1 to 60 MHz, ±50 ppb Super-TCXO

SiT5358是MEMS Super-TCXO±50磅的精度. This device is engineered for best dynamic performance. It is fully compliant to the GR-1244 Stratum 3 oscillator specifications. By leveraging SiTime’s unique DualMEMS™ and TurboCompensation™ temperature sensing technology, the SiT5358 delivers the most stable timing in the presence of environmental stressors – airflow, temperature perturbation, vibration, shock, and electromagnetic interference (EMI).


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观看Elite Super TCXO与50 ppb石英TCXO在气流、温度下的动态性能。斜坡、抽头测试和VDD波动

六个行业标准脚印,小至5.0 x 3.2 mm
Oscillator Type TCXO-SE公司
Frequency 1 to 60 MHz
频率稳定性(ppm) ±0.05
相位抖动(rms) 0.31 ps
输出类型 LVCMOS, Clipped sinewave
工作温度范围(°C) 0至+70,-20至+70,-40至+85,-40至+105
Pull Range (ppm) ±6.25, ±10, ±12.5, ±25, ±50, ±80, ±100, ±125, ±150, ±200, ±400, ±600, ±800, ±1600, ±3200
Voltage Supply (V) 2.5, 2.8, 3.0, 3.3
Package Type (mm²) 5.0 x 3.2 10-pin
Features Precision TCXO
Availability Production

Exceptional dynamic stability under airflow, fast temp. ramp

  • 超温±50 ppb。在0至70°C和±100 ppb温度范围外的稳定性。范围
  • 3e-11 ADEV at 10 second average time
  • ±1 ppb/°C frequency slope (ΔF/ΔT), 1,, , °C/min ramp
    • Ensures system-level quality of service for telecom and networking equipment in hostile environments


  • Minimizes call and/or link drops in high-vibration environments

No activity dips or microjumps

  • Eliminates any need for costly screening or burn-in tests

0.2 ps/mV power supply noise rejection (PSNR)

  • Reduces BOM by eliminating a dedicated LDO for TCXO

LVCMOS or Clipped sinewave output

  • Optimizes for best balance between EMI and jitter

Rich programmable features

  • Any frequency between 1 to 60 MHz
  • 2.25 to 3.63 V
  • Large pull range from ±6.25 to ±3200 ppm
    • Customize TCXO specifications for optimal system performance

Digital frequency tuning through I2C

  • 消除电路板噪声引起的频率偏移


  • 1 billion hours MTBF
  • Lifetime Warranty: Reduces repair costs and field failures due to clock components
  • SONET/SDH地层3
  • Synchronous Ethernet (G.8262, options 1 and 2)
  • 小细胞
  • IEEE 1588 boundary clocks and grandmasters
  • Optical transport (OTN, OLT, etc.)
  • 电缆模型终端系统(CMTS)
  • 宽带卫星
  • Instrumentation
  • Serial-data links
  • Wireless & backhaul
  • Fiber, cable, DSL
  • Precision GNSS
  • 雷达和激光雷达
  • GPS/GNSS modules
  • 电力与能源
  • Defense & aerospace
  • Railroads
  • Long-range communications
  • 资产跟踪
  • Indoor positioning
  • 智慧农业
  • Smart city


Frequency Slope (dF/dT) Calculator– Calculate frequency slope over temperature

Time Error Simulation Software–模拟和分析本地振荡器的影响

定时器组态软件– Configure and evaluate oscillators via I2C/SP

Reliability Calculator– Get FIT/MTBF data for various operating conditions

Ceramic 5032 10-Pins3D Step Model–3D预览振荡器包


资源名称 Type
Elite Precision Super-TCXOs for 5G, Small Cell and Time Synchronization (Chinese) Product Briefs
AN10002 Termination Recommendations for Single-ended Oscillator Driving Single or Multiple Loads 应用说明
AN10006最佳设计和布局实践 应用说明
AN10007 Clock Jitter Definitions and Measurement Methods 应用说明
AN10025 Reliability Calculations for SiTime Oscillators 应用说明
AN10028 Probing Oscillator Output 应用说明
AN10033 Frequency Measurement Guidelines for Oscillators 应用说明
AN10039 TCXO频率稳定性和频率精度预算 应用说明
史提姆是第一个™ 和书信体™ 过程 Technology Papers
SIT691EB插入器板用户手册 User Manuals
SiT5358产品介绍 数据表s
DualMEMS and TurboCompensation Temperature Sensing Technology Technology Papers
SC-AN10007 时钟抖动定义与测量方法 应用说明
SC-AN10033振荡频率量指南 应用说明
通信和企业用定时解决方案 Brochures/Fliers
AN10063 TCXO and OCXO Stability Degradation 应用说明
Phase Noise Measurement Tutorial Videos
Phase Noise Measurement Tutorial (Download MP4 Video) Videos
重击振荡器演示(下载MP4视频) Videos
Whack an Oscillator Demo Videos
SiT5358 (LVCMOS, 3.3 V) IBIS模型
SiT5358(LVCMOS,2.5 V) IBIS模型
SiT5358(CSINE,3.3伏) IBIS模型
SiT5358 (CSINE, 2.5 V) IBIS模型
使用相位噪声分析仪的PCI Express Refclk抖动符合性 Presentations
AN10064 Improved System Performance with Digital Frequency Tuning in Precision Super-TCXOs 应用说明
SiT6702DM演示板用户手册 User Manuals
Elite Super-TCXO Improves GNSS Robustness (Download MP4 Video) Videos
Elite Super TCXO提高IEEE 1588应用程序的性能(下载MP4视频) Videos
Elite Precision Super TCXOs解决网络和电信计时问题(Download MP4 Video) Videos
Network Evolution 5G - Timing and Synchronization (Download MP4 Video) Videos
Network Evolution 5G - Timing and Synchronization Videos
Ceramic 5032 10-Pins 三维台阶模型
SiT6702DM演示板快速入门指南 User Manuals
Adaptive Drift Compensation for Holdover Oscillators White Papers
时间误差模拟-软件和模型 White Papers
How to Design with SiTime TCXOs and OCXOs Videos
如何使用SiTime TCXOs和OCXOs进行设计(下载MP4视频) Videos
Smart Network Interface Card (NIC) and IEEE1588 应用程序简介
Servers Load Balancing and IEEE1588 Support 应用程序简介
5G New Radio (NR) – RRU, AAU, Massive MIMO 应用程序简介
Fronthaul and IP RAN Switches 应用程序简介
Microwave Outdoor Units (ODU) 应用程序简介
Open RAN(ORAN)–宏和小单元格 应用程序简介
Elite Precision Super TCXOs解决网络和电信计时问题 Videos
SiTime MEMS Timing Solutions for Servers Videos
SiTime MEMS First 工艺 Technology Papers