VFTDR Series
Double Oven Ultra Precision OCXO
Product Data Sheet
Features
•
•
•
•
•
•
•
Smallest Size (1"x 1" x 0.5")
Lowest Power Consumption (1Wa)
Fastest Warm-up Time (5 min) in its class
-0
Superb Frequency Stability ( ± 1x10 over
temp)
-10
-8
Low Aging (2x10 /day, 2x10 /year)
HCMOS/TTL or Sine Wave output
Standard Frequencies: 5 MHz, 10 MHz ,
12.8 MHz
Applications
•
•
•
•
Telecommunication Systems
Data Communications
Stratum 11, 111E
+
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
Input Break
Vcc
Down Voltage
Storage temper.
Ts
Control Voltage
Vc
Electrical
Frequency
F
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
±10
1
2E-10
2E-8
1E-11
-120
-150
-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
VFTDR
5.0
12V±5% optional
steady state, 25°C
1.0
steady state, -30°C
2.0
start-up @ -30°C
2.5
Load
10KOhm//15pF (HCMOS/TTL), 50 Ohm (Sinewave)
Warm-up time
to 0.01ppm accuracy
5
minutes
τ
Output Waveform
3.3V HCMOS/TTL compatible or Sinewave (>+7dBm)
-25dBm Harmonics at sine
Control voltage
Vc
0
4.0
V
Option “V”
Pull range
from nominal F
±0.5
±1
ppm
Option “V”
Deviation slope
Monotonic, posit
0.4
ppm/V
Option “V”
Setability
Vc0
@25°C, Fnom.
1.0
2.0
3.0
V
Option “V”
Environmental and Mechanical
Operating temp. range
-30°C to 70°C Standard, Other options – see chart below
Mechanical Shock
Per MIL-STD-202, 30G, 11ms
Vibration
Per MIL-STD-202, 5G to 2000 Hz
Soldering Conditions
230°C for 10s Max
Electrical Connections
Pin Out
Pin #1- Output; Pin #2- GND; Pin #3- Vc; Pin #4 - Vref ; Pin#5 - Vcc – 1 inch square
Pin#1 – Vc; Pin#2 – Vref; Pin#3 – Vcc; Pin#4 – Output; Pin#5 – GND – “europack”
Retrace
G-sensitivity
Input Voltage
Power consumption
Vcc
P
±1
±1.0
5.25
1.2
ppb
ppb/G
V
W
Creating a Part Number
Package
Code
E
1
FREQUENCY, MHz
Specification
Europack
1 inch square
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
05
5E-11
10
1E-10
20
2E-10
50
5E-10
19
1E-9
Tuning
Code
V
C
Output
Code
T
S
Specification
Electrical
N/A
Specification
TTL
Sinewave
Not all combinations are available.
Consult factory.
Supply Voltage
Code
Specification
5
5V ± 5%
2
12V ± 5%
Rev 12/05
2
75 South Street, Hopkinton, MA 01748
•
800-982-5737
•
508-435-6831
•
FAX 508 435-5289
•
www.valpeyfisher.com
All parameters for 10 MHz
