The ROX2522S4 is an OCXO Stratum 3E fully compliant. Frequencies available are from 10MHz to 40MHz, and power supply options are 3.3V, 5V & 12V. These 25 x 22 mm package series of oscillators are designed with direct heating on a single board.
Small form factor
Hold over below 50 µs over 24 hours, including temperature change
Standard frequencies: 10, 12.8, 13, 20, 24.576, 26 and 40 MHz
Package height options: 11.5 and 15.2 ( Hermetic package) mm
IEEE 1588: G.8263, G.8273.x
Stratum 3E timing modules
Time and frequency references