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MAX1240ACSA

产品分类: 模数转换器(ADC)
厂牌: MAXIM INTEGRATED
产品描述: 2.7V~3.6V 73Ksps 12bit 12 SPI Single-Ended 2.7V~3.6V SAR SOP 贴片安装
供应商型号:
供应商:
标准整包数: 0
MAXIM INTEGRATED 模数转换器(ADC) MAX1240ACSA

MAX1240ACSA概述

    # MAX1240/MAX1241 12-Bit Low-Power ADCs: Comprehensive Overview
    The MAX1240/MAX1241 are cutting-edge 12-bit analog-to-digital converters (ADCs) designed for low-power and high-performance applications. These ADCs are available in compact 8-pin packages, making them ideal for space-constrained designs such as portable systems and remote sensors.
    Product Introduction
    Product Type and Functionality
    The MAX1240 and MAX1241 are dual-channel ADCs that convert analog signals into digital representations. The MAX1240 operates on a single +2.7V to +3.6V supply, while the MAX1241 supports a wider range, from +2.7V to +5.25V. Key features include:
    - Successive-Approximation ADC: Converts analog signals in 7.5µs.
    - Track/Hold Circuit: Offers 1.5µs acquisition time.
    - Internal Clock: Provides synchronization without external components.
    - High-Speed Serial Interface: Compatible with SPI, QSPI, and MICROWIRE.
    Application Areas
    These ADCs serve a wide range of industries, including:
    - Battery-powered systems
    - Portable data logging equipment
    - Isolated data acquisition modules
    - Process control and instrumentation
    Technical Parameters
    The following table summarizes key technical specifications:
    | Parameter | Value |

    | Supply Voltage | +2.7V to +3.6V (MAX1240)
    +2.7V to +5.25V (MAX1241) |
    | Resolution | 12-bit |
    | Reference Voltage | Internal 2.5V (MAX1240)
    External reference (MAX1241) |
    | Power Consumption | 37mW @ 3V (MAX1240)
    Low-power mode: 5µW |
    | Sampling Rate | Up to 73ksps |
    | Operating Temperature | -40°C to +85°C (-40°C to +125°C for industrial versions) |
    | Package Types | 8-pin PDIP, 8-pin SO |
    Product Features and Advantages
    Unique Features
    1. Single-Supply Operation: Simplifies power supply requirements for portable and battery-operated systems.
    2. Low Power Consumption: Offers ultra-low power modes (5µW in shutdown), making it suitable for energy-efficient applications.
    3. Small Footprint: Compact 8-pin packages ensure minimal PCB real estate usage.
    4. Wide Input Range: Operates with input signals ranging from 0V to VREF, supporting external references up to the positive supply rail.
    Market Advantage
    The MAX1240/MAX1241 stand out due to their combination of high precision (12-bit resolution), excellent dynamic performance, and low power consumption. Their compatibility with popular serial interfaces like SPI ensures seamless integration with microcontrollers.
    Application Case Studies and Usage Tips
    Real-World Applications
    1. Remote Sensors: These ADCs excel in monitoring environmental variables (e.g., temperature, pressure) in remote locations where power efficiency is critical.
    2. Data Logging Systems: With their small footprint and low power requirements, they fit well in portable data loggers requiring frequent updates.
    3. Process Control: They provide reliable and accurate data acquisition for industrial automation applications.
    Usage Recommendations
    - Optimize Source Impedance: Ensure that source impedance is below 1kΩ to minimize acquisition time. Use a 0.01µF capacitor if higher impedances are unavoidable.
    - Thermal Considerations: Since the ADCs are sensitive to temperature variations, apply thermal management strategies in harsh environments.
    - Reference Management: For the MAX1240, calibrate the internal reference for optimal performance. For the MAX1241, choose a stable external reference to avoid drift issues.
    Compatibility and Support
    Interoperability
    - Serial Interface: Fully compatible with SPI, QSPI, and MICROWIRE standards, enabling integration with existing systems.
    - Complementary

MAX1240ACSA参数

参数
位数 12
通道数 -
输入类型 Single-Ended
采样率 73Ksps
信噪比 -
电压 - 电源,数字 2.7V~3.6V
分辨率 12bit
架构 SAR
电压-电源,模拟 2.7V~3.6V
接口类型 SPI
通用封装 SOP
安装方式 贴片安装
应用等级 商业级
零件状态 在售

MAX1240ACSA厂商介绍

Maxim Integrated(美信集成)是一家全球领先的半导体设计公司,专注于模拟、混合信号和微处理器解决方案。公司成立于1983年,总部位于美国加州圣何塞。

Maxim Integrated的主要产品分为以下几类:
1. 电源管理:包括电源管理IC、电池管理、电源转换器等,广泛应用于移动设备、工业控制等领域。
2. 微控制器:包括微处理器、微控制器等,应用于智能家居、物联网、医疗设备等领域。
3. 接口产品:包括以太网、串行通信、USB等接口产品,应用于通信、计算机等领域。
4. 传感器:包括温度、湿度、压力等传感器,应用于汽车、工业控制等领域。
5. 射频和无线:包括无线通信、射频放大器等产品,应用于无线通信、**通信等领域。

Maxim Integrated的优势在于:
1. 强大的研发能力:拥有超过4000项专利,持续推出创新产品。
2. 丰富的产品线:提供超过7万种产品,满足不同客户的需求。
3. 广泛的应用领域:产品广泛应用于消费电子、工业、汽车等领域。
4. 优质的客户服务:提供技术支持、定制解决方案等服务,满足客户的个性化需求。

MAX1240ACSA数据手册

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MAXIM INTEGRATED 模数转换器(ADC) MAXIM INTEGRATED MAX1240ACSA MAX1240ACSA数据手册

MAX1240ACSA封装设计

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