VFT14C Series
Micro-miniature OCXO
Product Data Sheet
Features
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Low Cost DIL 14 package
High Vacuum Sealed Crystal
Low Power Consumption (<500 mW)
Fast Warm-up Time (1 minute)
Stratum3 or better Stability
Low Aging < 3 ppm over life
Very Low Phase Noise (-160dBc/Hz TYP)
HCMOS/TTL output
8 MHz to 160 MHz Frequencies Available
Voltage Control Optional
0.300 (7,6 mm)
0.800 (20,3 mm)
1
7
0.500 (12,7 mm)
Applications
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Telecommunications
Data Communications
Instrumentation
14
0.600 (15,2mm)
8
0.340 (8,7 mm)
0.250 (6,2 mm)
Vcc
Vc
1
14
DUT
7
8
OUTPUT
75 South Street, Hopkinton, MA 01748
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800-982-5737
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508-435-6831
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FAX 508 435-5289
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www.valpeyfisher.com
VFT14C Series
Micro-miniature 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
Condition
Min
-0.5
-40
-1
8
vs. Temp.
vs. Supply
per day
first year
15 years
.1s to 100s
No voltage control
For 10% change
10 Hz
100 Hz
10 KHz
After 30 minutes
worst direction
Vcc
Icc
4.75
10.000
±100
10
5E-9
3E-7
5E-11
±2
5E-8/V
5E-8
-90
-120
-160
±50
±2.0
5.0
5.25
100/150 120/180
180/250
500/600
dBc/Hz
ppm
Typ
Max
7.0
85
6
160
±280
50
Unit
V
°C
V
MHz
ppb
ppb/V
Note
See chart below
after 30 days
All parameters for 10 MHz
Rev 12/05
3E-6
Allan Variance
Calibration
Vcc sensitivity
Load sensitivity
SSB Phase Noise
steady state, 25°C
steady state, -30°C
start-up current
Load
10KOhm//15pF
Warm-up time
to 0.3 ppm accuracy
1
2
min
τ
Output Waveform
3.3V HCMOS/TTL compatible
Control voltage
Vc
0
4.0/2.8
V
Pull range
from nominal F
±10
ppm
Deviation slope
Monotonic, posit
5
ppm/V
Setability
Vc0
@25°C, Fnom.
1.0/0.8 2.0/1.4 3.0/2.2
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
Leads Temperature 260°C, for 10s, Max
Hermetic Seal
Leak rate less than 1x10-8 atm.ccm/s of helium
Electrical Connections
Pin Out
Pin 1- Vc or N/C; Pin 7- Case, GND; Pin8 – Output; Pin 14 - Vcc
Retrace
G-sensitivity
Input Voltage
Input Current
ppb
ppb/G
V
mA
3.3V±5% optional
5V/3.3 supply
5V/3.3 supply
5V/3.3 supply
Creating a Part Number
VFT14C
Temperature Range
Code
A
B
C
D
E
F
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
-40°C to 85°C
FREQUENCY, MHz
Temperature Stability
Code
05
10
28
30
50
YZ
Specification
5x10
-8
1x10
-7
2.8x10
-7
3x10
-7
5x10
-7
YZx10
-8
“V” for Volt. Control
Not all combinations are
available.
Consult Factory
.
Supply Voltage
Code
5
3
Specification
5V ± 5%
3.3V ± 5%
75 South Street, Hopkinton, MA 01748
•
800-982-5737
•
508-435-6831
•
FAX 508 435-5289
•
www.valpeyfisher.com
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