OCXO

SPACE OCXO Space qualified OCXO – Oven Controlled Crystal Oscillator, Flat pack General Specification (rev1) Features...........................................................................................2 Applications .....................................................................................2 Environmental conditions .................................................................2 Mechanical characteristics ...............................................................3 Performance characteristics .............................................................4 OCXO Space qualified OCXO – Oven Controlled Crystal Oscillator December, 5th 2007 General Specification (rev1) Features • • • • • • • • • • • • Frequency Range : 30 MHz to 100 MHz Low consumption Supply Voltage : +9V or +12V W arm up Consumption : 2Watt Maximum Steady state Consumption under vacuum : 0.65 Watt Overall Frequency Stability vs. Operating Temperature Range from +/– 0.2 ppm to +/– 0.5 ppm under vacuum Ageing per year : +/– 0.3 ppm ; +/– 2 ppm over 15 years typical Output Wave Form : sine 50 Ohms Output Level : from 0 to 8 dBm Compatible with Flatpack TCXO pin-out : 25 x 25 mm Manufacturing in accordance with MIL-PRF-55310 (Class 1, type 4, level S) Based on SMD Discrete components technology Applications Recommended for frequency reference Environmental conditions Parameters Operating temperature range Storage temperature range Shocks (half sine) Sine vibration Random vibration Radiation Unit ° C ° C Minimum – 20 – 55 Typical Maximum + 70 + 125 900g, 0.3ms 20g as per MIL-STD-202, Method 204, Condition D 50 Grms as per MIL-STD-202, Method 214, Condition I-F Up to 100 kRad total dose 2/4 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX. OCXO Space qualified OCXO – Oven Controlled Crystal Oscillator December, 5th 2007 General Specification (rev1) Mechanical characteristics Figure 1 : Oscillator outline Pin description Pin number 1-3 2 4 – 5 – 8 - 9 – 10 - 11 6 13 Name GND Vcc NC Vc Fout Function Electrical & Mechanical Ground Supply Voltage Voltage control for electric tuning Frequency Output 3/4 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX. OCXO Space qualified OCXO – Oven Controlled Crystal Oscillator December, 5th 2007 General Specification (rev1) Performance characteristics Electrical Parameters Frequency output Nominal frequency range Output level (50 Ω load) Harmonics level Spurious (offset > 50 Hz) Phase noise in static conditions @ 100 MHz @ 1 Hz offset @ 10 Hz offset @ 100 Hz offset @ 1 kHz offset @ 10 kHz offset or greater Allan variance @ 1s Free running mode (Vctrl pin NC) Initial setting Stability vs. temperature Stability vs. 5 % supply voltage variation Stability vs. 10 % load variation Aging over first year Aging over 15 years Electrical tuning (Vctrl pin) Relative pulling frequency range Input impedance Bandwidth Linearity Supply voltage (Vcc pin) Voltage range Supply power @ 25 ° under vacuum C Supply power @ warm up Warm up time VDC W W mn 8.5 9 12.6 0.65 2 10 ppm Ω Hz % ± 2.5 10k 1k 20 ppm ppm ppm ppm ppm ppm 0.2 0.25 0.5 0.01 0.01 0.3 2 ppb 0.02 dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz –55 –85 – 115 – 145 – 155 MHz dBm dBc dBc 30 0 40 100 8 – 25 – 80 Unit Minimum Typical Maximum 4/4 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX.