Overview
The LTC2471CMS#TRPBF is a high-precision, 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2471 series, which includes small, low-power ADCs with integrated precision references. The LTC2471CMS#TRPBF is specifically designed for applications requiring high accuracy and low power consumption, making it suitable for a variety of industrial, medical, and automotive uses.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | Selectable: 208sps or 833sps |
| Input Range | Single-ended: 0V to VREF |
| Reference Voltage | 1.25V integrated reference with 2ppm/°C drift and 0.1% initial accuracy |
| Supply Voltage | 2.7V to 5.5V |
| Communication Interface | I2C |
| Package | 12-Lead MSOP |
| Operating Temperature Range | -40°C to 85°C (I-grade), 0°C to 70°C (M-grade) |
| Power Consumption | 200nA in power-down mode |
Key Features
- High Precision: Integrated 1.25V reference with 2ppm/°C drift and 0.1% initial accuracy.
- Low Power Consumption: Automatic power-down of the converter and reference, reducing supply current to 200nA.
- Low Latency: No latency for multiplexed applications due to integrated oscillator.
- Proprietary Input Sampling Scheme: Reduces average input current significantly compared to conventional delta-sigma converters.
- Compact Packaging: Available in 12-pin MSOP and DFN packages.
Applications
The LTC2471CMS#TRPBF is suitable for various applications that require high precision and low power consumption, including:
- Industrial automation and control systems.
- Medical devices such as patient monitoring systems and diagnostic equipment.
- Automotive systems, including sensor interfaces and data acquisition.
- Environmental monitoring and data logging.
- Consumer electronics requiring precise analog-to-digital conversion.
Q & A
- What is the resolution of the LTC2471CMS#TRPBF?
The LTC2471CMS#TRPBF has a resolution of 16 bits. - What are the selectable sampling rates for this ADC?
The selectable sampling rates are 208sps and 833sps. - What is the input range for the LTC2471CMS#TRPBF?
The input range is single-ended from 0V to VREF. - What is the reference voltage and its accuracy?
The integrated reference voltage is 1.25V with 2ppm/°C drift and 0.1% initial accuracy. - What is the supply voltage range for this device?
The supply voltage range is from 2.7V to 5.5V. - What communication interface does the LTC2471CMS#TRPBF use?
The device communicates through an I2C interface. - In what package is the LTC2471CMS#TRPBF available?
The device is available in a 12-Lead MSOP package. - What is the operating temperature range for the LTC2471CMS#TRPBF?
The operating temperature range is -40°C to 85°C (I-grade) and 0°C to 70°C (M-grade). - How much power does the device consume in power-down mode?
In power-down mode, the supply current is reduced to 200nA. - What is the benefit of the proprietary input sampling scheme?
The proprietary input sampling scheme reduces the average input current several orders of magnitude compared to conventional delta-sigma converters.
