OCXO
Space qualified OCXO – Oven Controlled Crystal Oscillator
General Specification (rev1)
December, 5th 2007
Performance characteristics
Electrical Parameters
Frequency output
Unit
Minimum
Typical
Maximum
Nominal frequency range
Output level (50 Ω load)
Harmonics level
MHz
dBm
dBc
dBc
30
0
40
100
8
– 25
– 80
Spurious (offset > 50 Hz)
Phase noise in static conditions @ 100 MHz
@ 1 Hz offset
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
–55
–85
@ 10 Hz offset
@ 100 Hz offset
– 115
– 145
– 155
@ 1 kHz offset
@ 10 kHz offset or greater
Allan variance
@ 1s
ppb
0.02
Free running mode (Vctrl pin NC)
Initial setting
ppm
ppm
ppm
ppm
ppm
ppm
0.25
0.5
Stability vs. temperature
Stability vs. 5 % supply voltage variation
Stability vs. 10 % load variation
Aging over first year
0.2
0.01
0.01
0.3
Aging over 15 years
2
Electrical tuning (Vctrl pin)
Relative pulling frequency range
Input impedance
Bandwidth
ppm
Ω
± 2.5
10k
1k
Hz
%
Linearity
20
Supply voltage (Vcc pin)
Voltage range
VDC
W
8.5
9
12.6
0.65
2
Supply power @ 25 °C under vacuum
Supply power @ warm up
Warm up time
W
mn
10
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.
TEMEX [ TEMEX ]
