
C4550
OCXO
Vectron International 
· 
www.vectron.com
v.2005-02-04 · page 1 of 4
Vectron International
Headquarters
267 Lowell Road
Hudson, New Hampshire 03051
+1-888-328-7661 tel
+1-888-329-8328 fax
Vectron International LLC.
100 Watts Street
Mount Holly Springs, PA 17065
USA
+1 717-486-3411 tel 
+1 717-486-5920 fax
Vectron international GmbH & Co. KG
Landstrasse
D-74924 Neckarbischofsheim
Germany
+49-07268-801-0 tel
+49-07268-801-281 fax
Vectron Asia Pacific Sales Office
Unit 3119 31st Floor, Jin Mao Tower, 88 
Century Boulevard, Shanghai, 
P.R. China 200120
 +86 21 28909740 tel.
 +86 21 28909240 fax
Typical Applications
Base Stations
Test Equipment
Synthesizers
Digital Switching
Features
Surface Mount Package Optional
Reflow Process Compatible Optional
AT-Cut and SC-Cut Crystal Options
Low Profile Compact Package
Previous Vectron Model Numbers
4853, 4853S, 4597, 4597S, 
4859, 4859S, 4877, 4877S
Frequency range
10 MHz – 100 MHz
Standard frequencies
10; 12.8;13; 16.384;20; 32.768MHz; 100Mhz
Frequency stabilities
1
  [AT Cut Crystal – Standard]
Parameter
Min
Typ
Max.
Units
Operating temp 
range
0 … +70°C
-20 … +70°C
-40 … +70°C
-40 … +85°C
Ordering Code
vs. operating temperature range
(Referenced to +25°C)
-50
-100
-150
-200
Min
-300
-10
-10
-2.0
-500
-250
+50
+100
+150
+200
Max.
+300
+10
+10
+2.0
+500
+250
3
ppb
ppb
ppb
ppb
Units
ppb
ppb
ppb
ppb
ppb
ppb
minutes
C508
D107
E157
F207
Parameter
Initial tolerance 
vs. supply voltage change 
vs.  load change 
vs.  aging    /1 day
vs   aging    /1 Year
vs.  aging    / year (following Years)
Warm-up Time
Typ
Condition
at time of shipment, nominal EFC
V
S
 ± 5%
Load ± 5%
after 72 hours of operation
after 72 hours of operation
to 
±
 100ppb of final frequency (1 hour reading) 
@ +25°C
Frequency stabilities
1
  [SC Cut Crystal – Option]
Parameter
Min
Typ
Max.
Units
Operating temp 
range
0 … +70°C
-20 … +70°C
-40 … +70°C
-40 … +85°C
Ordering Code
vs. operating temperature range
(Referenced to +25°C)
-10
-20
-25
-30
Min
-100
-5.0
-5.0
-1.0
-100
-50
+10
+20
+25
+30
Max.
+100
+5.0
+5.0
+1.0
+100
+50
3
ppb
ppb
ppb
ppb
Units
ppb
ppb
ppb
ppb
ppb
ppb
minutes
C108
D208
E258
F308
Parameter
Initial tolerance 
vs. supply voltage change 
vs.  load change 
vs.  aging    /1 day
vs   aging    /1 Year
vs.  aging    / year (following Years)
Warm-up Time
Typ
Condition
at time of shipment, nominal EFC
V
S
 ± 5%
Load ± 5%
after 72 hours of operation
after 72 hours of operation
to 
±
 10ppb of final frequency (1 hour reading) @ 
+25°C
Supply voltage (Vs)
Parameter
Supply voltage [Standard]
Supply voltage [Option]
Supply voltage [Option]
Power consumption 
Min
4.75
11.4
3.135
Typ
5
12.0
3.3
Max.
5.25
12.6
3.465
3.0
1.0
Units
VDC
VDC
VDC
Watts
Watts
Condition
Ordering Code
SV050
SV120
SV033
during warm-up
steady state @ +25°C