Overview
The LTC2485CDD#TRPBF is a high-performance, 24-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This sigma-delta ADC is designed for high accuracy and low noise, making it suitable for a variety of precision measurement applications. The device is packaged in a 10-lead DFN (3x3 mm) package, which is compact and suitable for space-constrained designs.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 24 bits |
| Input Type | Single-ended |
| Conversion Method | Sigma-Delta |
| Sampling Rate | Up to 6.4 kSPS |
| INL (Integral Nonlinearity) | ±2 ppm (max) |
| DNL (Differential Nonlinearity) | ±1 ppm (max) |
| Noise (RMS) | 0.29 µV (typ) |
| Voltage Range | 2.7V to 5.5V |
| Package Type | 10-lead DFN (3x3 mm) |
| Operating Temperature | -40°C to 85°C |
Key Features
- High resolution of 24 bits for precise measurements.
- Low noise performance with an RMS noise of 0.29 µV.
- High accuracy with ±2 ppm INL and ±1 ppm DNL.
- Compact 10-lead DFN package for space-efficient designs.
- Wide operating voltage range from 2.7V to 5.5V.
- Operating temperature range from -40°C to 85°C.
Applications
- Precision measurement instruments such as multimeters and data acquisition systems.
- Industrial control systems requiring high accuracy and reliability.
- Medical devices where precise analog-to-digital conversion is critical.
- Aerospace and defense applications demanding high performance and reliability.
- Automotive systems for sensor data acquisition and processing.
Q & A
- What is the resolution of the LTC2485CDD#TRPBF ADC? The resolution is 24 bits.
- What is the conversion method used by the LTC2485CDD#TRPBF? The conversion method is sigma-delta.
- What is the maximum sampling rate of the LTC2485CDD#TRPBF? The maximum sampling rate is up to 6.4 kSPS.
- What is the typical noise performance of the LTC2485CDD#TRPBF? The typical noise performance is 0.29 µV RMS.
- What is the operating voltage range of the LTC2485CDD#TRPBF? The operating voltage range is from 2.7V to 5.5V.
- What is the package type of the LTC2485CDD#TRPBF? The package type is a 10-lead DFN (3x3 mm).
- What are the typical applications of the LTC2485CDD#TRPBF? Typical applications include precision measurement instruments, industrial control systems, medical devices, aerospace and defense, and automotive systems.
- What is the operating temperature range of the LTC2485CDD#TRPBF? The operating temperature range is from -40°C to 85°C.
- How accurate is the LTC2485CDD#TRPBF in terms of INL and DNL? The INL is ±2 ppm (max) and the DNL is ±1 ppm (max).
- Where can I find detailed specifications and datasheets for the LTC2485CDD#TRPBF? Detailed specifications and datasheets can be found on the Analog Devices website and through distributors like Digi-Key and Mouser Electronics.
