CMOS OCXO Scillators
Your Professional CMOS OCXO Scillators Supplier
Suzhou Hangjing Elec & Tech Co., Ltd., founded in 2014, is a technology-driven small and medium-sized enterprise (SME) specializing in the full-spectrum R&D, design, production, and sales of quartz frequency control components. Rooted in a professional team and advanced manufacturing expertise, the company has developed a robust product portfolio encompassing quartz crystals, crystal oscillators, TCXO, VCXO, OCXO, crystal filters-ranging from foundational components to tailored systems.
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Low Jitter CMOS OCXO Oscillator 2020The Low Jitter CMOS OCXO Oscillator 2020 OD20H5 series in a 20x20mm through - hole metal can package offers high accuracy, excellent stability, and multiple output options for base stations,...read more -
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SC-Cut CMOS OCXO 9.7 X 7.5Engineered for extreme environments, the OS97H4 series OCXO delivers high-precision timing in a compact 9.7x7.5mm SMD package. Its HCMOS output and exceptional stability make it ideal for critical...read more -
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Superior Quality
A precision supply chain ensuring consistent product quality;An ultra-low failure rate validated by rigorous testing;High-quality materials and advanced technology make the product more reliable.
Service Advantages
A customer-centric service framework (covering pre-sales consultation to post-sales support) that prioritizes rapid response. 24-hour online service, timely and fast quotation for you.
Sales Market
Our Products has expanded into key international regions including Europe, Southeast Asia, the Americas, Oceania, and other major markets. This global network enables the company to provide full support to leading electronics manufacturers around the world, while maintaining a strong focus on high-quality products.
Our Certificate
All our products have passedGB/T 19001 - 2016/ISO 9001:2015 Quality Management System Standard, This demonstrates that they meet international standards for quality, safety, and performance.
Low Jitter CMOS OCXO Oscillator 2020 a crucial advancement in electronic timing solutions, specifically engineered to meet the stringent noise requirements for modern high-tech applications. This oscillator is designed to deliver ultra-low jitter performance, which is essential for maintaining the integrity and reliability of digital signals across various devices and systems.This capability is especially important in sectors such as telecommunications, consumer electronics, and precision instrumentation, where the accuracy and consistency of the timing source are critical for optimal functionality and improved end-user satisfaction.
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PARAMETER |
5220H5 / 5220S5 / 5220T5 |
CONDITIONS / REMARKS |
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Nominal frequency range |
10 ~ 100MHz |
See note |
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Supply voltage |
3.3VDC/ 5.0VDC/ 12.0VDC |
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Power consumption (warm up) (steady state) |
<3.0W |
May vary depending on supply voltage used |
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<1.5W |
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Operating temperature range |
-20 to +70°C or -40 to +85°C |
Other options available |
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Output waveform HCMOS |
VOH≥90%Vcc or VOL≤10%Vcc |
Model 5220H5 |
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Output waveform SINEWAVE |
≥6dBm / ≤10dBm |
Model 5220S5 |
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Output waveform TTL |
VOH≥2.4V / VOL≤0.4V |
Model 5220T5 |
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Note: Typical frequencies 10MHz, 15.36MHz, 16.384MHz, 19.44MHz, 20MHz, 25MHz, 26MHz, 38.88MHz, 50MHz. |
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Features of Low Jitter CMOS OCXO Oscillator 2020
Oscillator Stability: Low jitter is essential for maintaining the stability of an oscillator in the Time Domain. In applications such as communication systems, data converters, or high-speed digital systems, precise timing is crucial for proper data sampling and accurate signal processing.
Data Integrity: Jitter can affect the integrity of data transmission. In systems where data is synchronized to a clock signal, excessive jitter may lead to timing errors, causing data corruption or loss.
Spectral Purity: Jitter contributes to the phase noise of a clock signal, which is undesirable in many applications. Worse phase noise can degrade the performance of communication systems, especially in radio frequency (RF) and wireless applications.
Analog-to-Digital Converters (ADCs) and Digital-to-Analog Converters (DACs): In precision applications such as audio processing or instrumentation, low jitter is crucial for maintaining the accuracy of ADCs and DACs. Jitter can introduce errors in the conversion process, affecting the quality of the output signal.
Oscillator Distribution: In systems with multiple components or integrated circuits, a low-jitter oscillator is essential for accurate synchronization. Excessive jitter can lead to timing skew among different parts of the system.
Type of Low Jitter CMOS OCXO Oscillator 2020
Ultra-High Stability Type
Frequency stability of ±0.1 ppb (parts per billion) over the full temperature range, e.g., -40°C to +85°C. Applications include satellite navigation (GPS, Beidou), 5G synchronization networks, quantum communications, and high-precision radar.
High Stability Type
Frequency stability of ±1 ppb to ±10 ppb. Applications include 5G base stations, optical communications (100G/400G modules), and industrial automation (PLC).
General-Purpose Type
Frequency stability of ±10 ppb to ±50 ppb. Applications include 4G base stations, medical equipment (MRI), and test and measurement instruments.
Applications of Low Jitter CMOS OCXO Oscillator 2020
5G/6G Communications
5G base station master clocks require OCXOs (OCXOs) to provide ±10 ppb to ±20 ppb stability. These OCXOs serve as backup clock sources for SyncE+IEEE 1588 PTP synchronization networks, preventing voice/data transmission interruptions caused by master clock failure.
Satellite Navigation and Timing
Beidou/GPS receivers require OCXOs to provide a frequency reference with a stability of <±5 ppb, ensuring a symbol synchronization error of <1 ns when demodulating satellite signals and achieving centimeter-level positioning accuracy.
Precision Test and Measurement
Oscilloscopes and spectrum analyzers require OCXOs to provide a frequency reference with a stability of ±1 ppb to ±5 ppb, ensuring a frequency error of <0.1 Hz (using a 1 GHz signal as an example) for measured signals.
Industrial Automation and High-Speed Rail Control
High-end industrial robot motion control units require OCXOs (with a stability of ±20 ppb to ±50 ppb) as clock sources, ensuring a period error of <1 μs for motor drive signals and achieving micron-level positioning accuracy.
• Thermostat Design
Single-Oven vs. Dual-Oven Architecture: Single-oven OCXOs achieve stability of ±5 ppb to ±50 ppb using a single-layer thermostat, making them suitable for industrial control applications. Dual-oven OCXOs (such as the Yangxing Technology YOV5050DP) utilize a "nested oven" design, achieving temperature control accuracy of ±0.01°C and stability exceeding <±1 ppb, making them suitable for extremely precise applications such as satellite navigation and quantum communications.
Temperature Fluctuation: Single-oven OCXO frequency may shift by ±0.1 ppb to ±1 ppb for every 1°C change in ambient temperature. Ensure the device operates in a constant temperature environment (such as an air-conditioned room) or choose a dual-oven model.
• Aging Compensation
Quartz crystal resonators age over time, resulting in frequency drift (typical rate: ±0.5 ppb/year). High-end OCXOs have built-in aging compensation circuitry for automatic frequency calibration, but require regular calibration using an external reference source (such as GPS training) to ensure long-term stability.
Testing and Calibration
Jitter Test Methods
Time Domain Testing: Use an oscilloscope (bandwidth ≥ 1 GHz) or a time interval analyzer (TIA) to measure the period jitter or peak-to-peak jitter (Pk-Pk jitter) of the OCXO output signal. For example, the peak-to-peak jitter of the Taijing Technology XO3225 is 40 psec.
Frequency Domain Testing: Use a spectrum analyzer (bandwidth ≥ 10 GHz) to measure phase noise, with a typical specification of -150 dBc/Hz at 10 kHz offset.
Calibration Frequency
Laboratory Environment: Calibrate every 6 months using a rubidium atomic clock or GPS disciplined reference source as the reference.
Industrial Site: Calibrate every 12 months, focusing on frequency stability and jitter performance.
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