WMSIC Electronic Components

SCTF SX2M32.768KM20F30TNN

ModelSX2M32.768KM20F30TNN
PackageSMD2520-4P
BrandSCTF
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
SCTF SX2M32.768KM20F30TNN
Type
SCTF
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SCTF
Electronic Component
SX2M32.768KM20F30TNN
Electronic Component
1
Package
SMD2520-4P
Electronic Component
Active Crystal Oscillator
Electronic Component
0.042g
Frequency
32.768kHz
Electronic Component
1
Electronic Component
BM0266107566
Operating Temperature
40℃~+85℃
Operating Voltage
1.62V~3.63V
Operating Current
90uA
Electronic Component
±20ppm
Output
CMOS
Frequency
±30ppm

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

SX2M32.768KM20F30TNN有源晶振产品概述

一、产品核心定位与典型应用场景

这款SX2M32.768KM20F30TNN属于低功耗CMOS输出有源晶振,核心定位是为各类小型化、电池供电或工业级电子设备提供精准的32.768kHz时钟基准。32.768kHz是实时时钟(RTC)、微控制器(MCU)低速时钟、蓝牙模块低功耗模式时钟的标准频率,因此它的典型应用覆盖多个领域:

  • 智能穿戴:智能手环、手表的RTC模块,保障时间精准度同时控制功耗;
  • 物联网终端:低功耗传感器节点、智能家居设备的时钟同步,延长电池续航;
  • 工业控制:户外环境监测设备、小型PLC的RTC电路,适应宽温环境;
  • 消费电子:蓝牙耳机、智能音箱的辅助时钟,匹配设备低功耗需求。

二、关键性能参数解析

这款晶振的参数针对性强,适配低功耗场景的核心需求:

  • 频率精度与稳定度:常温频差±20ppm,总频率稳定度±30ppm(覆盖工作温度范围),满足RTC(通常≤50ppm)、低速MCU时钟等场景的精度要求;
  • 输出模式:CMOS输出,兼容STM32、ESP32等主流MCU的时钟输入接口,无需额外电平转换,简化电路设计;
  • 工作电压范围:1.62V~3.63V,覆盖1.8V、3V、3.3V等常见系统电压,适配不同平台的电源设计;
  • 工作电流:仅90uA(典型值),属于低功耗有源晶振,对比同类产品(100uA以上)更节能,尤其适合电池供电的便携设备,有效延长续航时间。

三、封装与引脚配置

采用SMD2520-4P贴片封装,尺寸为2.5mm×2.0mm×0.8mm(典型厚度),是小型化有源晶振的主流封装之一:

  • 紧凑尺寸:适配PCB空间紧张的设备(如智能手表内部、小型传感器模块),助力设备迷你化;
  • 4脚标准布局:包含VCC电源脚、GND接地脚、CMOS输出脚、NC空脚,便于电路布线,同时支持自动化贴装,提高生产效率;
  • SMT工艺兼容:适配回流焊、波峰焊等常见表面贴装工艺,降低生产门槛。

四、工作环境适应性

针对工业级和户外应用场景,这款晶振的环境适应性表现优异:

  • 宽温范围:-40℃~+85℃,覆盖工业级温度标准,能在北方冬季户外(低温)、车间设备内部(高温)稳定工作;
  • 抗干扰能力:有源晶振内置振荡电路,相比无源晶振抗电磁干扰(EMI)能力更强;CMOS输出的高电平噪声抑制性好,复杂电磁环境下仍保持时钟稳定;
  • 环保可靠性:符合RoHS标准,无铅无镉,满足国际市场准入要求;典型MTBF≥10万小时,降低设备维护成本。

五、品牌与可靠性保障

由国内知名时频器件厂商SCTF(星通时频) 出品,该品牌专注晶体振荡器研发多年,产品广泛应用于通信、工业、消费电子领域:

  • 技术积累:拥有成熟的晶振制造工艺,保障产品一致性和稳定性;
  • 质量管控:每批次经过频率精度、温度特性、电流测试等严格检测,不良率控制在ppm级别;
  • 售后支持:提供技术咨询和样品支持,帮助客户快速完成电路验证。

总结

SX2M32.768KM20F30TNN凭借低功耗、宽电压、紧凑封装、宽温适应性等特点,成为32.768kHz时钟基准的高性价比选择,能有效满足智能穿戴、物联网、工业控制等领域的多样化需求。

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