VF Technologies
75 South Street, Hopkinton, MA 01748
Tel. 1-800-XTALREP, 508-435-6831
FAX 508 4355289
1
VFT14C Series Micro-miniature OCXO
Product Data Sheet
Features
Low Cost DIL 14 package
High Vacuum Sealed Crystal
Low Power Consumption (<500 mW)
Fast Warm-up Time (2 minutes)
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
Applications
Telecommunications
Data Communications
Instrumentation
COOL...TO THE TOUCH
7
DUT
Vc
14
1
Vcc
OUTPUT
8
0.340 (8,7 mm)
0.250 (6,2 mm)
7
8
14
1
0.300 (7,6 mm)
0.500 (12,7 mm)
0.800 (20,3 mm)
0.600 (15,2mm)
VF Technologies
75 South Street, Hopkinton, MA 01748
Tel. 1-800-XTALREP, 508-435-6831
FAX 508 4355289
2
VFT14C Series Micro-miniature OCXO
Specifications:
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Absolute Maximum Ratings
Input Break
Down Voltage
Vcc
-0.5
7.0
V
Storage temper.
Ts
-40
85
C
Control Voltage
Vc
-1
6
V
Electrical
Frequency
F
8
10.000
160
MHz
vs. Temp.
100
280
ppb
See chart below
Frequency stability
F/F
vs. Supply
10
50
ppb/V
Aging
per day
first year
15 years
5E-9
3E-7
3E-6
after 30 days
Allan Variance
.1s to 100s
5E-11
Calibration
No voltage control
2
ppm
Vcc sensitivity
5E-8/V
Load sensitivity
For 10% change
5E-8
SSB Phase Noise
10 Hz
100 Hz
10 KHz
-90
-120
-160
dBc/Hz
Retrace
After 30 minutes
100
ppb
G-sensitivity
worst direction
2.0
ppb/G
All parameters for 10 MHz
Input Voltage
Vcc
4.75
5.0
5.25
V
3.3V5% optional
Input Current
Icc
steady state, 25C
steady state, -30C
start-up current
100/150
180/250
500/600
120/180
mA
5V/3.3 supply
Load
10KOhm//15pF
Warm-up time
to 0.3 ppm accuracy
2
3
min
Output Waveform
3.3V HCMOS/TTL compatible
Control voltage
Vc
0
4.0/2.8
V
5V/3.3 supply
Pull range
from nominal F
5
10
ppm
Deviation slope
Monotonic, posit
5
ppm/V
Setability
Vc0
@25C, Fnom.
1.0/0.8 2.0/1.4 3.0/2.2
V
5V/3.3 supply
Environmental and Mechanical
Operating temp. range
-30C to 70C 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 260C, for 10s, Max
Hermetic Seal
Leak rate less than 1x10-8 atm.ccm/s of helium
Electrical Connections
Pin Out
Pin 1- Vc; Pin 7- Case, GND; Pin8 Output; Pin 14 - Vcc
Creating a Part Number
VFT14C
FREQUENCY, MHz
Temperature Range
Code
Specification
A
0C to 50C
B
-10C to 60C
C
0C to 70C
D
-20C to 70C
E
-30C to 70C
F
-40C to 85C
Temperature Stability
Code
Specification
05
5x10
-8
10
1x10
-7
28
2.8x10
-7
30
3x10
-7
50
5x10
-7
YZ
YZx10
-8
Supply Voltage
Code
Specification
5
5V 5%
3
3.3V 5%
Not all combinations are available. Consult Factory
.
"V" for Volt. Control
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