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MAX214CWI+T

产品分类: 其他接口芯片
厂牌: MAXIM INTEGRATED
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MAXIM INTEGRATED 其他接口芯片 MAX214CWI+T

MAX214CWI+T概述

    MAX214 Programmable DTE/DCE, +5V RS-232 Transceiver
    Product Introduction
    The MAX214 is a highly integrated programmable RS-232 transceiver designed to provide an efficient and flexible solution for interfacing between data terminal equipment (DTE) and data circuit-terminating equipment (DCE). It offers a complete 8-line RS-232 interface with features such as software-configurable pin settings, power-saving capabilities, and compatibility with both TTL/CMOS logic. The MAX214 eliminates the need for cumbersome cable swaps when switching between DTE and DCE configurations, making it ideal for AT-compatible laptops, desktop computers, modems, printers, and other peripherals.
    Technical Parameters
    The following table summarizes key technical specifications of the MAX214:
    | Parameter | Minimum | Typical | Maximum | Units |

    | Shutdown Supply Current | 4 20 | µA |
    | Positive Threshold Input Low | 0.8 | 1.3 V |
    | Positive Threshold Input High | 1.8 | 2.4 V |
    | Receiver Propagation Delay | 1.5 | 10 µs |
    | Transmitter Output Resistance | 300 300k | Ω |
    | Data Rate 116 kbps |
    | Output Voltage Swing | ±5.0 | ±7.5 V |
    Other notable features include:
    - Eliminates null modem cables.
    - Programmable DTE or DCE serial port.
    - Supports charge-pump capacitors as small as 1µF.
    - Shutdown mode reduces supply current to 4µA while keeping receivers active.
    - Operates within a wide temperature range (-40°C to +85°C).
    Product Features and Advantages
    The MAX214 stands out due to several unique advantages:
    - Simplified Configuration: Its DTE/DCE pin allows easy software-based switching between DTE and DCE modes without requiring physical cable changes.
    - Power Efficiency: A low shutdown current (4µA) makes it suitable for battery-operated devices.
    - Reliability: Tight input threshold specifications ensure robust performance in noisy environments.
    - Compatibility: Works seamlessly with RS-232-compliant interfaces and supports a broad range of baud rates (up to 116kbps).
    - Noise Immunity: Hysteresis on input thresholds improves signal integrity against noise and interference.
    These features make the MAX214 particularly competitive in applications where space savings, energy efficiency, and adaptability are critical.
    Application Cases and Usage Recommendations
    The MAX214 is widely used in scenarios requiring versatile RS-232 communication, such as:
    1. AT-Compatible Computers: For connecting peripheral devices like printers and modems.
    2. Portable Devices: Due to its low power consumption, it’s suitable for handheld devices or embedded systems.
    3. Industrial Automation: For interfacing between sensors and control units.
    Usage Tips:
    - Use ceramic capacitors (≥1µF) for best performance.
    - Avoid degraded capacitor values at extreme temperatures; opt for higher nominal values if needed.
    - Ensure proper grounding of unused inputs to avoid floating states.
    Compatibility and Support
    The MAX214 is fully compatible with standard RS-232 interfaces, making it an excellent companion component for various electronic systems. Maxim Integrated, the manufacturer, provides extensive support including datasheets, application notes, and customer assistance. Users can contact them toll-free for free samples and additional resources.
    Common Issues and Solutions
    Here are some common issues users might encounter along with practical solutions:
    1. Issue: Device fails to enter shutdown mode.
    - Solution: Check connections to ensure SHDN is properly grounded.

    2. Issue: Insu

MAX214CWI+T参数

参数
18.1mm(Max)
7.6mm(Max)
2.35mm(Max)
通用封装 SOIC-28
安装方式 贴片安装
零件状态 在售
包装方式 卷带包装

MAX214CWI+T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。

MAX214CWI+T数据手册

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MAXIM INTEGRATED 其他接口芯片 MAXIM INTEGRATED MAX214CWI+T MAX214CWI+T数据手册

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