C4550
Stratum 3E
Typical Applications
SONET/SDH Transmission Systems
Features
Low Profile, Compact Package
Stratum 3E Stability
SC-Cut Crystal
OCXO
Nominal Frequency:
Initial Accuracy (Time of Shipment) :
Frequency stabilities
Parameter
12.800 MHZ, 20.000 MHz
±
1.5 ppm @ Time of Shipment
Value
Condition
vs. operating temperature range
vs. supply voltage
vs. short-term
vs. holdover / Day
vs. aging / 20 Years
RF output
Parameter
±
10 ppb
< ± 2 ppb
1e-11/sec
< ± 1 ppb
< ± 2.0 ppm
See Ordering Information.
1% change in voltage
Allan Variance 1 sec Tau
<±3°C change in 24hrs
Value
Condition
Waveform
Load
Duty Cycle
Rise/Fall Time
Supply Voltage
Parameter
HCMOS
15 pF
40/60%
<10nSec
@50% level
10% to 90% level
Value
Condition
Supply voltage (Vs)
Power consumption steady state
Power consumption during warm up
Additional Parameters
Parameter
See Ordering Information.
< 1 watts
< 3 watts
@ 25°C
(See Note 2)
Value
Condition
Phase Noise
Warm-up time
<-130 dBc/Hz
<-145 dBc/Hz
<-150 dBc/Hz
<-150 dBc/Hz
< 3min
100Hz
1KHz
10KHz
100KHz
@25°C to final frequency
(1 Hour) within ± 0.1ppm
Notes
1
Unless otherwise stated all values are valid after warm-up time and refer to typical conditions
for supply voltage, frequency control voltage, load, temperature (25°C)
2
For -40 to +85C temperature ranges, 3.3 watts of power is required.
Vectron International
·
www.vectron.com
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Rev. 6/29/11
Vectron international GmbH & Co. KG
Landstrasse
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Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
v.2011-06-29 · page 1 of 2
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VECTRON [ Vectron International, Inc ]
