VFTDR Series
Double Oven Ultra Precision
OCXO
Features
•
•
•
•
•
•
•
Smallest Size (1"x 1" x 0.5")
Lowest Power Consumption (1W)
Fastest Warm-up Time (5 min) in its class
Superb Frequency Stability ( ± 1x10
-0
over
temp)
Low Aging (2x10
-10
/day, 2x10
-8
/year)
HCMOS/TTL or Sine Wave output
Standard Frequencies: 5 MHz, 10 MHz ,
12.8 MHz
Applications
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Telecommunication Systems
Data Communications
Stratum 2, 3E
+
Rubidium standard replacement
75 South Street, Hopkinton, MA 01748
•
800-982-5737
•
508-435-6831
•
FAX 508 435-5289
•
www.valpeyfisher.com
1
VFTDR Series
Double Oven Ultra Precision
OCXO
Specifications:
Parameter
Symb
Absolute Maximum Ratings
Vcc
Input Break
Down Voltage
Ts
Storage temper.
Vc
Control Voltage
Electrical
F
Frequency
Frequency stability
∆F/F
Aging
Allan Variance
SSB Phase Noise
Condition
Min
-0.5
-40
-1
5.000
vs. Temp.
vs. Supply
per day
per year
.1s to 10s
10 Hz
100 Hz
10 KHz
After 30 minutes
worst direction
4.75
10.000
±0.1
1
2E-10
2E-8
1E-11
-125
-145
-150
Typ
Max
13.0
85
9
12.800
5
Unit
V
°C
V
MHz
ppb
ppb/V
after 30 days
of operation
dBc/Hz
Note
5.0
12V±5% optional
steady state, 25°C
1.0
steady state, -30°C
2.0
start-up @ -30°C
2.5
10KOhm//15pF (HCMOS/TTL), 50 Ohm (Sinewave)
Load
to 0.01ppm accuracy
5
minutes
Warm-up time
τ
3.3V HCMOS/TTL compatible or Sinewave (>+7dBm)
-25dBm Harmonics at sine
Output Waveform
Vc
0
4.0
V
Option “V”
Control voltage
from nominal F
±0.5
±1
ppm
Option “V”
Pull range
Monotonic, posit
0.4
ppm/V
Option “V”
Deviation slope
Vc0
@25°C, Fnom.
1.0
2.0
3.0
V
Option “V”
Setability
Environmental and Mechanical
-30°C to 70°C Standard, Other options – see chart below
Operating temp. range
Per MIL-STD-202, 30G, 11ms
Mechanical Shock
Per MIL-STD-202, 5G to 2000 Hz
Vibration
230°C for 10s Max
Soldering Conditions
Electrical Connections
Pin#1 – Vc; Pin#2 – Vref; Pin#3 – Vcc; Pin#4 – Output; Pin#5 – GND – “europack”
Pin Out
Retrace
G-sensitivity
Input Voltage
Power consumption
Vcc
P
±1
±1.0
5.25
1.2
ppb
ppb/G
V
W
How to Order
VFTDR
FREQUENCY, MHz
Output
Code
T
S
Package
Code
Specification
E
Europack
Temperature Range
Code
Specification
A
0°C to 50°C
B
-10°C to 60°C
C
0°C to 70°C
D
-20°C to 70°C
E
-30°C to 70°C
Temperature Stability
Code
Specification
10
1E-10
20
2E-10
50
5E-10
19
1E-9
Tuning
Code
V
C
Specification
Electrical
N/A
Supply Voltage
Code
Specification
5
5V ± 5%
2
12V ± 5%
Specification
TTL
Sinewave
Not all combinations are
available. Consult factory.
75 South Street, Hopkinton, MA 01748
•
800-982-5737
•
508-435-6831
•
FAX 508 435-5289
•
www.valpeyfisher.com
Rev 2/06
2
All parameters for 10 MHz
Power technology
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