This part is a kind of semiconductor called C3310.

Function of this product has Low Phase Noise Build in PLL-Circuit.

Manufacturers : Vectron International

Image and pinout :

Some of the text within the PDF file :

C3310 Typical Applications Base Stations Test + Measurement FCXO Features Surface Mount Package Reflow Process Compatible Low Phase Noise Build in PLL-Circuit Output Frequency range Standard frequencies 10 MHz – 160 MHz 10; 25; 26; 39.3216; 52; 56; 61.44;77.76; 104 MHz 122.88; 153.6; 155.52; 160 MHz Reference Frequency Parameter Input frequency Parameter Signal Reference Level Reference Input Impedance Min 2 Min 0.5 2 Typ Typ HCMOS Max. 100 Max. 4 Units MHz Units Vpp kΩ Condition ± 2 ppm Ordering Code Condition IFH HCMOS / similar sinewave 5 Output Frequency Parameter output frequency Signal Load Rise and Fall time Duty cycle Min 10 Typ HCMOS 15.0 40 5 60 Max. 160 Units MHz pF ns % Condition Ordering Code RFH @ 15 pF 10 to 90 % @ Vs/2 5 Supply voltage (Vs) P [ ... ]

C3310 PDF Datasheet Download