美国FOX推出小尺寸轻薄型的SMD晶体编码系列FX252BS-27.000,福克斯公司是美国一家十分杰出的品牌制造商,同时也是一家具备独特创新能力的家族型企业，主要向市场提供性能优越，成本低廉的石英晶体和振荡器。经过长期的积累福克斯工程师已经开发出数百种产品，为晶体和振荡器的性能，精度和可靠性设定了新的标准，并且为了缩短交付周期以满足不断增长的业务需求。
| Manufacturer Part Number原厂编码 | Manufacturer厂家 | Series型号 | 无源晶振系列 | Frequency | Frequency Stability频率稳定度 |
| FOXSDLF/040 | FOX晶振 | HC49SDLF | MHz Crystal | 4MHz | ±50ppm |
| FOXSDLF/221-20 | FOX晶振 | HC49SDLF | MHz Crystal | 22.1184MHz | ±50ppm |
| FOXSDLF/221-20 | FOX晶振 | HC49SDLF | MHz Crystal | 22.1184MHz | ±50ppm |
| FOXSDLF/221-20 | FOX晶振 | HC49SDLF | MHz Crystal | 22.1184MHz | ±50ppm |
| FOXSDLF/073-20 | FOX晶振 | HC49SDLF | MHz Crystal | 7.3728MHz | ±50ppm |
| FOXSDLF/073-20 | FOX晶振 | HC49SDLF | MHz Crystal | 7.3728MHz | ±50ppm |
| FOXSDLF/073-20 | FOX晶振 | HC49SDLF | MHz Crystal | 7.3728MHz | ±50ppm |
| FOXSDLF/049-20 | FOX晶振 | HC49SDLF | MHz Crystal | 4.9152MHz | ±50ppm |
| FOXSDLF/049-20 | FOX晶振 | HC49SDLF | MHz Crystal | 4.9152MHz | ±50ppm |
| FOXSDLF/049-20 | FOX晶振 | HC49SDLF | MHz Crystal | 4.9152MHz | ±50ppm |
| FOXSDLF/250FR-20/TR | FOX晶振 | HC49SDLF | MHz Crystal | 25MHz | ±50ppm |
| FOXSDLF/250FR-20/TR | FOX晶振 | HC49SDLF | MHz Crystal | 25MHz | ±50ppm |
| FOXSDLF/250FR-20/TR | FOX晶振 | HC49SDLF | MHz Crystal | 25MHz | ±50ppm |
| FX425B-12.000 | FOX晶振 | FX425B | MHz Crystal | 12MHz | ±50ppm |
| FX425B-12.000 | FOX晶振 | FX425B | MHz Crystal | 12MHz | ±50ppm |
| FX425B-12.000 | FOX晶振 | FX425B | MHz Crystal | 12MHz | ±50ppm |
| FQ5032B-18.432 | FOX贴片石英晶振 | C5BQ | MHz Crystal | 18.432MHz | ±30ppm |
| FQ5032B-18.432 | FOX晶振 | C5BQ | MHz Crystal | 18.432MHz | ±30ppm |
| FQ5032B-18.432 | FOX晶振 | C5BQ | MHz Crystal | 18.432MHz | ±30ppm |
| FX252BS-24.000 | FOX晶振 | FX252B | MHz Crystal | 24MHz | ±50ppm |
| FX252BS-24.000 | FOX晶振 | FX252B | MHz Crystal | 24MHz | ±50ppm |
| FX252BS-24.000 | FOX晶振 | FX252B | MHz Crystal | 24MHz | ±50ppm |
| FQ7050BR-7.3728 | FOX晶振 | C7BQ | MHz Crystal | 7.3728MHz | ±50ppm |
| FQ7050BR-7.3728 | FOX晶振 | C7BQ | MHz Crystal | 7.3728MHz | ±50ppm |
| FQ7050BR-7.3728 | FOX晶振 | C7BQ | MHz Crystal | 7.3728MHz | ±50ppm |
| FX122-327 | FOX晶振 | FX122 | kHz Crystal (Tuning Fork) | 32.768kHz | - |
| FX122-327 | FOX晶振 | FX122 | kHz Crystal (Tuning Fork) | 32.768kHz | - |
| FX122-327 | FOX晶振 | FX122 | kHz Crystal (Tuning Fork) | 32.768kHz | - |
| FOXSLF/115-20 | FOX晶振 | HC49SLF | MHz Crystal | 11.0592MHz | ±50ppm |
| FOXSLF/250F-20 | FOX晶振 | HC49SLF | MHz Crystal | 25MHz | ±50ppm |
| FOXSLF/147-20 | FOX晶振 | HC49SLF | MHz Crystal | 14.7456MHz | ±50ppm |
| FOXSLF/073-20 | FOX晶振 | HC49SLF | MHz Crystal | 7.3728MHz | ±50ppm |
| FOXSLF/160-20 | FOX晶振 | HC49SLF | MHz Crystal | 16MHz | ±50ppm |
| FOXSLF/160 | FOX晶振 | HC49SLF | MHz Crystal | 16MHz | ±50ppm |
| FOXSLF/080 | FOX晶振 | HC49SLF | MHz Crystal | 8MHz | ±50ppm |
| FOXSLF/128-20 | FOX晶振 | HC49SLF | MHz Crystal | 12.288MHz | ±50ppm |
| FOXSLF/245F-20 | FOX晶振 | HC49SLF | MHz Crystal | 24.576MHz | ±50ppm |
| FOXSLF/040A | FOX晶振 | HC49SLF | MHz Crystal | 4MHz | ±50ppm |
| FOXSLF/120 | FOX晶振 | HC49SLF | MHz Crystal | 12MHz | ±50ppm |
| FOXSLF/0368-20 | FOX晶振 | HC49SLF | MHz Crystal | 3.6864MHz | ±50ppm |
| FOXSLF/240F-20 | FOX晶振 | HC49SLF | MHz Crystal | 24MHz | ±50ppm |
| FOXLF250F-20 | FOX晶振 | HC49ULF | MHz Crystal | 25MHz | ±50ppm |
| FOXLF120-20 | FOX晶振 | HC49ULF | MHz Crystal | 12MHz | ±50ppm |
| FOXLF160 | FOX晶振 | HC49ULF | MHz Crystal | 16MHz | ±50ppm |
| FOXLF160-20 | FOX晶振 | HC49ULF | MHz Crystal | 16MHz | ±50ppm |
| FOXLF040A | FOX晶振 | HC49ULF | MHz Crystal | 4MHz | ±50ppm |
| FOXLF0368-20 | FOX晶振 | HC49ULF | MHz Crystal | 3.6864MHz | ±50ppm |
| FOXSLF/143-20 | FOX晶振 | HC49SLF | MHz Crystal | 14.31818MHz | ±50ppm |
| FOXSDLF/143-20 | FOX晶振 | HC49SDLF | MHz Crystal | 14.31818MHz | ±50ppm |
| FOXSDLF/143-20 | FOX晶振 | HC49SDLF | MHz Crystal | 14.31818MHz | ±50ppm |
| FOXSDLF/143-20 | FOX晶振 | HC49SDLF | MHz Crystal | 14.31818MHz | ±50ppm |
随着需求的增长福克斯公司历程几番磨难，推出了编码FX252BS-27.000，型号FX252B，尺寸为2520mm，频率为27MHz ，精度±50ppm ，石英晶体，SMD晶体，负载电容 20pF ，脚位4-SMD，产品具备良好的稳定性能，比较适合用于无线网络，仪器设备，通信模块等领域.
