Oven Controlled Crystal Oscillator
OX-042
OX-042
Features
• Low G-Sensitivity
• Low Phase Noise
• High Stability
• SC-Cut Crystal Standard
• Vectron’s Patented (US Patent 6,984,925) QRM Crystal
Technology
• Frequency Range: 3 MHZ to 20 MHZ
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Applications
Military
Radar
Test Equipment
Frequency Synthesizers
Position Location
Satellite Communications
Performance Specifications
Parameter
With Standard Crystals
With QRM Crystals
Min
3
8
Typ
Max
20
15
Units
MHz
MHz
Condition
Available Frequencies
G-Sensitivity Performance
G Sensitivity w\QRM crystal ≥ 10 MHz
G Sensitivity w\std. crystal ≥ 10 MHz
(No mechanical resonances out to 2KHz)
0.2
2.0
ppb/g
ppb/g
Degrades to 0.4 ppb/g @ 8 MHz
Degrades to 4.0 ppb/g @ 3 MHz
G sensitivity specified as Total Gamma
Frequency Stabilities
1
vs. operating temperature range
(referenced to +25°C)
-30
-25
-20
-10
-100
-2.0
-2.0
-0.3
-50
-30
+30
+25
+20
+10
+100
+2.0
+2.0
+0.3
+50
+30
5
ppb
ppb
ppb
ppb
ppb
ppb
ppb
ppb
ppb
ppb
minutes
-40… +85°C
-40… +70°C
-20… +70°C
0… +70°C
at time of shipment, nominal EFC
Vs ± 5%
Load ± 5%
after 72 hours of operation
after 72 hours of operation
to ± 10ppb of final frequency
(1 hour reading) @ +25°C
Initial Tolerance
vs. supply voltage change
vs. load change
vs. aging / daily
vs. aging / 1 year
vs. aging / year (following years)
Warm-up Time
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Performance Specifications
Parameter
Supply voltage (Standard-Opt A)
Supply voltage (Standard-Opt B)
Oven Power Consumption
Min
14.25
11.4
Typ
15.0
12.0
Max
15.75
12.6
6.0
3.0
Units
VDC
VDC
Watts
Watts
Condition
18 & 24 VDC options available
18 & 24 VDC options available
during warm-up
steady state @ +25°C
Supply Voltage (Vs)
RF Output
Signal
Load
Output Power
Harmonics
Tuning Range
Tuning Range
Linearity
Tuning Slope
Control Voltage Range
Phase Noise
3
(@5 MHZ)
(under static conditions - no vibration)
0.0
2.5
±0.75
±0.2
±1.0
±0.5
+7.0
-30
±2.0
±1.0
20
Positive
5.0
VDC
Sinewave
50
ohm
dBm
dBc
ppm
ppm
%
50 ohm load
50 ohm load
Internal mechanical
Electronic frequency control
Frequency Tuning (Internal Mechanical)
Frequency Tuning (EFC - optional)
Additional Parameters
1
-115
-140
-155
-166
-168
-100
-133
-155
-166
-168
-105
-137
-152
-163
-165
-95
-127
-152
-163
-165
100
28
short
-55
-55
open
+85
+125
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
g
VDC
ohm
°C
°C
1 Hz
10 Hz
100 Hz
1 KHz
10 KHz
1 Hz
10 Hz
100 Hz
1 KHz
10 KHz
Phase Noise
3
(@ 10 MHZ)
(under static conditions - no vibration)
Weight
Supply voltage (Vs)
Output Load
Operable temperature range
Storage temperature range
Shock - operating
Shock - endurance
Sine Vibration - operating
Sine Vibration - endurance
Random Vibration - operating
Random Vibration - endurance
Seal
Absolute Maximum Ratings
Environmental Specifications
Mil-STD-202, Method 213, Condition J, 30G, 11 ms half-sine impulse
Mil-STD-202, Method 213, Condition C, 100G, 11 ms half-sine impulse
Mil-STD-202, Method 204, Condition C, 10 G to 2 kHz
Mil-STD-202, Method 204, Condition D, 20 G to 2 kHz
Mil-STD-202, Method 214, Condition C, 10.7 Grms to 2 kHz
Mil-STD-202, Method 214, Condition H, 34 Grms to 2 kHz
Mil-STD-202, Method 112, Condition D (not applicable to units with SMA connector)
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Outline Drawing / Enclosure
Dimensions in inches
Type A
Code
0
1
Height “H” max
1.04
0.80
Pin Connections
1
2
3
4
5
Electronic Frequency Control (EFC) (optional)
No Connection
RF Output
Ground (Case)
Supply Voltage Input (Vs)
Dimensions in inches
Type B
Code
2
Height “H” max
1.04
Pin Connections
1
2
3
Supply Voltage Input (Vs)
Ground (Case)
Electronic Frequency Control (EFC) (optional)
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Ordering Information
OX - 042 0 - A E T-108
Product Family
OX: OCXO
Package
50 x 50 mm
Configuration\Height
0: A1.04 inches
1: A0.80 inches
2: B1.04 inches
0 - 10M0000000
Frequency
Platform Code
Low G, EFC option
0: Std Crystal, No EFC
1: Low G-QRM Crystal, No EFC
2: Std Crystal, w\EFC
3: Low G-QRM Crystal, w\EFC
Temperature Range / Stability Code
E-308: -40°C to +85°C, ±30ppb
D-258: -40°C to +70°C, ±25ppb
J-208: -20°C to +70°C, ±20ppb
T-108: 0°C to +70°C, ±10ppb
Supply Voltage
A: 15 Vdc
B: 12 Vdc
RF Output Code
E: Sinewave
Notes:
1. Contact factory for improved stabilities or additional product options. Not all options and codes are available at all
frequencies.
2. Unless other stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency
control voltage, load, temperature (25°C).
3. Phase noise degrades with increasing output frequency.
4. Subject to technical modification.
5. Contact factory for availability.
For Additional Information, Please Contact
Vectron International
267 Lowell Road
Hudson, NH 03051
Tel: 1.888.328.7661
Fax: 1.888.329.8328
USA:
Vectron International
Landstrasse, D-74924
Neckarbischofsheim, Germany
Tel: +49 (0) 3328.4784.17
Fax: +49 (0) 3328.4784.30
Europe:
Vectron International
1F-2F, No 8 Workshop, No 308 Fenju Road
WaiGaoQiao Free Trade Zone
Pudong, Shanghai, China 200131
Tel: 86.21.5048.0777
Fax: 86.21.5048.1881
Asia:
Disclaimer
Vectron International reserves the right to make changes to the product(s) and or information contained herein without notice. No liability is assumed as a result of their use or application.
No rights under any patent accompany the sale of any such product(s) or information.
Rev: 8/18/2009 daf
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
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