Standard Frequency ±5 ppm (VC)TCXO

The SiT5000 is a highly flexible, high-performance MEMS TCXO with LVCMOS output and voltage-controlled frequency tuning. This device supports a list of 26 standard frequencies along with any combination of voltage (1.8 V; 2.5 V to 3.3 V), stability (±5 ppm), and 4-pin packages (2520, 3225, 5032, 7050). It provides superior shock and vibration resistance, and high reliability. 


Industry standard packages as small as 2.5 x 2.0 mm for all frequencies, voltages, and stabilities
Oscillator Type TCXO-SE
Frequency 27 frequencies
Frequency Stability (ppm) ±5
Phase Jitter (rms) 0.5 ps
Output Type LVCMOS
Operating Temperature Range (°C) -20 to +70, -40 to +85
Pull Range (ppm) ±12.5
FlexEdgeTM Rise/Fall Time Yes
Voltage Supply (V) 1.8, 2.5, 2.8, 3.0, 3.3
Package Type (mm²) 2.5x2.0, 3.2x2.5, 5.0x3.2, 7.0x5.0
Recommendations Not recommended for new designs
Replacement Part SiT5156

Extensive programmability

  • 26 standard frequencies
  • Supply voltage of 1.8 V; 2.5 V to 3.3 V
  • Voltage control option
  • Configurable drive strength:
  • Customized specification for optimal system performance

Superior Robustness and Reliability

  • 500 million hour MTBF
  • 50,000 g shock resistance
  • 70 g vibration resistance:
  • Improve system robustness in all operating environments
  • Reduce field failures due to clock components and the repair costs

Configurable drive strength using FlexEdge™ technology

  • Slower rise/fall time that reduce system EMI
  • Saves cost by driving multiple loads and eliminates external buffers

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Resource Name Type
Silicon MEMS Reliability and Resilience Presentations
Performance Comparison: Silicon MEMS Verses Quartz Oscillators Presentations
How to Measure Clock Jitter in Precision Timing Applications Presentations
How to Measure Phase Jitter and Phase Noise in Precision Timing Applications Presentations
How to Get Instant Oscillators with SiTime's New Field Programmer Presentations
Silicon MEMS vs Quartz Supply Chain Presentations
Field Programmable Timing Solutions for Medical Applications White Papers
MEMS oscillators improve reliability and system performance in motor control applications White Papers
MEMS-Based Resonators and Oscillators are Now Replacing Quartz Presentations
Getting In Touch with MEMS: The Electromechanical Interface Presentations
Field Programmable Oscillators Datasheet Datasheets
SiT5000 Datasheet Datasheets
J-AN10002 シングルエンド発振器の推奨終端方法 Application Notes
AN10002 Termination Recommendations for Single-ended Oscillator Driving Single or Multiple Loads Application Notes
J-AN10006 発振器のPCBデザインのガイドライン Application Notes
AN10006 Best Design and Layout Practices Application Notes
AN10007 Clock Jitter Definitions and Measurement Methods Application Notes
J-AN10007 クロックジッタの定義と測定方法 Application Notes
SiTime発振器の信頼性計算方法 Technology Papers
AN10025 Reliability Calculations for SiTime Oscillators Application Notes
J-AN10028 プローブを使用した発振器の出力波形計測方法 Application Notes
AN10028 Probing Oscillator Output Application Notes
MEMSおよび水晶ベース発振器の電磁場感受率の比較 Technology Papers
Electromagnetic Susceptibility Comparison of MEMS and Quartz-based Oscillators Technology Papers
MEMS発振器と水晶発振器の性能比較(耐衝撃と耐振動) Technology Papers
Shock and Vibration Comparison of MEMS and Quartz-based Oscillators Technology Papers
J-AN10033 発振器の周波数測定ガイドライン Application Notes
AN10033 Frequency Measurement Guidelines for Oscillators Application Notes
J-AN10039 TCXOの周波数安定性および周波数精度バジェット Application Notes
AN10039 TCXO Frequency Stability and Frequency Accuracy Budget Application Notes
シリコンMEMS発振器の耐性および信頼性 Technology Papers
Resilience and Reliability of Silicon MEMS Oscillators Technology Papers
SiTimeの MEMS First™ プロセス技術 Technology Papers
SiTime's MEMS First™ and EpiSeal™ Processes Technology Papers
MEMS Resonator Advantages - How MEMS Resonators Work Part 2 Presentations
How to Measure Long-term Jitter and Cycle-to-cycle Jitter in Precision Timing Applications Presentations
Silicon MEMS Oscillator Frequency Characteristics and Measurement Techniques Presentations
AN10052 IEEE 1588 Precision Time Protocol (PTP) in ITU-T Standards Application Notes
SC-AN10007 时钟抖动定义与测量方法 Application Notes
SC-AN10033 振荡器频率测量指南 Application Notes
Timing Solutions for Communications & Enterprise Brochures/Fliers
AN10062 Phase Noise Measurement Guide for Oscillators Application Notes
Phase Noise Measurement Tutorial Videos
Whack an Oscillator Demo Videos
PCI Express Refclk Jitter Compliance using a Phase Noise Analyzer Presentations
Advantages of MEMS Timing - Parameters Videos
SiTime MEMS Oscillators - Revolutionizing the Timing Market Videos
QFN 2724 4-Pins 3D Step Models
QFN 3225 4-Pins 3D Step Models
QFN 5032 4-Pins 3D Step Models
QFN 7050 4-Pins 3D Step Models
SiTime MEMS Timing Solutions (8.5x11) Brochures/Fliers
SiTime MEMS Timing Solutions (A4) Brochures/Fliers
SiTime MEMS Timing Solutions (A4) Chinese Brochures/Fliers
Silicon Replaces Quartz (Japanese Subtitles) Videos
Silicon Replaces Quartz (Chinese Subtitles) Videos
SiTime MEMS First 工艺 Technology Papers
AN10073 How to Setup a Real-time Oscilloscope to Measure Jitter Application Notes
AN10071 Computing TIE Crest Factors for Telecom Applications Application Notes
AN10070 Computing TIE Crest Factors for Non-telecom Applications Application Notes
AN10072 Determine the Dominant Source of Phase Noise, by Inspection Application Notes
AN10074 Removing Oscilloscope Noise from RMS Jitter Measurements Application Notes