LNO 640 B1 is a low noise and low power OCVCSO (Oven Controlled, Voltage controlled, SAW Oscillator) at 640 MHz.
It is designed for lab environment (test equipment, shelter, ground based military equipment, etc.).
The 640MHz signal is generated from a 320MHz fundamental frequency multiplied by 2.
LNO 640 B1 is available in a 95mm x 76mm x 23mm package.