Overview
The LTC2470IMS#PBF is a high-precision, 16-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is part of the LTC2470 series, known for its integrated precision reference and selectable output rates. The LTC2470IMS#PBF is designed to offer high accuracy and low power consumption, making it suitable for a variety of applications requiring precise analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Output Rate | Selectable: 208sps or 833sps |
| Supply Voltage | 2.7V to 5.5V |
| Input Range | 0V to VREF (single-ended) |
| Reference Voltage | 1.25V integrated reference |
| Reference Drift | 2ppm/°C |
| Initial Accuracy | 0.1% |
| Offset Error | 1mV |
| Gain Error | 0.01% |
| Supply Current | 3.5mA (typical), 200nA (sleep mode) |
| Package | 12-pin MSOP or 12-pin DFN 3mm × 3mm |
| Operating Temperature Range | -40°C to 85°C |
| Storage Temperature Range | -65°C to 150°C |
Key Features
- Integrated precision reference with 2ppm/°C drift performance and 0.1% initial accuracy.
- Selectable output rates of 208sps or 833sps.
- Single-ended input with a 0V to VREF input range.
- Proprietary input sampling scheme reducing average input current significantly.
- Automatic power-down of the converter and reference after a single conversion.
- Integrated oscillator for conversions with no latency in multiplexed applications.
- Communication through SPI interface.
- Low power consumption with a typical supply current of 3.5mA and a sleep current of 200nA.
Applications
The LTC2470IMS#PBF is suitable for various applications requiring high precision and low power consumption, such as:
- Industrial process control and monitoring.
- Medical devices and diagnostic equipment.
- Aerospace and defense systems.
- Automotive systems, especially those requiring precise sensor readings.
- Environmental monitoring and data logging.
Q & A
- What is the resolution of the LTC2470IMS#PBF ADC?
The LTC2470IMS#PBF has a resolution of 16 bits. - What are the selectable output rates of the LTC2470IMS#PBF?
The output rates are selectable between 208sps and 833sps. - What is the supply voltage range for the LTC2470IMS#PBF?
The supply voltage range is from 2.7V to 5.5V. - What type of input does the LTC2470IMS#PBF support?
The LTC2470IMS#PBF supports single-ended inputs with a range of 0V to VREF. - How accurate is the integrated reference of the LTC2470IMS#PBF?
The integrated reference has a drift performance of 2ppm/°C and an initial accuracy of 0.1%. - What is the typical supply current and sleep current of the LTC2470IMS#PBF?
The typical supply current is 3.5mA, and the sleep current is 200nA. - What packages are available for the LTC2470IMS#PBF?
The device is available in 12-pin MSOP and 12-pin DFN 3mm × 3mm packages. - What is the operating temperature range of the LTC2470IMS#PBF?
The operating temperature range is from -40°C to 85°C. - How does the LTC2470IMS#PBF manage power consumption?
The device automatically powers down the converter and reference after a single conversion, significantly reducing power consumption. - What interface does the LTC2470IMS#PBF use for communication?
The device communicates through a SPI interface.
