FairviewMicrowave FMSN3901 USB频率合成器PLL（锁相环），工作频率范围为25 MHz至6 GHz，带SMA输出

Frequency range: 0.025 ~ 6GHz
Phase Locked Speed: 1µs
Phase Noise @100kHz Offset: -86dBc/Hz
2nd Harmonic: -24.66 dBc
3rd Harmonic: -10.66 dBc
4th Harmonic: -34.5 dBc
Reference Frequency: 5~100MHz
Reference Power (CW): 0 ~ 15dBm  
Internal Reference Frequency: 50MHz
Internal Reference Accuracy: 0.5ppm

datasheet