WMSIC Electronic Components

HCI XC53G2-8.000-F20LJDT XC53G2

ModelXC53G2-8.000-F20LJDT
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 XC53G2-8.000-F20LJDT
Type
HCI
Minimum package
1000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HCI
Electronic Component
XC53G2-8.000-F20LJDT
Electronic Component
1
Package
SMD5032
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.133g
Frequency
8MHz
Electronic Component
1
Electronic Component
BM0263576893
Operating Temperature
40℃~+85℃
Electronic Component
±10ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
20pF
Frequency
±20ppm
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.

XC53G2-8.000-F20LJDT无源贴片晶振产品概述

一、产品基本信息

XC53G2-8.000-F20LJDT是HCI杭晶推出的一款无源贴片晶振,属于XC53G系列核心型号,采用SMD5032(5.0×3.2mm) 超小型贴片封装,2引脚设计,专为小型化、高可靠性电子设备的时钟源需求优化。型号中:

  • “8.000”明确标称频率为8MHz;
  • “F20”对应推荐负载电容20pF;
  • 整体型号清晰传递了产品的关键技术参数与封装特征,适配多数通用电子系统的时钟需求。

二、核心技术参数解析

该晶振的参数围绕频率精度、稳定性、环境适应性三大维度设计,具体解析如下:

1. 频率与精度参数

  • 标称频率:8MHz(通用型时钟频率,适配MCU、蓝牙/WiFi模块等主流硬件的时钟输入);
  • 常温频差:±20ppm(常温25℃下,频率偏差最大为8MHz×20×10⁻⁶=160Hz,满足90%以上消费电子、工业控制的精度要求);
  • 频率稳定度:±30ppm(工作温度范围内,频率相对于常温的最大变化量,覆盖-40℃~+85℃的工业级温差区间)。

2. 电气与负载特性

  • 等效串联电阻(ESR):80Ω(无源晶振的核心损耗参数,80Ω属于中等水平,需匹配增益足够的振荡电路以确保稳定起振);
  • 负载电容:20pF(推荐外接匹配电容值,实际电路中需将晶振两端的外接电容与PCB寄生电容总和调整至20pF左右,避免频率偏移)。

3. 环境适应性参数

  • 工作温度范围:-40℃~+85℃(工业级温度宽,可适应户外、车间等温差较大场景,避免低温停振或高温漂移);
  • 存储温度:-55℃~+125℃(满足运输与存储过程的可靠性要求)。

三、性能特点与优势

XC53G2-8.000-F20LJDT针对小型化、成本敏感型应用优化,具备以下核心优势:

1. 超小体积适配高密度设计

SMD5032封装仅为传统DIP封装的1/3左右,可大幅节省PCB空间,尤其适合智能穿戴、IoT节点等小型化设备。

2. 工业级温度稳定性

-40℃~+85℃的工作范围覆盖了绝大多数户外、工业场景,±30ppm的频率稳定度确保温度变化时系统时钟的一致性,避免数据传输错误或控制逻辑偏差。

3. 无源晶振可靠性突出

无源晶振无内置振荡电路,仅由石英晶体谐振器构成,抗电磁干扰(EMI)能力更强,且无有源器件的老化问题,长期可靠性高于有源晶振。

4. 通用频率易匹配

8MHz是STM32、ATmega等MCU,以及CC2541蓝牙模块、ESP8266 WiFi模块的常用时钟频率,无需额外分频/倍频,降低电路复杂度。

四、典型应用场景

该晶振因参数均衡、体积小巧,广泛应用于以下领域:

1. 消费电子

  • 智能穿戴(智能手环、手表的时钟与通信模块);
  • 小型家电(智能插座、加湿器的控制单元);
  • 便携式音频(蓝牙耳机、音箱的时钟源)。

2. 工业控制

  • PLC模块、传感器节点(温度、压力传感器的信号处理时钟);
  • 小型仪器仪表(万用表、示波器的辅助时钟)。

3. 通信与物联网

  • 低功耗IoT节点(智能家居网关、环境监测节点);
  • 蓝牙/WiFi模块(无线数据传输的时钟同步)。

4. 车载辅助设备

  • 车载USB充电器、行车记录仪(需确认车载环境温度在-40℃~+85℃范围内,部分高温区域需适配更高温宽型号)。

五、选型与使用注意事项

为确保晶振正常工作,需注意以下要点:

1. 负载电容匹配

必须外接15~25pF的匹配电容(PCB寄生电容约5pF),总和接近20pF,否则会导致振荡频率偏移或无法起振。

2. 振荡电路设计

需选择增益≥ESR对应的损耗(一般要求振荡管跨导与负载电容的乘积满足起振条件),避免因ESR过高导致停振。

3. 焊接工艺要求

SMD5032封装采用回流焊工艺,需遵循IPC标准温度曲线(峰值温度≤260℃,回流时间≤10秒),避免高温损坏晶体。

4. 精度需求匹配

若应用需更高精度(如±10ppm以下的通信基站、高精度仪器),此型号不满足,需选择HCI的XC7050高精度系列。

XC53G2-8.000-F20LJDT作为一款通用型无源贴片晶振,以均衡的参数、工业级可靠性和超小体积,成为中小批量电子设备时钟源的优选方案,尤其适合对成本敏感且需小型化设计的应用场景。

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