Product Overview
The NX3225SA crystal unit is a high-precision frequency control component designed for various electronic applications. It offers stable oscillation characteristics over a wide temperature range, making it suitable for demanding environments.
Product Attributes
- Brand: NIHON DEMPA KOGYO CO., LTD.
- Type: NX3225SA
- Origin: Japan (implied by company name and document format)
Technical Specifications
| Parameter | Symbol | Electrical Spec. | Notes |
|---|---|---|---|
| Nominal Frequency | fnom | 21.948717 MHz | |
| Overtone order | Fundamental | ||
| Frequency tolerance | -15 to +15 ×10-6 | at +25°C | |
| Frequency versus temperature characteristics | -50 to +50 ×10-6 | at -40~+125°C, Reference temperature: +25°C | |
| Equivalent resistance | 50 Ω | IEC π-Network Series | |
| Load capacitance | CL | 12 pF | IEC π-Network |
| Level of drive | 10 to 200 µW | ||
| Insulation resistance | 500 MΩ | When terminal to terminal and terminal to cover were applied at DC100V ±15V. | |
| Operating temperature range | Topr | -40 to +125 °C | |
| Storage temperature range | Tstr | -40 to +125 °C | |
| Air-tightness | 1.1×10-9 Pa m3/s | Helium leak detector |
External Dimensions
Refer to drawing EXD14B-00370 for external dimensions, taping and reel figure, and holder marking.
Reliability Assurance
Refer to EXS30B-00499 for reliability assurance items and EXS30B-00344 for recommended reflow profiles.
2410121537_NDK-NX3225SA-21-948717MHZ-EXS00A-CS10343_C5136775.pdf
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