LTC2499IUHF#TRPBF - 24-Bit Sigma-Delta ADC for Precision Data Acquisition | Analog Devices
LTC2499IUHF#TRPBF: Ultra-Precise 24-Bit Sigma-Delta ADC for Demanding Applications
The LTC2499IUHF#TRPBF from Analog Devices Inc. represents the pinnacle of precision analog-to-digital conversion technology. This 24-bit sigma-delta ADC delivers exceptional performance for applications where accuracy and reliability are non-negotiable. Designed for engineers working in industrial automation, medical instrumentation, and scientific research, this high-resolution converter sets new standards in data acquisition.
Unmatched Precision and Performance
At the heart of the LTC2499IUHF#TRPBF lies a sophisticated sigma-delta architecture that achieves true 24-bit resolution without missing codes. This exceptional performance translates to:
- Ultra-low noise floor for accurate measurement of small signals
- Excellent linearity (typically 2ppm INL) for precision applications
- Outstanding temperature stability for reliable operation in varying environments
Flexible Input Configuration
Engineers will appreciate the device's remarkable input flexibility:
- 8 single-ended or 16 differential input channels
- Programmable gain amplifier (PGA) with selectable gains
- Built-in multiplexer for seamless channel switching
- Wide input voltage range compatible with various sensor outputs
This versatility makes the LTC2499IUHF#TRPBF ideal for complex measurement systems requiring multiple sensor inputs.
Advanced Features for Sophisticated Designs
Beyond its core conversion capabilities, the LTC2499IUHF#TRPBF includes several advanced features:
- Integrated temperature sensor for system monitoring and compensation
- Selectable I2C addresses for multi-device configurations
- External reference input for enhanced accuracy
- Low-power modes for energy-sensitive applications
Robust Design for Challenging Environments
The LTC2499IUHF#TRPBF is built to perform in demanding conditions:
- Wide operating temperature range (-40 C to +85 C)
- 2.7V to 5.5V supply voltage range
- 38-pin QFN package with exposed pad for superior thermal performance
- Surface-mount design for automated assembly processes
Key Applications
The LTC2499IUHF#TRPBF excels in numerous precision measurement applications:
Industrial Automation
- Process control systems
- PLC analog input modules
- High-accuracy sensor interfaces
Medical Equipment
- Patient monitoring systems
- Diagnostic instrumentation
- Laboratory analyzers
Scientific Research
- Spectroscopy equipment
- Precision measurement devices
- Environmental monitoring systems
Technical Specifications Deep Dive
| Parameter | Specification |
|---|---|
| Resolution | 24-bit (no missing codes) |
| Sample Rate | 7.5SPS (adjustable) |
| Input Types | Single-ended/Differential |
| Input Channels | 8 SE/16 Differential |
| INL | 2ppm (typical) |
| Gain Options | 1, 2, 4, 8, 16, 32, 64, 128 |
| Interface | I2C (up to 400kHz) |
| Power Supply | 2.7V to 5.5V |
| Operating Temp | -40 C to +85 C |
Why Choose the LTC2499IUHF#TRPBF?
When compared to competing ADCs, the LTC2499IUHF#TRPBF offers several distinct advantages:
- Superior noise performance for the most demanding measurements
- Flexible input configuration reduces external component count
- Integrated features simplify system design
- Proven reliability from Analog Devices' precision converter lineage
- Comprehensive support including evaluation boards and design tools
Design Resources and Support
Analog Devices provides extensive support for the LTC2499IUHF#TRPBF:
- Detailed datasheets with application notes
- Reference designs for common applications
- SPICE models for simulation
- Evaluation boards for rapid prototyping
Purchase and Availability
The LTC2499IUHF#TRPBF is in active production and available through authorized distributors worldwide. Contact our sales team today for:
- Volume pricing information
- Lead time estimates
- Application-specific support
- Evaluation board requests
For engineers who demand the highest levels of precision and reliability, the LTC2499IUHF#TRPBF delivers uncompromising performance in a compact, feature-rich package. Its combination of high resolution, flexible configuration, and robust design make it the ideal choice for your most challenging measurement applications.