Space OCXO series RK 4080 pages

Space Oven Controlled Crystal Oscillator
RK 408
10-8 Stability class OCXO
For this product, full and detailed specifications can be delivered on request.
Specific request can be addressed to RAKON info@rakon.fr

Product Description
This Low Noise Space OCXO is designed for Clocks, Navigation and Positioning Systems. It is used
in such applications as GPS receivers, digital cards, onboard calculators, down and up converters,
synthesizers.
This frequency source is featured by remarkable overall frequency stability vs. temperature
range up to ±10 ppb under vacuum, ± 100 ppb per year, power consumption at steady state of
2W under vacuum.
The RK408 is manufactured in accordance with MIL-PRF-55310 (Class 1, type 4, level S), is
available in different packages in a volume of 40x50x20mm.

Features
•
•
•
•
•
•
•
•

•

ITAR-Free
Low phase noise
Frequency Range: 10 MHz to 125 MHz
Supply Voltage: +5V to +12V
Multi-package
Warm up Consumption: 5 W max
Steady state Consumption: 2 W under
vacuum and 3W under atmospheric
pressure
Frequency Stability vs. Operating
Temperature Range: ±10 ppb under
vacuum

•
•
•
•
•

Ageing : ±0.20 ppm over 30 years typical
at 10 MHz
Output Wave Form : sine 50 Ohms
Output Level : from 10 to 12 dBm
Component selected as per ECSS-Q-ST-60C
Materials selected as per ECSS-Q-70
Manufacturing in accordance with:
o MIL-PRF-55310 (Class 1, type 4, level S)
o ECSS-Q-ST-70-08C and ECSS-Q-ST-70-38C

•
•
•

Onboard calculators
Synthesizers
FGU

Applications
•
•
•
•

Transponders
GPS receivers
Navigation
Converters

Specifications
1. Environmental conditions
Parameters
Operating Temperature

Conditions/remarks
Option A
Option B
Option C
Option D
TSo

Min
-5
-20
-40
-40
-40

Nom
25
25
25
25

Max
60
70
75
70
85

Unit
°C
°C
°C
°C
°C

Switch-on Temperature
Non-Operating
Temperature
TNOp
-55
125
°C
Random Vibration
61 Grms
Sine Vibration
Level 61G as per MIL-STD-202, Method 204
Mechanical shock as per MIL-STD-202, Method 213, Condition E (half sine with a
Shocks
peak acceleration of 3000g for duration of 0.3 msec)
Radiation

TID : 100 kRad, low dose rate
No SEL up to LET=60 MeV/mg/cm²

January,17th 2012
Shortform, 51001203.110, Issue A0

Specifications subject to change without notice
1/9

www.rakon.com