WMSIC Electronic Components

TAXM32M4RCBDDT2T

ModelTAXM32M4RCBDDT2T
PackageSMD3225-4P
BrandYJX
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
YJX TAXM32M4RCBDDT2T
Type
YJX
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YJX
Electronic Component
TAXM32M4RCBDDT2T
Electronic Component
1
Package
SMD3225-4P
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.04g
Frequency
32MHz
Electronic Component
1
Electronic Component
BM0264594693
Operating Temperature
30℃~+85℃
Electronic Component
±10ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
9pF
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.

TAXM32M4RCBDDT2T无源贴片晶振产品概述

TAXM32M4RCBDDT2T是雅晶鑫(YJX)推出的一款无源贴片晶振,针对中高速时钟需求设计,以紧凑封装、稳定精度适配工业、通信及消费电子等多场景应用。

一、基本属性与品牌封装

  • 品牌与系列:由国内晶振厂商雅晶鑫(YJX)生产,属于其常规工业级贴片晶振系列。型号编码中“TAXM”为品牌系列标识,“32M”明确核心频率,后续“RCBDDT2T”为具体规格定制码(涵盖负载电容、温度范围等参数)。
  • 封装类型:采用SMD3225-4P封装,尺寸为3.2mm×2.5mm×0.8mm(典型值),4引脚贴片结构。该封装体积小巧,兼容自动化SMT贴装生产线,可有效节省PCB板空间,适合小型化设备设计。

二、核心性能参数详解

该型号的关键参数围绕精度、稳定性、可靠性设计,具体如下:

  • 频率规格:32MHz,属于中高速时钟频率,广泛应用于MCU、通信基带等电路的系统时钟或倍频基准。
  • 精度指标:
    • 常温频差(25℃):±10ppm,即32MHz下频率偏差不超过±320Hz,满足多数中高精度设备需求;
    • 频率稳定度(工作温度范围):±20ppm,即-30℃~+85℃内频率变化不超过±640Hz,覆盖工业级温度环境要求。
  • 负载电容:9pF,无源晶振需外接匹配电容以稳定振荡频率,实际应用中需结合PCB寄生电容(通常12pF)计算外接电容值(建议采用两个1416pF电容串联,总负载接近9pF)。
  • 等效串联电阻(ESR):30Ω,内阻偏低,可降低起振门槛,提升电路抗干扰能力,减少因ESR过高导致的不起振风险。
  • 工作温度:-30℃~+85℃,符合工业级温度标准,可稳定工作于户外、车间等温差较大的环境。

三、典型适用场景

结合参数特性,该型号适用于以下场景:

  1. 工业控制设备:PLC可编程逻辑控制器、伺服驱动器、变频器等,需稳定时钟信号支持运算与通信;
  2. 通信终端:4G/5G基站模块、无线路由器、光纤收发器等,32MHz为常用基带时钟频率;
  3. 消费电子:智能穿戴设备(如智能手表、手环)、机顶盒、智能音箱等,小封装适配便携设计;
  4. 物联网节点:传感器网关、远程监控终端等,低功耗无源晶振特性契合物联网设备的低功耗需求;
  5. 车载辅助设备:车载中控显示屏、行车记录仪等(需确认实际应用温度是否匹配,该型号可覆盖多数车载常温场景)。

四、产品优势特点

相比同类32MHz贴片晶振,该型号主要优势体现在:

  • 成本与性能平衡:工业级精度与温度范围,兼顾性价比,适合批量应用;
  • 起振可靠性高:30Ω低ESR搭配明确负载电容,降低电路设计难度,减少调试成本;
  • 小型化适配:SMD3225封装可集成于高密度PCB,满足小型化设备趋势;
  • 兼容性强:4引脚贴片结构适配主流SMT生产线,无需特殊工装。

五、应用注意事项

为确保性能稳定,实际应用需注意:

  1. 负载电容匹配:避免仅依赖晶振参数直接外接9pF电容,需测量PCB寄生电容后调整外接电容(公式:(CL = \frac{C1 \times C2}{C1 + C2} + Cp),其中(CL=9pF));
  2. 焊接温度控制:回流焊峰值温度不超过260℃,焊接时间不超过10秒,避免高温损坏晶振内部石英晶体;
  3. 布局布线要求:晶振应靠近MCU时钟引脚,布线长度不超过1cm,远离电源、射频等干扰源,减少寄生电容与电磁干扰;
  4. 温漂校准:若需更高精度(如±5ppm以下),可结合MCU内部温度补偿模块,利用该晶振的温漂曲线进行软件校准。

综上,TAXM32M4RCBDDT2T是一款高性价比的无源贴片晶振,以稳定的精度、工业级温度范围及紧凑封装,成为中高速时钟应用的常用选型之一。

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