Space Qualified OCXO Plus – Oven Controlled Crystal Oscillator,
December, 5th 2007
General Specification (rev1)
Features
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Case type (s) : 50x50 height 30mm
Frequency range : 10 MHz to 40 MHz
Overall frequency stability vs. temperature range from +/- 2ppb to +/-0.5 ppb under vacuum
Frequency Control Range : depending on spec
Ageing per year : +/- 20 ppb first year
Output wave form : sine 50 Ohms
Output level : 10 dBm
Supply Voltage : +10V or +15V
Power consumption during Warm Up : 6W
Power consumption steady state : 4W atmospheric pressure ; 2W under vacuum
Environmental conditions depending on customer request
Radiation : TDR from 50kRad up to 100 kRad (Si)
FM in accordance with MIL-PRF-55310 rev D
Applications
Recommended for space clock applications, navigation and positioning onboard systems
Environmental conditions
Parameters
Operating temperature range
Storage temperature range
Sine vibration
Random vibration
Acceleration
Shocks (pyrotechnic shock)
Shocks (sawtooth)
Shocks (half sine)
Radiation
Unit
°
C
°
C
Minimum
– 20
– 55
Typical
Maximum
+ 70
+ 125
20g as per MIL-STD-202, Method 204,
Condition D
50 Grms ; 1,7g²/Hz from 100 Hz to 1000Hz
25g
1500g @ 1.5kHz
50g, 11ms
1200g, 11ms
Up to 100 kRad total dose
2/6
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.
Space Qualified OCXO Plus – Oven Controlled Crystal Oscillator,
December, 5th 2007
General Specification (rev1)
Mechanical characteristics
Figure 1 : Oscillator outline 1
Pin number
1
2 – 3 – 4 - 12
6 – 7 – 8 – 13 – 14 – 15
9 – 10 - 5
11
SMA connector
Name
Vc
NC
GND
Vcc
Vref
Fout
Function
Voltage control for electrical tuning
Electrical & mechanical ground
Electrical & Mechanical ground
Power supply
Reference voltage
Frequency output
Table 1 : Pin description 1
3/6
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.
Space Qualified OCXO Plus – Oven Controlled Crystal Oscillator,
December, 5th 2007
General Specification (rev1)
Figure 2 : Oscillator outline 2
Pin number
1
2–6
3
4
5
7
GND
Fout
Vc
Vref
Vcc
Table 2 : Pin description 1
4/6
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.
Name
Function
Oven Alarm
Electrical & mechanical ground
Frequency output
Voltage control for electrical tuning
Reference voltage
Supply voltage
Space Qualified OCXO Plus – Oven Controlled Crystal Oscillator,
December, 5th 2007
General Specification (rev1)
Figure 3 : Oscillator outline 3
Pin number
1
2–6
3
4
5
7
GND
Fout
Vc
Vref
Vcc
Table 3 : Pin description 3
5/6
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.
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