Overview
The LTC2461IDD#TRPBF is a 16-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This ultra-tiny ADC features a delta-sigma architecture and is designed for high precision and low power consumption. It operates on a single 2.7V to 5.5V supply and communicates through an I2C interface. The LTC2461 is single-ended with an input range of 0V to 1.25V and includes a 1.25V integrated precision reference with 2ppm/°C drift performance and 0.1% initial accuracy.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Input Type | Single-ended |
| Input Range | 0V to 1.25V |
| Supply Voltage | 2.7V to 5.5V |
| Interface | I2C |
| Integrated Reference | 1.25V with 2ppm/°C drift and 0.1% initial accuracy |
| Package Type | 12-lead 3mm x 3mm DFN |
| Operating Temperature | 0°C to 70°C |
| Conversion Time | Nominally 16.6 milliseconds |
| Average Input Sampling Current | 50nA |
Key Features
- Ultra-tiny 16-bit delta-sigma ADC with integrated precision reference.
- Single-ended input with a range of 0V to 1.25V.
- Low power consumption with three distinct operation states: CONVERT, SLEEP/NAP, and DATA INPUT/OUTPUT.
- Proprietary input sampling scheme reducing average input current significantly.
- Negligible leakage current between IN+ and IN–.
- I2C interface for communication.
- Available in a 12-pin 3mm x 3mm DFN package.
Applications
- Precision measurement and monitoring systems.
- Industrial automation and control systems.
- Medical devices requiring high accuracy and low power consumption.
- Aerospace and defense applications where compact size and reliability are crucial.
- Automotive systems needing precise analog-to-digital conversion.
Q & A
- What is the resolution of the LTC2461IDD#TRPBF ADC?
The LTC2461IDD#TRPBF has a resolution of 16 bits.
- What is the input range of the LTC2461IDD#TRPBF?
The input range is 0V to 1.25V.
- What is the supply voltage range for the LTC2461IDD#TRPBF?
The supply voltage range is 2.7V to 5.5V.
- How does the LTC2461IDD#TRPBF communicate?
The LTC2461IDD#TRPBF communicates through an I2C interface.
- What is the accuracy of the integrated reference in the LTC2461IDD#TRPBF?
The integrated reference has a drift performance of 2ppm/°C and an initial accuracy of 0.1%.
- What is the typical conversion time of the LTC2461IDD#TRPBF?
The typical conversion time is nominally 16.6 milliseconds.
- How much average input sampling current does the LTC2461IDD#TRPBF consume?
The average input sampling current is 50nA.
- What are the operation states of the LTC2461IDD#TRPBF?
The operation states include CONVERT, SLEEP/NAP, and DATA INPUT/OUTPUT.
- What package type is the LTC2461IDD#TRPBF available in?
The LTC2461IDD#TRPBF is available in a 12-lead 3mm x 3mm DFN package.
- What is the operating temperature range of the LTC2461IDD#TRPBF?
The operating temperature range is 0°C to 70°C.
