VFT14CS Series
Micro-miniature OCXO
Product Data Sheet
Features
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Low Cost FR4 SMD 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
0.89 (22,6 mm)
14
8
0.59 (15,0 mm)
1
7
Applications
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Telecommunications
Data Communications
Instrumentation
0.30 (7,62 mm)
0.071 (1,8 mm)
0.1 (2,5 mm)
0.6 (15,24 mm)
SMD Reflow Profile
Vcc
250
Temperature, °C
200
150
100
50
0
0
50
100
150
200
Vc
1
14
DUT
7
8
OUTPUT
Time, s
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
VFT14CS 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
10.000
±100
10
5E-9
Typ
Max
7.0
85
6
160
±280
50
5E-7
3E-6
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
Unit
V
°C
V
MHz
ppb
ppb/V
Note
See chart below
after 30 days
All parameters for 10 MHz
Rev 12/05
Allan Variance
Calibration
Vcc sensitivity
Load sensitivity
SSB Phase Noise
4.75
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
230°C, for 10s, Max, see recommended profile
Hermetic Seal
Leak rate less than 1x10-8 atm.ccm/s of helium (crystal only)
Electrical Connections
Pin Out
Pin 1- Vc or N/C; Pin 7- Case, GND; Pin8 – Output; Pin 14 - Vcc
Creating a Part Number
FREQUENCY, MHz
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
F
-40°C to 85°C
Temperature Stability
Code
Specification
05
5x10
-8
10
1x10
-7
28
2.8x10
-7
30
3x10
-7
50
5x10
-7
YZ
YZx10
-8
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
VFT14CS
“V” for Volt. Control
Not all combinations are
available. Consult Factory
.
Supply Voltage
Code
Specification
5
5V ± 5%
3
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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