LTC2494IUHF#TRPBF

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LTC2494IUHF#TRPBF

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IC ADC 16BIT SIGMA-DELTA 38QFN

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仕様

属性 値
Part Status Active
Number of Bits 16
Sampling Rate (Per Second) 15
Number of Inputs 8, 16
Input Type Differential, Single Ended
Data Interface SPI
Configuration MUX-ADC
Number of A / D Converters 1
Architecture Sigma-Delta
Reference Type External
Voltage - Supply, Analog 2.7V ~ 5.5V
Voltage - Supply, Digital 2.7V ~ 5.5V
Features PGA, Temperature Sensor
Operating Temperature -40°C ~ 85°C
Package / Case 38-WFQFN Exposed Pad
Supplier Device Package 38-QFN (5x7)
Mounting Type Surface Mount
Base Product Number LTC2494

概要

Description

The LTC2494IUHF#TRPBF is a high-performance, 24-bit analog-to-digital converter (ADC) designed for precision applications. It features a differential input, making it ideal for measuring signals from sensors in noisy environments. The device operates with a supply voltage range of 2.7V to 5.5V and offers a low power consumption, making it suitable for battery-operated systems.
Key features include a high sampling rate of up to 240 samples per second, programmable gain amplifier (PGA) options, and built-in digital filters that enhance signal integrity. The LTC2494 can communicate via an I2C-compatible interface, allowing easy integration with microcontrollers and digital signal processors.
Additionally, it comes with features like low-noise operation, high linearity, and a built-in reference voltage, simplifying design requirements. Overall, the LTC2494IUHF#TRPBF is an excellent choice for applications requiring high-resolution data acquisition, such as industrial instrumentation, medical devices, and automotive systems.

Equivalent

Equivalent products to the LTC2494IUHF#TRPBF include the AD7793 from Analog Devices and the MCP3564 from Microchip Technology. Both are 24-bit delta-sigma ADCs that offer similar performance features, such as low noise and high accuracy. However, always verify specific requirements like interface type, power supply, and resolution before selecting an alternative.

Features

The LTC2494IUHF#TRPBF is a 24-bit delta-sigma analog-to-digital converter (ADC) designed for precision applications. Key features include:
1. High Resolution: Offers 24-bit resolution with low noise and high accuracy.
2. Rail-to-Rail Input: Accepts wide input voltage range, enhancing versatility.
3. Integrated Reference: Built-in voltage reference simplifies design.
4. Low Power Consumption: Ideal for battery-operated devices, consuming minimal power.
5. Differential Inputs: Supports differential measurement for improved noise rejection.
6. SPI Interface: Provides a simple serial communication method for easy integration with microcontrollers.
7. Programmable Data Rate: Configurable sampling rates offer flexibility for various applications.
8. Temperature Range: Operates over a wide temperature range, suitable for diverse environments.
9. Single Supply Operation: Can be powered with a single supply, simplifying circuit design.
These features make the LTC2494 suitable for applications in medical instrumentation, industrial process control, and other high-precision measurement systems.

Pinout

The LTC2494IUHF#TRPBF is a 24-bit analog-to-digital converter (ADC) that features a pin count of 28 pins. Its main functions include high-resolution signal conversion, low power consumption, and the ability to interface with various digital systems through an I2C-compatible interface.
Key pins include:
- VDD: Power supply.
- GND: Ground reference.
- SDA: Serial data line for I2C communication.
- SCL: Serial clock line for I2C communication.
- AIN+ / AIN-: Differential analog input terminals.
- MD: Mode select for configuring the device.
- REF: Reference voltage input.
- ALERT: Interrupt output for indicating conversion completion.
This ADC is suitable for precision measurement applications due to its high dynamic range and low noise.

Manufacturer

The manufacturer of the LTC2494IUHF#TRPBF is Analog Devices, Inc. (ADI). Analog Devices is a prominent American multinational company that specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, the company is headquartered in Norwood, Massachusetts.
ADI's products are widely used in various applications, including industrial automation, automotive, communications, healthcare, and consumer electronics. The LTC2494 is a 24-bit analog-to-digital converter (ADC) with features like low power consumption and high precision, making it suitable for applications requiring accurate data acquisition.
With a strong emphasis on innovation and quality, Analog Devices is recognized as a leader in the semiconductor industry, providing essential components that support the advancement of technology across diverse fields.

Application

The LTC2494IUHF#TRPBF is a 24-bit delta-sigma ADC (Analog-to-Digital Converter) used in various application areas, including industrial automation, process control, medical instrumentation, and data acquisition systems. Its high resolution and low noise make it suitable for precision measurements in sensor applications, such as temperature, pressure, and strain gauges. Additionally, it can be employed in battery monitoring, HVAC systems, and portable medical devices, offering digital output for easy interfacing with microcontrollers and digital systems. Its integrated features optimize performance in low-power environments and ensure accurate data conversion.

Package

The LTC2494IUHF#TRPBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package). This type of package is designed for surface mounting, providing a compact form factor suitable for space-constrained applications.

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