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AD7710AR

产品分类: 电压频率转换器
厂牌: ANALOG DEVICES
产品描述: 单相供电,双相供电 ±0.003%FSR SOIC-24 贴片安装 15.6mm*7.6mm*2.35mm
供应商型号:
供应商:
标准整包数: 0
ANALOG DEVICES 电压频率转换器 AD7710AR

AD7710AR概述

    AD7710 Sigma-Delta ADC: A Comprehensive Technical Overview
    1. Product Introduction
    The AD7710 from Analog Devices is a highly integrated analog-to-digital converter (ADC) designed specifically for low-frequency measurement applications. It functions as a complete analog front-end solution, integrating charge-balancing ADC capabilities with programmable gain amplification (PGA), filters, and a bidirectional microcontroller interface. The device is optimized for applications such as weigh scales, thermocouples, process control systems, smart transmitters, and chromatography setups.
    Key features include:
    - 24-bit resolution with no missing codes.
    - Programmable gain front-end supporting gains from 1 to 128.
    - Differential input capability.
    - On-chip digital filtering with adjustable cutoff frequencies.
    - Single or dual-supply operation.
    - Ultra-low power consumption, with power-down modes reducing standby current to 7 mW.
    2. Technical Parameters
    Below are the key technical specifications for the AD7710:
    | Parameter | Value | Conditions |
    |
    | Resolution | 24 bits | No missing codes |
    | Integral Nonlinearity | ±0.0015% FSR | Filter notch ≤ 60 Hz |
    | Programmable Gain | 1–128
    | Input Common-Mode Rejection | ≥100 dB | DC, AVDD = 5 V / 10 V |
    | Sampling Rate | Up to 128 Hz | Depends on filter settings |
    | Power Consumption | 25 mW typical | Normal mode; 7 mW typical in power-down mode |
    | Temperature Range | –40°C to +85°C | Commercial version; –55°C to +125°C extended |
    Other critical parameters include excellent line regulation (1 mV/V), load regulation (1.5 mV/mA), and reference drift of 20 ppm/°C.
    3. Product Features and Advantages
    The AD7710 stands out due to several unique advantages:
    - Programmable Gain Front-End: Enables direct connection of low-level signals from sensors like strain gauges.
    - Advanced Filtering: Users can program the digital filter's cutoff frequency and settling time, offering flexibility for different application requirements.
    - Wide Operating Voltage Range: Supports single or dual supplies with wide input voltage ranges.
    - Calibration Flexibility: Allows reading/writing calibration coefficients through software, improving precision and minimizing external calibrations.
    - Low Power Consumption: Reduces energy usage significantly in battery-powered or low-power systems.
    4. Application Case Studies and Usage Recommendations
    The AD7710 is widely employed in industrial automation systems and scientific instruments. Typical applications include:
    - Weigh Scales: Direct integration with strain gauges simplifies sensor conditioning and measurement.
    - Process Control: Precise measurements in environments where temperature drift and noise are critical factors.
    Usage Tips:
    - Ensure the analog input voltage stays within specified bounds to prevent saturation.
    - Use the background calibration mode for continuous compensation against drift errors.
    - For low-frequency applications, enable lower filter cutoffs to enhance settling time.
    5. Compatibility and Support
    The AD7710 operates seamlessly with most microcontrollers and digital signal processors (DSPs). Its SPI-compatible interface ensures easy integration into existing systems. Additionally, Analog Devices provides comprehensive support through evaluation kits, software tools, and application notes to assist users during development and troubleshooting.
    6. Common Issues and Solutions
    | Problem | Solution

AD7710AR参数

参数
满量程频率 -
积分非线性 ±0.003%FSR
最大工作供电电压 -
最小工作供电电压 -
供电类型 单相供电,双相供电
长*宽*高 15.6mm*7.6mm*2.35mm
通用封装 SOIC-24
安装方式 贴片安装
应用等级 商用级
零件状态 停产
包装方式 管装

AD7710AR厂商介绍

Analog Devices(简称ADI)是一家全球领先的半导体公司,专注于模拟、混合信号和数字信号处理(DSP)集成电路(IC)的设计、制造和营销。公司成立于1965年,总部位于美国马萨诸塞州的诺伍德。

ADI的主营产品主要分为以下几类:
1. 数据转换器:包括模数转换器(ADC)和数模转换器(DAC),广泛应用于通信、工业、医疗等领域。
2. 放大器和比较器:提供各种高性能放大器和比较器产品,用于信号放大、滤波和比较等。
3. 射频(RF)和微波产品:包括射频收发器、混频器、放大器等,应用于无线通信、**等领域。
4. 电源管理:提供电源转换、电源管理等解决方案,满足各种电源需求。
5. 接口和通信:包括以太网、串行通信等接口产品,用于数据传输和通信。
6. 处理器和DSP:提供高性能处理器和数字信号处理器,用于复杂信号处理和控制。

ADI的优势在于其在模拟和混合信号领域的深厚技术积累,以及对客户需求的深刻理解。公司不断推出创新产品,满足客户在各种应用场景下的需求,如5G通信、自动驾驶、工业自动化等。此外,ADI还提供全面的技术支持和定制化服务,帮助客户实现产品快速上市。

AD7710AR数据手册

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ANALOG DEVICES 电压频率转换器 ANALOG DEVICES AD7710AR AD7710AR数据手册

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