O C X O
VFTCS
1
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com
VF Technologies
VFTCS Series Surface Mount OCXO
Product Data Sheet
F E AT U R E S
·
Small, Low Profile SMD Package
·
SC-Cut Crystal
·
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
1.0" (25,4mm)
0.87"
(22,0mm)
1
5
4
2
3
3
2
1
4
5
0.41" (10,5mm)
0.1" (2,5mm)
0.1" (2,5mm)
0.70"
(17,8mm)
Vc
10K
Gnd
Rload
Output
1
2
3
4
5
SMD Reflow Profile
Time, s
T
emper
ature
,
°
C
250
200
150
100
50
0
0
50
100
150
200
All dimensions are typical.
ORX
2
O C X O
VFTCS
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
VFTCS Series Surface Mount 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
³F/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
5E-8 avail.
Allan Variance
.1s to 10s
1E-11
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
12V±5% optional
Power Consumption
P
steady state, 25°C
0.8
1
W
steady state, 30°C
1.5
start-up, 30°C
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
@25°C,
Fnom.
1.0
2.0
3.0
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 2000Hz
Soldering Conditions
230°C for 30s max.SMD profile
Electrical Connections
Pin Out
Pin #1 Vc
Pin #4 Output
Pin #2 Vref
Pin #5 Gnd
Pin #3 Vcc
All parameters for 10 MHz
FREQUENCY, MHz
VFTCS
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 80°C
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
SUPPLY VOLTAGE
Code
Specification
5
5V ±5%
2
12V ±5%
3
3.3V ±5%
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
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