O C X O
VFTCM
1
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com
VF Technologies
VFTCM Series OCXO
Product Data Sheet
F E AT U R E S
SC-Cut Crystal
Through Hole (VFTCM) or SMD (VFTCMS)
High Stability (up to 5x10
9
)
Low Aging (5x10
10
/day, 5x10
8
/year)
Low Phase Noise (160 dBc/Hz, TYP, floor)
Sine Wave or HCMOS/TTL Output
4.8MHz to 50MHz Frequencies Available
A P P L I C AT I O N S
Telecommunication Systems
Data Communications
GPS
Instrumentation
Vcc
10K
Gnd
Rload
Output
1
8,9
DUT
7
16
10
SMD Reflow Profile
Time, s
T
emper
ature
,
C
250
200
150
100
50
0
0
50
100
150
200
0.600"
(15,24mm)
0.500" (12,7mm)
0.600"
(15,24mm)
0.018" (0,46mm) typ.
0.100" (2,54mm)
0.700" (20,32mm)
1
7
8
1
7 8
9
16
10
9
16
10
0.520"
(13,2mm)
0.800"
(20,32mm)
0.47"
(12mm)
0.100" (2,54mm)
0.700" (20,32mm)
0.975" (24,77mm)
0.975" (24,77mm)
VFTCMS
VFTCM
All dimensions are typical.
ORX
2
O C X O
VFTCM
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com
VF Technologies
C R E AT I N G A PA RT N U M B E R
VFTCM Series OCXO
Specifications
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Absolute Maximum Ratings
Input Break
Vcc
0.5
13.0
V
Down Voltage
Storage Temp.
Ts
40
85
C
Contr. Voltage
Vc
1
9
V
Electrical
Frequency Range
F
4.8
10.000
50
MHz
Frequency
F/F
vs. Temperature
20
50
ppb
See chart below
Stability
vs. Supply
1
5
ppb/V
Aging
per day
5E10
after 30 days
per year
1E7
5E8 avail.
Allan Variance
.1s to 10s
1E11
SSB Phase Noise
10 Hz
120
dBc/Hz
100 Hz
150
10 KHz
160
Retrace
After 30 minutes
20
ppb
G-sensitivity
worst direction
1.0
ppb/g
Input Voltage
Vcc
4.75
5.0
5.25
V
12V5% optional
Power Consumption
P
steady state, 25C
0.8
1
W
steady state, 30C
1.5
start-up, 30C
2.5
Load
10K Ohm/15pF (HCMOS/TTL), 50 Ohm (Sinewave)
Warm-up Time
to 0.1ppm accuracy
5
minutes
3 min. at 12V
Output Waveform
3.3V HCMOS/TTL compatible or Sinewave (>+7dBm)
25dBm harmonics
at sine
Control Voltage
Vc
0
4.0
V
Pull Range
from nominal F
0.5
1
ppm
Deviation Slope
Monotonic, positive
0.4
ppm/V
Setability Vc0
@25C,
Fnom.
1.0
2.0
3.0
V
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 2000Hz
Soldering Conditions
260C for 10s max., through hole; 230C for 90s max. SMD
Electrical Connections
Pin Out
Pin #1 Vc
Pin #9 Gnd
Pin #7 Vref
Pin #10 Output
Pin #8 Gnd
Pin #16 Vcc
All parameters for 10 MHz
FREQUENCY, MHz
VFTCM (S)
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 80C
TEMPERATURE STABILITY
Code
Specification
17
1 x 10
-7
58
5 x 10
-8
28
2 x 10
-8
18
1 x 10
-8
59
5 x 10
-9
YZ
Y x 10
-Z
OUTPUT
Code
Specification
T
TTL
S
Sinewave
Not all combinations are available. Consult factory.
AGING
Code
Specification
L
1 x 10
-9
/ Day
S
5 x 10
-10
/ Day
P
2 x 10
-10
/ Day
SUPPLY VOLTAGE
Code
Specification
5
5V 5%
2
12V 5%
3
3.3V 5%
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