XO3225-25M
Standard 25MHz crystal oscillator in 3.2x2.5mm ceramic package with ±30ppm stability and 3.3V operation for...
Product Overview
Description
The XO3225-25M is a high-quality 25MHz crystal oscillator designed for general-purpose timing applications in a compact 3.2x2.5mm ceramic package.
Featuring ±30ppm frequency stability over commercial temperature range, 3.3V operation, and CMOS output, this oscillator provides reliable clocking for microprocessors, Ethernet controllers, and communication interfaces.
With low power consumption, fast startup time, and excellent reliability, the XO3225-25M is ideal for cost-sensitive applications requiring stable timing.
Product Series
XO
Primary Application
Ethernet controller clocking (25MHz reference)
Key Features
- Standard 25MHz frequency for Ethernet and processor applications
- Compact 3.2x2.5mm ceramic SMD package
- ±30ppm stability for general-purpose timing
- CMOS output with rail-to-rail swing
- Low power consumption <10mA typical
- Fast startup time <5ms
- RoHS compliant and Pb-free
Specifications
| Frequency | 25MHz |
|---|---|
| Stability | ±30ppm |
| Jitter | <2ps RMS |
| Voltage | 3.3V ±10% |
| Package | 3.2x2.5mm SMD |
| Temperature | 0°C to +70°C |
Applications
Ethernet controller clocking (25MHz reference)
Industrial automation and control
Microprocessor and microcontroller clocks
Industrial automation and control
Communication interface timing
Communication and interface
Consumer electronics timing
Consumer electronics
FAE Expert Insights
"The XO3225-25M is one of our most popular oscillators due to its versatility and cost-effectiveness. In my experience supporting customer designs, this part works reliably in a wide range of applications from Ethernet switches to industrial controllers. The 25MHz frequency is the standard reference for 100Mbps Ethernet PHYs, making this oscillator essential for network equipment. I particularly appreciate the consistent quality and short lead times. The 3.2x2.5mm package is a good balance between board space and ease of handling. For customers designing Ethernet equipment, I often recommend this part as the primary clock source. The ±30ppm stability is adequate for most non-telecom applications."
Excellent cost-performance ratio for Ethernet and general-purpose timing applications.
— David Chen, BeiLuo
Frequently Asked Questions
Is the XO3225-25M suitable for Gigabit Ethernet?
The XO3225-25M is suitable for 10/100Mbps Ethernet applications where the 25MHz reference clock is used. For Gigabit Ethernet (1000Mbps), a 125MHz oscillator is typically required, or a 25MHz oscillator with PLL multiplication in the PHY. Some Gigabit PHYs can accept 25MHz input and multiply internally. Check your specific PHY datasheet for clock requirements. For Gigabit applications requiring low jitter, consider the XO3225-25M-LJ low-jitter version or a 125MHz oscillator. The standard XO3225-25M provides adequate performance for most 10/100Mbps Ethernet applications.
Use for 10/100Mbps Ethernet. For Gigabit, verify PHY requirements or use 125MHz oscillator.
What is the startup time of the XO3225-25M?
The XO3225-25M has a typical startup time of less than 5 milliseconds from power-on to stable output. Maximum startup time is 10ms over all conditions. Startup time is measured from when VDD reaches 90% of nominal voltage to when output frequency stabilizes within ±10ppm of final value. The fast startup makes this oscillator suitable for applications requiring quick power-up sequences. Startup time may be slightly longer at cold temperatures (-40°C). For applications requiring even faster startup, Dapu offers fast-start versions with <2ms startup time. The startup time specification ensures reliable operation in power-managed systems with frequent on/off cycles.
Standard version suitable for most applications. Fast-start version available for power-managed systems.
What is the recommended soldering profile for XO3225-25M?
Standard reflow soldering profile per JEDEC J-STD-020 is recommended. Peak temperature should not exceed 260°C for Pb-free solder. Preheat at 150-180°C for 60-90 seconds. Soak at 217°C for 60-90 seconds. Peak at 245-260°C for 20-40 seconds. Allow adequate cooling time. Hand soldering is possible with temperature-controlled irons at 350°C maximum, limited to 3-5 seconds per lead. Avoid thermal shock by not exceeding 4°C/second heating/cooling rates. Washable flux can be used but thorough cleaning is recommended. Follow IPC-A-610 for acceptance criteria.
Use standard Pb-free reflow profile. Contact us for specific soldering recommendations.
What is the MTBF of XO3225-25M?
The XO3225-25M has an MTBF (Mean Time Between Failures) of >100 million hours at 25°C operating temperature, calculated per Telcordia SR-332. This corresponds to a FIT rate of <10 failures per billion device-hours. Reliability is verified through accelerated life testing at elevated temperatures. The high MTBF makes this component suitable for mission-critical applications. For specific reliability data including FIT rates at different temperatures, contact our technical support. Burn-in screening is available for high-reliability applications.
Suitable for high-reliability applications. Contact us for detailed reliability reports.
What is the ESD sensitivity rating of XO3225-25M?
This component has an ESD HBM (Human Body Model) rating of 2kV and CDM (Charged Device Model) rating of 500V. While this provides reasonable protection, standard ESD precautions should always be followed during handling and assembly. Use grounded workstations, ESD-safe tools, and proper personnel grounding. Avoid touching pins directly. Store components in ESD-safe packaging until ready for use. For applications in high-ESD environments, additional external protection may be necessary. Contact our FAE team for ESD design recommendations.
Use standard ESD precautions. Contact us for high-ESD environment recommendations.