Ultra Low Noise Oven Controlled Crystal Oscillator, General Specification (rev1) Features...........................................................................................2 Applications .....................................................................................2 Environmental conditions .................................................................2 Mechanical characteristics ...............................................................3 Performance characteristics.............................................................4 Ultra Low Noise Oven Controlled Crystal Oscillator General Specification (rev1) th December 5 , 2007 Features • • • • • • • • Ultra Low Noise (ULN), Oven Controlled, Voltage Controlled, Crystal Oscillator (OCVCXO) Frequency range : 80 to 125 MHz Ultra low phase noise @ 100 MHz : - 158 dBc/Hz @ 1 kHz offset - 174 dBc/Hz @ 10 kHz offset (noise floor) Operating temperature range : [−40 – +85 °C] Supply voltage up to 28 V Airborne environment 7-pin machined package with inner shock absorbers + SMA connector for the frequency output Typical phase noise @ 100 MHz (static conditions): Applications Airborne military equipment Radar & Telecom Environmental conditions Parameters Unit Minimum Typical Maximum Operating temperature range 1 °C – 20 + 70 Operating temperature range 2 °C – 40 + 85 Storage temperature range °C – 55 + 125 Relative humidity Up to 100% at Ta = 0°C to 85°C without condensing Vibration, random As per MIL-STD-810, Issue F (cat 5) Vibration, sine As per MIL-STD-810, method 519.5 procedure IV Acceleration As per MIL-STD-810, method 513.5 procedures I,II and III Shock (half sine) As per MIL-STD-810, method 516.5 procedure I 2/5 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. Ultra Low Noise Oven Controlled Crystal Oscillator General Specification (rev1) th December 5 , 2007 Mechanical characteristics Figure 1 : Oscillator outline Pin description Pin number Name Function 1 Vcc oven Supply voltage of oven 2 Ground oven Ground of oven 3 Oven alarm Oven alarm 4 Vcc RF Supply voltage 5 Vc Electrical & mechanical ground 6 Vref Reference voltage 7 Ground, case Ground of RF 8 SF Output signal 3/5 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. Ultra Low Noise Oven Controlled Crystal Oscillator General Specification (rev1) th December 5 , 2007 Performance Characteristics Electrical Parameters Unit Minimum Typical Maximum Nominal frequency range MHz 80 100 125 Output level (50 Ω load) dBm 11 13 Frequency output (SMA Connector) Output VSWR (Fo ± 1.5 MHz) 15 - 2:1 Harmonics level dBc – 30 Spurious (offset > 50 Hz) dBc – 70 Phase noise in static conditions @ 100 MHz @ 10 Hz offset dBc/Hz -105 - 100 @ 100 Hz offset dBc/Hz -135 - 130 @ 1 kHz offset dBc/Hz -163 - 158 @ 10 kHz offset or greater dBc/Hz -176 - 174 Phase noise in static conditions @ 120 MHz @ 10 Hz offset dBc/Hz - 93 @ 100 Hz offset dBc/Hz - 123 @ 1 kHz offset dBc/Hz - 155 @ 10 kHz offset or greater dBc/Hz - 172 @ 25 Hz offset (resonance) /g 2.5 10 @ 100 Hz offset /g 4.5 10 @ 1 kHz offset /g 2.5 10 g-sensitivity -9 -11 -12 Free running mode (Vctrl pin NC) Initial setting ppm ± 0.15 ± 0.25 Stability vs. temperature (op temp range 1) ppm ± 0.02 ± 0.05 Stability vs. temperature (op temp range 2) ppm ± 0.2 ± 0.7 Stability vs. 5 % supply voltage variation ppm ± 0.01 Stability vs. 10 % load variation ppm ± 0.01 Aging over first year ppm ± 0.5 Aging over 10 year ppm ±2 Retrace ppm ± 0.1 ppm ±2 Electrical tuning (Vctrl pin) Relative pulling frequency range Ω 10 k Voltage range Option A VDC -5 5 Voltage range Option B VDC 0 10 VDC 9.5 Input impedance Reference voltage (Vref pin) Nominal value 10 10.5 Relative variation vs. temperature % ±1 Relative variation over 10 years % ±1 4/5 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. Ultra Low Noise Oven Controlled Crystal Oscillator General Specification (rev1) Electrical Parameters th December 5 , 2007 Unit Minimum Typical Maximum Voltage range VDC 14.5 Supply current @ 25 °C mA 15 15.5 150 170 Supply current @ warm up mA 470 530 Warm up time mn Supply voltage (Vcc pin) 5 Figure 2 : Phase noise curves @ 100 MHz Above is represented in yellow, the theoritical curve of the phase noise in static conditions and in black the phase noise in dynamic conditions. Figure 3 : G-sensitivity of the oscillator Above is represented the g-sensitivity of the oscillator 5/5 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.