Space Qualified OCXO Plus – 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 @ 10 MHz
@ 1 Hz offset
@ 10 Hz offset
@ 100 Hz offset
@ 1 kHz offset
@ 10 kHz offset or greater
Allan variance
@ 0.1 s
@1s
@ 10 s
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
Retrace
Electrical tuning (Vctrl pin)
Relative pulling frequency range
Input impedance
Voltage range Option
Reference voltage (Vref pin)
Nominal value
Supply voltage (Vcc pin)
Voltage range
Supply power @ 25 ° under vacuum
C
Supply power @ warm up
V
DC
W
W
9.5
12
15.75
2
7
V
DC
7.5
8.5
ppb
Ω
V
DC
±200
10k
0
8
±500
ppb
ppb
ppb
ppb
ppb
ppb
10
±1
0.1
0.1
20
2
ppb
ppb
ppb
0.002
0.002
0.01
ppb
ppb
ppb
ppb
ppb
– 110
– 135
– 145
– 150
– 155
MHz
dBm
dBc
dBc
5
5
10
40
8
– 40
– 80
Unit
Minimum
Typical
Maximum
6/6
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party without obtaining prior written permission from TEMEX.
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