LTC2497IUHF#PBF

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LTC2497IUHF#PBF

IC ADC 16BIT SIGMA-DELTA 38QFN

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規格

Part Status Active
Number of Bits 16
Sampling Rate (Per Second) 7.5
Number of Inputs 8, 16
Input Type Differential, Single Ended
Data Interface I2C
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, Selectable Address
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 LTC2497

概述

Description

The LTC2497IUHF#PBF is a high-performance, 24-bit analog-to-digital converter (ADC) designed by Analog Devices. It features a delta-sigma architecture, which provides high accuracy and resolution for various applications, including industrial process control and medical instrumentation. The device operates with a supply voltage of 2.7V to 5.5V and offers a low noise performance, making it suitable for precision measurements.
The LTC2497 integrates a programmable gain amplifier (PGA) and can handle differential inputs, which enhances its versatility in different configurations. It supports a variety of data output formats and interfaces, including SPI and I2C, allowing for easy integration into microcontroller-based systems.
With its low power consumption and high-speed conversion capabilities, the LTC2497 is ideal for applications requiring high-resolution data acquisition with minimal power draw. Its internal features, such as an on-chip oscillator and digital filtering, simplify design considerations and improve overall performance.

Features

The LTC2497IUHF#PBF is a high-performance, 24-bit sigma-delta analog-to-digital converter (ADC) designed for precision applications. Key features include:
1. 24-Bit Resolution: Provides high accuracy and low noise for precise measurements.
2. Low Power Consumption: Operates on a supply voltage of 2.7V to 5.5V with minimal power draw.
3. Integrated PGA: Built-in programmable gain amplifier (PGA) enhances signal conditioning.
4. Internal Reference: Includes a stable internal voltage reference, simplifying design.
5. Multiple Input Channels: Supports multiple differential or single-ended inputs.
6. Fast Data Rates: Offers data output rates up to 240 samples per second.
7. SPI Interface: Provides a simple serial interface for easy integration with microcontrollers.
8. Low Offset and Drift: Ensures consistent performance across temperature variations.
9. Serial Output: Supports both continuous and burst data modes.
These features make the LTC2497 ideal for applications in industrial automation, medical instrumentation, and data acquisition systems.

Package

The LTC2497IUHF#PBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package), which is designed for surface mounting. This package type is known for saving space on PCBs and facilitating efficient thermal performance.

Pinout

The LTC2497IUHF#PBF is an 8-pin Integrated Circuit (IC) designed for high-performance data acquisition. It belongs to the family of 24-bit delta-sigma analog-to-digital converters (ADCs) and is primarily used in precision measurement applications.
Pin Count: 8 pins
Pin Functions:
1. VDD (Pin 1): Supply voltage.
2. AGND (Pin 2): Analog ground reference.
3. VIN+ (Pin 3): Positive input for the differential analog signal.
4. VIN- (Pin 4): Negative input for the differential analog signal.
5. SCK (Pin 5): Serial clock input for SPI communication.
6. SDI (Pin 6): Serial data input for configuration settings.
7. SDO (Pin 7): Serial data output for the converted digital signal.
8. CS (Pin 8): Chip select for SPI communication.
This device features low power consumption and high accuracy, making it suitable for various applications including industrial and portable measurement systems.

Manufacturer

The manufacturer of the LTC2497IUHF#PBF is Analog Devices, Inc. Analog Devices is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits. The company specializes in products that facilitate the conversion and processing of signals from the physical world into digital data, enabling applications in various industries including communications, automotive, healthcare, industrial automation, and consumer electronics. Founded in 1965, Analog Devices is known for its innovative solutions in precision data conversion, signal processing, and power management. The LTC2497 is a high-performance, 24-bit delta-sigma analog-to-digital converter (ADC) designed for high accuracy and low noise applications.

Application

The LTC2497IUHF#PBF is a high-precision, 24-bit analog-to-digital converter (ADC) primarily used in applications such as industrial process control, data acquisition systems, medical instrumentation, and sensor interfacing. Its low noise and high accuracy make it suitable for monitoring temperature, pressure, and other physical parameters in automation and embedded systems. Additionally, it is utilized in battery management systems and environmental monitoring.

Equivalent

The LTC2497IUHF#PBF is a precision 24-bit ADC. Equivalent products include:
1. AD7797 - Analog Devices, 24-bit, low-noise ADC.
2. MCP3564 - Microchip, 24-bit, low-power ADC.
3. MAX11131 - Maxim Integrated, 24-bit, low-power ADC.
4. ADS1256 - Texas Instruments, 24-bit, delta-sigma ADC.
These alternatives may have different specifications, so ensure compatibility with your application requirements.

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