LTC2499IUHF#PBF

Product Overview

Category

The LTC2499IUHF#PBF belongs to the category of analog-to-digital converters (ADCs).

Use

This product is commonly used in applications that require high-precision measurement and conversion of analog signals into digital data.

Characteristics

• High precision: The LTC2499IUHF#PBF offers exceptional accuracy with its 24-bit resolution, making it suitable for demanding measurement tasks.
• Low noise: It features low noise performance, ensuring reliable and accurate signal conversion.
• Wide dynamic range: The ADC can handle a wide range of input voltages, allowing for versatile use in various applications.
• High-speed conversion: The LTC2499IUHF#PBF provides fast conversion rates, enabling real-time data acquisition.

Package

The LTC2499IUHF#PBF comes in a compact and durable package, ensuring easy integration into electronic systems. It is available in an ultra-thin 16-pin QFN package.

Essence

The essence of the LTC2499IUHF#PBF lies in its ability to convert analog signals into precise digital data, facilitating accurate measurements in a wide range of applications.

Packaging/Quantity

The product is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Resolution: 24 bits
• Input Voltage Range: ±10V
• Conversion Rate: Up to 7.5 samples per second
• Operating Temperature Range: -40°C to 85°C
• Supply Voltage: 2.7V to 5.5V
• Interface: SPI-compatible serial interface

Detailed Pin Configuration

1. VDD: Power supply voltage
2. GND: Ground reference
3. SCK: Serial clock input
4. SDI: Serial data input
5. SDO: Serial data output
6. CS: Chip select input
7. REF: Reference voltage input
8. IN-: Negative analog input
9. IN+: Positive analog input
10. AGND: Analog ground reference
11. DGND: Digital ground reference
12. EXTVDD: External power supply input
13. VREFOUT: Reference voltage output
14. REFOUT: Reference output
15. SENSE+: Positive sense input
16. SENSE-: Negative sense input

Functional Features

• High-resolution conversion: The LTC2499IUHF#PBF offers 24-bit resolution, ensuring accurate and precise conversion of analog signals.
• Low noise performance: It provides excellent signal-to-noise ratio, minimizing noise interference in the converted digital data.
• Flexible input range: The ADC supports a wide input voltage range, allowing for versatile use in different measurement scenarios.
• SPI interface: The device features an SPI-compatible serial interface, enabling easy integration with microcontrollers and other digital systems.

Advantages and Disadvantages

Advantages

• High precision and accuracy
• Low noise performance
• Wide dynamic range
• Fast conversion rate
• Compact package size

Disadvantages

• Relatively higher cost compared to lower-resolution ADCs
• Requires external components for proper operation

Working Principles

The LTC2499IUHF#PBF operates based on the principle of successive approximation. It samples the analog input voltage and performs a series of comparisons to determine the corresponding digital value. The internal circuitry ensures high precision and low noise performance during the conversion process.

Detailed Application Field Plans

The LTC2499IUHF#PBF finds applications in various fields that require accurate analog-to-digital conversion, such as: 1. Industrial automation and control systems 2. Precision instrumentation 3. Data acquisition systems 4. Medical equipment 5. Scientific research and experimentation

Detailed and Complete Alternative Models

1. LTC2484IUHF#PBF: 24-bit ADC with similar features and performance.
2. ADS124S08IPW: 24-bit delta-sigma ADC with integrated PGA.
3. MAX11270EVM+: Evaluation module for a 24-bit ADC with high accuracy.

These alternative models offer comparable performance and can be considered as alternatives to the LTC2499IUHF#PBF based on specific application requirements.

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