VFTDR Series
OCXO – Double Oven
Europack, HCMOS/SINE
Features
Stratum 2 Compliant
Standard Frequencies: 10 MHz, 12.8MHz
± 0.5 ppb frequency stability over temperature
Ultra Low Jitter and Phase Noise
RoHS Status
Applications
Telecommunication Systems
Rubidium Standard Replacement
Data Communications
Not recommended for new designs. Please see VFOV300.
Electrical Specifications
Parameter
Frequency
Range
Symbol
F
Vs. Operating Temperature
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
Vs. Supply Voltage
Vs. Aging / Day
Vs. Aging / Year
Operating
Temperature
Range
Output
Supply
Voltage
Vcc
0°
-10°
0°
-20°
-30°
±
0.2
0.2
20
Condition
Min
8.0
Typ
10.0
Max
13.8
Unit
MHz
Note
Frequency
Stability
∆F/F
±
0.1
±
0.2
±
0.5
±
0.5
±
1.0
ppb
See How to
Order Chart
ppb/V
ppb
ppb
After 30 days
T
Signal
Level
+50°
Order Code A
+60°
Order Code B
Order Code C
+70°
°C
Order Code D
+70°
Order Code E
+70°
HCMOS / TTL / SINE
4V (HCMOS/TTL), +7dBm min (Sine)
4.75
5.0
5.25
Order Code 5
V
11.4
12.0
12.6
Order Code 2
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevB1208
1
VFTDR Series
OCXO – Double Oven
Europack, HCMOS/SINE
Electrical Specifications
Parameter
Load
Warm up time
SSB Phase
Noise
Retrace
G-sensitivity
Power
Consumption
Control
Voltage
Pullability
Deviation
slope
Setability
Vco
Monotonic, positive
@25C, Fnom.
1.0
P
Vc
Symbol
Condition
Min
Typ
Max
Unit
Note
50 Ohm (Sinewave), 10KOhm / 15pF (CMOS/TTL)
To 0.01ppm accuracy
10Hz
100Hz
10KHz
After 30 minutes
Worst direction
Steady State @ 25°C
Steady State @ -30°C
Start-Up @ -30°C
0
±
0.5
±
1
0.4
2.0
3.0
1.0
2.0
3.5
2
-125
-148
-165
±
1.0
±
1.0
1.2
2.2
4.0
4.0
3
min
dBc/Hz
ppb
ppb/g
W
V
ppm
ppm/V
V
@ 10MHz
How to Order
VFTDR
FREQUENCY, MHz
Output
Temperature Range
Code
A
B
C
D
E
Specification
0°C to 50°C
-10°C to 60°C
0°C to 70°C
-20°C to 70°C
-30°C to 70°C
Code
H
S
Specification
HCMOS/TTL
Sinewave
Temperature Stability
Code
10
20
50
19
Specification
-10
1x10
-10
2x10
-10
5x10
-9
1x10
Tuning
Code
V
C
Specification
Electrical
N/A
Supply Voltage
Code
5
2
Specification
5V ± 5%
12V ± 5%
Not all combinations are
available. See table below
or consult factory.
Available Frequency Stabilities over Operating Temperature Ranges
Code
A
B
C
D
E
Temperature Range
0°C to 50°C
-10°C to 60°C
0°C to 70°C
-20°C to 70°C
-30°C to 70°C
1x10
∗
∗
∗
∗
∗
-9
5x10
∗
∗
∗
∗
-10
2x10
∗
∗
-10
1x10
∗
-10
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevB1208
2
VFTDR Series
OCXO – Double Oven
Europack, HCMOS/SINE
Absolute Maximum Ratings
Parameter
Supply
Break Down
Voltage
Storage
Temperature
Control
Voltage
Symbol
Vcc
Ts
Vc
Condition
5V Model
12V Model
Min
-0.5
-0.5
-40
-1
Typ
Max
+7.0
+15.0
+85°
9
Unit
V
°C
V
Note
Environmental and Mechanical
Parameter
Mechanical Shock
Vibration
Soldering Conditions
Specification
Per MIL-STD-202, 30G, 11ms
Per MIL-STD-202, 5G to 500Hz
260°C for 10s max
Pin #
1
2
3
4
5
Connection
Vc
Vref
Vcc
Output
GND
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevB1208
3
