SMD/SMT 5x3mm or 5x7mm photo for each part will show which size it is
3.3Vdc Supply Voltage
This Family of Miniature, Low-Profile Surface Mount Oscillators are Housed in a Ceramic Leadless Chip Carrier with a Seam Welded Metal Lid for High Reliability and Long Term Stability.
The Metal Lid is Grounded via the Package to Assist with EMI Emission Control, Gold Plated Pads