBF? The operating temperature range is -40°C to 85°C.
- What types of temperature sensors can the LTC2983ILX#PBF measure? It can measure thermocouples (B, E, J, K, N, S, R, T), RTDs, thermistors, and diodes.
- What is the resolution and accuracy of the LTC2983ILX#PBF? The device has a 24-bit resolution and an accuracy of ±0.1°C.
- Does the LTC2983ILX#PBF support multiple RTD configurations? Yes, it supports 2-, 3-, or 4-wire RTD configurations.
- What is the supply voltage range for the LTC2983ILX#PBF? The supply voltage range is 2.85V to 5.25V.
- Does the LTC2983ILX#PBF have built-in fault detection? Yes, it has automatic burn out, short-circuit, and fault detection.
- How many analog inputs does the LTC2983ILX#PBF have? It has 20 reconfigurable analog inputs.
- What is the package type of the LTC2983ILX#PBF? The package type is 48-lead LQFP.
- Does the LTC2983ILX#PBF support simultaneous 50Hz/60Hz rejection? Yes, it does.
- Can the LTC2983ILX#PBF measure negative thermocouple voltages? Yes, it can measure negative thermocouple voltages.
