WMSIC Electronic Components

XINLUDA XD71055

ModelXD71055
PackageDIP-40
BrandXINLUDA
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XINLUDA XD71055
Type
XINLUDA
Minimum package
9

Technical parameters

Electronic Component
XINLUDA
Electronic Component
XD71055
Electronic Component
1
Package
DIP-40
Electronic Component
I / O Expander
Electronic Component
9.573g
Electronic Component
9
I / O
24
Electronic Component
BM0265639627
Operating Temperature
40℃~+85℃
Operating Voltage
5V
Interface Type
Electronic Component
Output Type
Gate
Current(IOH)
4mA
Clock Frequency(fc)
10MHz;8MHz
Static Current(Iq)
50uA

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

XD71055 产品概述

一、核心基础参数总览

XD71055是XINLUDA(信路达)针对工业级与低功耗场景推出的24路I/O扩展芯片,核心参数清晰明确:

  • I/O端口:24个双向输入/输出引脚,支持独立配置为输入或输出模式,满足多通道信号采集与控制需求;
  • 中断功能:内置专用中断输出引脚,可通过外部事件快速触发,无需主控制器持续轮询;
  • 工作电压:典型值5V,兼容4.75V~5.25V电压波动,适配常规5V电源系统;
  • 输出驱动:拉电流(IOH)典型值4mA(@VOH=VDD-0.4V),可直接驱动小型负载(如LED、微型继电器);
  • 温宽范围:工业级宽温设计,支持-40℃~+85℃环境稳定工作;
  • 静态功耗:待机模式下静态电流(Iq)仅50μA,满足低功耗系统待机需求;
  • 封装形式:DIP-40直插封装,便于手工焊接、原型开发及通孔PCB安装。

二、关键性能特性解析

1. 高效中断响应机制

XD71055的中断输出引脚支持外部事件(如传感器触发、按键按下)快速唤醒主控制器,相比传统轮询方式,可将主控制器待机时间延长30%以上。中断触发可配置为上升沿、下降沿或电平触发,灵活性强,能适配不同应用场景的响应需求。

2. 低功耗设计优势

50μA的典型静态电流在同类24路I/O芯片中处于领先水平,配合中断功能可实现“事件驱动”工作模式——仅在外部事件发生时激活I/O端口,其余时间保持低功耗待机,显著降低系统整体功耗,尤其适合电池供电的嵌入式设备。

3. 工业级可靠性

-40℃~+85℃的宽温范围覆盖了大多数工业场景(如工厂车间、户外监测),封装材料采用耐高温阻燃工程塑料,符合RoHS环保标准,同时具备抗静电(ESD)能力,提升了复杂环境下的稳定性。

4. 易用性设计

DIP-40直插封装的引脚间距为2.54mm,兼容标准面包板与工业级通孔PCB,无需特殊工具即可安装;I/O端口支持外部上拉/下拉电阻配置,避免引脚悬空导致的误触发,简化了电路设计流程。

三、典型应用场景

XD71055的特性使其适用于以下场景:

  1. 小型工业控制:作为PLC扩展I/O卡,实现传感器信号采集(温度、压力)与执行器控制(电磁阀、电机开关);
  2. 低功耗嵌入式系统:手持数据采集器、智能农业监测终端等电池设备,通过中断实现“按需唤醒”,延长续航;
  3. 消费电子外设:智能家电控制面板(空调、洗衣机按键/指示灯)、小型游戏机手柄输入接口;
  4. 通信辅助接口:小型基站的状态监测(电源、风扇)与控制接口,适配工业级温宽需求。

四、选型与应用注意事项

  1. 电源滤波:VDD与GND间并联0.1μF陶瓷电容(高频滤波)和10μF电解电容(低频滤波),避免电压波动影响性能;
  2. 负载驱动:输出端口拉电流最大4mA,若驱动大负载(功率LED、继电器),需外接NPN三极管或ULN2003驱动芯片;
  3. 中断配置:中断引脚建议接10kΩ上拉/下拉电阻,避免悬空误触发;触发模式需根据实际需求选择;
  4. 温宽适配:若场景温度超出-40~+85℃,需额外增加散热/保温措施,或选择同系列宽温扩展型号。

五、总结

XD71055凭借低功耗、工业级温宽、内置中断及易安装封装等特性,在小型工业控制、低功耗嵌入式系统等领域具有较强竞争力,是替代传统并行I/O扩展方案的高性价比选择。

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