WMSIC Electronic Components

HCI XC53G2-8.192-F12JGDTL XC53G2

ModelXC53G2-8.192-F12JGDTL
PackageSMD5032
BrandHCI
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
HCI XC53G2-8.192-F12JGDTL
Type
HCI
Minimum package
1000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HCI
Electronic Component
XC53G2-8.192-F12JGDTL
Electronic Component
1
Package
SMD5032
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.129g
Frequency
8.192MHz
Electronic Component
1
Electronic Component
BM0262122727
Operating Temperature
40℃~+85℃
Electronic Component
±30ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
12pF
Frequency
±50ppm
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.

XC53G2-8.192-F12JGDTL 产品概述

一、产品简介

XC53G2-8.192-F12JGDTL 是杭晶(HCI)出品的一款贴片晶体谐振器,封装为 SMD5032,标称频率 8.192 MHz,适用于中小功耗的片上振荡器(XO)或晶体振荡器(XTAL)驱动电路。该型号以小体积、较好的温度范围和稳定度为特点,适合消费电子、工业控制、通信终端和物联网设备等对稳定时钟源有较高要求的应用场景。

二、主要电气参数

  • 晶振类型:贴片晶振(SMD)
  • 标称频率:8.192 MHz
  • 常温频差(Initial Tolerance,25°C):±30 ppm
  • 负载电容(CL):12 pF
  • 频率稳定度(± over 温度):±50 ppm(全温区)
  • 等效串联电阻(ESR):80 Ω
  • 工作温度范围:-40 ℃ ~ +85 ℃
  • 封装:SMD5032
  • 品牌:HCI(杭晶)

以上参数为典型/标称值,实际设计中应以厂商样品测试数据或规格书为准。

三、频率与电气匹配要点

  1. 负载电容匹配:规格标注 CL = 12 pF,实际在电路中需用两只电容接地形成对称负载。两只电容值相等时,单只电容 C 的近似关系为: C ≈ 2 × (CL − Cstray) 其中 Cstray 为电路与封装的寄生电容(通常 1.5–5 pF)。例如若估计 Cstray ≈ 2 pF,则每侧电容可取: C ≈ 2 × (12 pF − 2 pF) = 20 pF 常见工程做法是选用 18–22 pF 的标准值并通过实测微调以使振荡频率接近标称值。
  2. ESR 注意事项:等效串联电阻为 80 Ω,属于中等范围。驱动电路(如 MCU 内置振荡器或专用振荡器 IC)必须有足够的增益和驱动能力以克服该 ESR,启动时间与振幅也会受到影响。选用器件前请查阅主控或振荡器驱动器件的兼容 ESR 范围。

四、典型应用场景

  • 单片机/微控制器的主频或外部参考时钟(要求兼容器件的 ESR 与 CL)
  • 通信设备中的本振或局部参考(消费类无线设备、蓝牙/无线模组等)
  • 精确时序控制的嵌入式系统、信号采集与处理模块
  • 工业控制与自动化设备中作为稳定时钟源
  • IoT 终端、智能传感器与低功耗设备(需评估驱动功耗与启动特性)

五、PCB 布局与焊接建议

  • 布局:将晶体放置在振荡器输入引脚附近,尽量缩短晶体与 MCU/振荡器引脚之间的走线,避免在两者之间使用过多过孔或长线。
  • 地平面:在晶体附近保留连续的接地平面以降低噪声,但避免在晶体与负载电容之间插入分割地或大量过孔。
  • 去耦与隔离:将外部干扰源(开关电源、数字总线、大电流回路)远离晶体振荡回路,必要时使用屏蔽或对敏感走线加地走线屏蔽。
  • 焊接:建议采用厂家推荐的回流焊工艺和温度曲线。贴片晶体对温度循环和热冲击敏感,严格控制回流峰值温度和时间,并遵循厂方的可焊性与可靠性说明。
  • 焊盘与封装:请依据厂方提供的 SMD5032 焊盘推荐尺寸布局,保持焊盘清洁并防止锡桥或虚焊。

六、测试与可靠性提示

  • 测量条件:频率测量应在标称加载电容(或按计算值)及指定温度条件下进行;若使用频率计,应注明测量仪器的校准与参考源。
  • 温度特性:规格给出的 ±50 ppm 包括温度引起的频率偏差;若应用对温漂有更高要求,需选择温度补偿或温度控制方案(TCXO/OCXO)。
  • 寿命与老化:晶体存在老化效应(长期频率漂移),对长期稳定性有要求的场合,应在设计时预留相应裕量或采用周期校准机制。
  • 驱动电平:尽量遵循厂方推荐的驱动电平范围,避免过驱动导致晶体加速老化或损坏。

七、选型与采购建议

  • 确认主控或振荡器 IC 是否支持 12 pF 负载以及 ESR 80 Ω 的晶体;可在评估阶段以样品在目标电路上做验证测试。
  • 若需更严格的温度稳定度或更低 ESR,可向厂方咨询同系列的高性能型号或定制化参数。
  • 包装与供货:SMD 晶振常用带盘装(tape-and-reel)供货,建议与供应商确认最小订购量、包装形式及出货时间。
  • 资料支持:在正式批量使用前,索取并保存完整的数据手册(Specification)、回流焊工艺建议、可靠性测试报告及尺寸图。

如需我方为具体 MCU 或振荡器芯片做兼容性评估,或提供推荐 PCB 焊盘尺寸、参考电路图与仿真建议,可提供目标器件型号和 PCB 草图,我将基于实际器件数据给出更细化的设计指导。

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