CFPO11
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Micro high stability surface mount OCXO
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Miniature OCXO for where performance versus space is at a premium. Frequency
range from 5MHz to 40MHz. 3.3V, 5V & 12V supply.
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Product description
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The CFPO11 series of oscillators are designed with direct heating on a single board. They are
optimized designs for Stratum 3E & 3 timing modules, in a SMD package.
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Applications
• Base stations
• LTE networks
• Small cells
• Time & frequency reference
• WiMAX/WiBro
• SONET/SDH
• Stratum 3 & 3E timing modules
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Features
• Excellent phase noise performance
• Excellent temperature stability
• Hold over better than 10µs over 24 hours
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Specifications
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1.0
Line
1.1
1.2
1.3
1.4
1.5
1.6
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SPECIFICATION REFERENCES
Parameter
Model Description
RoHS compliant
Package size available
Package size available
Package size available
Package size available
Description
CFPO11
Yes. Part number with suffix 'LF'
25.0mm x 22.0mm x 15.0mm (package 25AS, non-hermetic)
25.0mm x 22.0mm x 12.0mm (package 25LP, non-hermetic)
25.0mm x 22.0mm x 10.5mm (package 25LP, non-hermetic)
25.0mm x 22.0mm x 15mm (package 25LP, non-hermetic)
2.0
Line
2.1
2.2
2.3
2.4
2.5
FREQUENCY CHARACTERISTICS
Parameter
Frequency range
Frequency stability
over temperature
Supply voltage
stability
Load sensitivity
Long term stability
Refer to part number builder for long term stability (30 days after
operation) and associated order codes: values shown per year
Test Condition
Standard frequencies: 10; 12.8; 13; 16.384; 20; 26MHz
See part number builder diagram for frequency stabilities vs
temperature range and associated order codes
Frequency stability vs supply voltage change (±5%) and load
change (1 to 2 HCMOS)
Value
5 to 40
10 to 100
±5 max
5 max
30 to 300
Unit
MHz
ppb
ppb
ppb
ppb
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3.0
Line
3.1
3.2
3.3
3.4
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POWER SUPPLY
Parameter
Supply voltage
Power consumption
Power consumption
Warm-up time
Test Condition
Standard supply voltage (optional: 3.3V or 12V)
Warm-up
25◦C (calm air)
To within
±10ppb
with reference to frequency after 1 hour
Value
5
2.5 max
1.5 max
5 max
Unit
V
W
W
mn
Page 1
4.0
Line
4.1
4.2
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CONTROL VOLTAGE
Parameter
Frequency tuning
Linearity
Test Condition
See attached table (part number builder) for frequency
adjustment and associated order codes
Value
0.5 to 2
10 max
Unit
ppm
%
5.0
Line
5.1
5.2
5.3
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OSCILLATOR OUTPUT-HCMOS
Parameter
Output waveform
Duty cycle
Rise and fall times
Test Condition
HCMOS
50%±5%
≤10ns
10 to 90
%
Value
Unit
6.0
Line
6.1
PHASE NOISE
Parameter
SSB phase noise
power density at 1Hz
offset
SSB phase noise
power density at
10Hz offset
SSB phase noise
power density at
100Hz offset
SSB phase noise
power density at 1kHz
offset
SSB phase noise
power density at
10kHz offset
SSB phase noise
power density at
100kHz offset
Test Condition
Typical values for a 10MHz oscillator at 25°C
Value
-95
Unit
dBc/Hz
6.2
Typical values for a 10MHz oscillator at 25°C
-125
dBc/Hz
6.3
Typical values for a 10MHz oscillator at 25°C
-145
dBc/Hz
6.4
Typical values for a 10MHz oscillator at 25°C
-150
dBc/Hz
6.5
Typical values for a 10MHz oscillator at 25°C
-152
dBc/Hz
6.6
Typical values for a 10MHz oscillator at 25°C
-155
dBc/Hz
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7.0
Line
7.1
7.2
7.3
7.4
7.5
7.6
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OTHER FEATURES
Parameter
Reference voltage,
Vref
Reference voltage,
Vref
Reference voltage,
Vref
Retrace
Sub-harmonics
Spurious
Test Condition
with 3.3V supply
with 5.0V supply
with 12V supply = 4.0V±0.2V
After 24 hours off after 60 minutes on
Value
2.7 to 2.9
3.8 to 4.2
3.8 to 4.2
10 max
-25 max
-80 max
Unit
V
V
V
ppb
dBc
dBc
8.0
Line
8.1
8.2
8.3
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ENVIRONMENTAL INFORMATION
Parameter
Shock
Vibration
Storage temperature
Description
Half sine 50g 11ms / 3 per direction, IEC 68-2-27 test Ea. / severity 50A
Vibration - 10g / 10 - 500Hz, IEC 68-2-06 test Fc. / severity 500 / 10
-45°C to 85°C
9.0
Line
9.1
9.2
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MARKING
Parameter
Type
Line 1
Description
Printed label on can (See marking diagram)
RAKON or customer logo
Page 2
10.0
Line
10.1
10.2
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MANUFACTURING INFORMATION
Parameter
Reflow shift
Packaging description
Description
Reflow soldering
Parts supplied on tape and reel
11.0
Line
11.1
NOTES
Parameter
1
Description
Standard frequencies: 10, 12.8, 13, 16.384, 20, 26MHz
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Page 3
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