WMSIC Electronic Components

YXC XC32258MOB4SA-18 Crystal XC32258MOB4SA

ModelXC32258MOB4SA-18
PackageSMD3225-4P
BrandYXC
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
YXC XC32258MOB4SA-18
Type
YXC Yangxing Technology
Minimum package
3000 个

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YXC
Electronic Component
XC32258MOB4SA-18
Electronic Component
1
Package
SMD3225-4P
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.05g
Frequency
8MHz
Electronic Component
1
Electronic Component
BM0230024962
Operating Temperature
40℃~+125℃
Electronic Component
±10ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
12pF
Frequency
±80ppm
Electronic Component
Electronic Component

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

XC32258MOB4SA-18 产品概述

一、产品简介

XC32258MOB4SA-18 是一款贴片型 8.000 MHz 晶体振荡器元件,采用 SMD3225-4P 封装(尺寸约 3.2 × 2.5 mm)。器件针对工业级和汽车级应用场景设计,标准工作温度范围为 -40℃ 至 +125℃,常温频差(25℃)为 ±10 ppm,温度范围内频率稳定度可达 ±80 ppm,推荐负载电容为 12 pF。产品适合要求高温稳定性和长期可靠性的时钟源应用。

二、主要性能特点

  • 标称频率:8.000 MHz(高精度切割与检验)
  • 常温频差:±10 ppm(出厂标称值)
  • 温度稳定度:±80 ppm(-40℃ ~ +125℃)
  • 负载电容:12 pF(晶体等效设计值)
  • 封装形式:SMD3225-4P,适配自动贴片生产线
  • 工作温度:-40℃ ~ +125℃,适合工业、汽车及高温环境
  • 封装与品牌:YXC(扬兴科技)同类封装工艺与品质水准

三、应用场景

  • MCU 时钟源(嵌入式系统、消费电子)
  • 工业控制与测量设备(高温环境)
  • 汽车电子子系统(需确认AEC-Q等认证要求)
  • 通信设备与数据采集模块
  • 智能终端与物联网节点,对稳定时钟有中高精度要求的场合

四、设计与安装建议

  • 负载电容选型:负载电容标称为 12 pF。典型单端接地电容值可按公式估算:Cper ≈ 2×CL − Cstray(Cstray 包括封装、焊盘与引脚寄生,通常取 2–5 pF),因此推荐每端并接约 18–22 pF 的陶瓷电容以获得接近标称负载。
  • 布线与走线:晶体到 MCU/振荡器输入的走线应尽量短、对称并靠近器件引脚,避免长线与并行走线引入干扰。振荡器两端应远离高速信号与开关电源噪声源。
  • 串联阻抗:如出现启动问题或振幅过大,可在晶体与驱动器之间串入小阻值电阻(一般为几个至几十欧姆)以稳定振荡行为。
  • 接地与隔离:振荡电路附近建议保留连续接地平面并避免数字信号直接跨越,减小寄生电容与 EMI 影响。
  • 回流焊兼容:器件兼容表面贴装回流焊工艺,但请严格遵循供应商提供的回流曲线与焊接参数以保证可靠性。

五、可靠性与质量建议

  • 温度与寿命:器件在 -40℃ ~ +125℃ 下工作,适用于高温场合。长期频率漂移(老化)与可靠性需要参考厂方完整数据表与加速老化测试报告。
  • 认证与分级:若用于需要 AEC-Q 或其它行业认证的应用,请在选型前向供应商确认是否具有相应认证与批次保证。
  • 包装与产量:常见供应形式为卷带(Tape & Reel),适配自动贴装与回流焊生产线,订购时请确认包装单位与批次信息。

六、选型与替代方案建议

  • 在要求更高稳定度或更窄温漂的场合,可考虑温补晶振(TCXO)或外部振荡器模块替代。
  • 若 PCB 空间受限,SMD3225 提供良好尺寸/性能平衡;如需更高频率或特殊封装,请与供应商沟通定制型号或查阅同系列产品(如 YSX321SC 系列)以获得更多匹配选项。

七、结论

XC32258MOB4SA-18 为一款面向工业与汽车级温度范围、8 MHz 标准频率的高稳定性贴片晶体,适用于对温度范围与工作稳定性有较高要求的时钟源应用。设计时应严格按照负载电容、 PCB 布局与回流工艺建议执行,并在关键应用场合向生产厂商确认老化、驱动电平和认证等详细参数,以确保系统长期稳定可靠。

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