Overview
The LTC2481HDD#TRPBF is a 16-bit delta-sigma analog-to-digital converter (ADC) produced by Analog Devices Inc. This device combines high precision conversion with patented Easy Drive technology and an I²C digital interface. The Easy Drive technology eliminates dynamic input current errors and the need for on-chip buffering, allowing it to handle large external source impedances and input signals directly. The LTC2481 also features on-chip programmable gain and an oscillator, making it versatile for various applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16 bits |
| Converter Type | Delta-Sigma (ΔΣ) |
| Input Interface | I²C |
| Programmable Gain | 1 to 256 in 8 steps |
| Input Range | 0V to VCC |
| Reference Voltage | As low as 100mV or tied directly to VCC |
| Package | 10-Lead DFN (3mm x 3mm w/ EP) |
| Oscillator | On-chip trimmed oscillator |
| Calibration | Continuous, transparent offset and full-scale calibration |
Key Features
- Patented Easy Drive technology to eliminate dynamic input current errors and on-chip buffering shortcomings.
- On-chip programmable gain from 1 to 256 in 8 steps.
- Ability to reject line frequencies (50Hz, 60Hz, or simultaneous 50Hz/60Hz) and a 2x speed-up mode.
- Wide common mode input range (0V to VCC) independent of the reference voltage.
- On-chip trimmed oscillator, eliminating the need for external crystals or oscillators.
- Continuous, transparent offset and full-scale calibration for absolute accuracy and low drift.
Applications
The LTC2481HDD#TRPBF is suitable for a variety of precision measurement applications, including:
- Industrial process control and monitoring.
- Medical devices requiring high accuracy and low noise.
- Aerospace and defense systems where precision and reliability are critical.
- Automotive systems for sensor data acquisition.
- Test and measurement equipment.
Q & A
- What is the resolution of the LTC2481HDD#TRPBF?
The resolution of the LTC2481HDD#TRPBF is 16 bits.
- What type of converter is the LTC2481HDD#TRPBF?
The LTC2481HDD#TRPBF is a delta-sigma (ΔΣ) analog-to-digital converter.
- What is the input interface of the LTC2481HDD#TRPBF?
The input interface of the LTC2481HDD#TRPBF is I²C.
- What is the programmable gain range of the LTC2481HDD#TRPBF?
The programmable gain range of the LTC2481HDD#TRPBF is from 1 to 256 in 8 steps.
- What is the input range of the LTC2481HDD#TRPBF?
The input range of the LTC2481HDD#TRPBF is from 0V to VCC.
- Does the LTC2481HDD#TRPBF require an external oscillator?
No, the LTC2481HDD#TRPBF includes an on-chip trimmed oscillator, eliminating the need for external crystals or oscillators.
- How does the LTC2481HDD#TRPBF handle calibration?
The LTC2481HDD#TRPBF performs continuous, transparent offset and full-scale calibration to maintain absolute accuracy and low drift.
- What is the package type of the LTC2481HDD#TRPBF?
The package type of the LTC2481HDD#TRPBF is a 10-Lead DFN (3mm x 3mm w/ EP).
- What are some common applications of the LTC2481HDD#TRPBF?
The LTC2481HDD#TRPBF is commonly used in industrial process control, medical devices, aerospace and defense systems, automotive systems, and test and measurement equipment.
- What is the Easy Drive technology in the LTC2481HDD#TRPBF?
The Easy Drive technology in the LTC2481HDD#TRPBF eliminates dynamic input current errors and the shortcomings of on-chip buffering, allowing large external source impedances and input signals to be directly digitized while maintaining exceptional DC accuracy.
