VFOV201
OCXO – High Frequency, High Stability
Features
5 to 250 MHz Frequency Range
High stability (to 5 ppb over -40°C to +85°C)
Sine wave or HCMOS output
Applications
PLL reference for telecommunications systems
Stratum 3E Timing (IEEE 1588)
Base Station reference source
GPS holdover
Instrumentation / test and measurement
Dimensions: 20.2 × 20.2 x 12 mm
Ordering Information – Table 1
Model
Stability
Temperature
Range
Supply
Voltage
Aging
Output
Pin
Diameter
Frequency, MHz
VFOV201
W
D
E
C
H
8
10.000MHz
Code
R
T
U
V
W
Stability
±1x10
±5x10
-8
±2x10
-8
±1x10
-8
±5x10
-9
-7
Code
A
B
C
D
E
G
Temp range
0 to 50°C
0 to 70°C
-10 to 60°C
-20 to 70°C
-30 to 70°C
-40 to 85°C
Code
D
E
B
Supply
5.0V ±5%
3.3V ±5%
12V ±5%
Code
H
S
Output
HCMOS
Sine wave
Code
8
blank
Diameter
0.8 mm (std)
0.5 mm
Code
I
C
D
G
Per
day
1.5 ppb
1 ppb
0.5 ppb
0.2 ppb
Per year
0.15 ppm
0.1 ppm
50 ppb
30 ppb
Available Frequency Stabilities over Operating Temperature Ranges **
Temperature
Range
0 to 50°C
0 to 70°C
-10 to 60°C
-20 to 70°C
-30 to 70°C
-40 to 85°C
R
±1x10
-7
*
*
*
*
*
*
T
±5x10
-8
*
*
*
*
*
*
Stability
U
±2x10
-8
*
*
*
*
*
*
V
±1x10
-8
*
*
*
*
*
*
W
±5x10
-9
*
◊
*
◊
◊
◊
Legend
Code
A
B
C
D
E
G
*
= Available for all frequencies
◊
= Available only for frequencies ≤ 30 MHz
** Not all combinations are available.
Consult factory for the right configurations
that will meet your requirements.
Part Number Example:
VFOV201-WDECH8-10.000MHz
Rev. E_0718
Page 1 of 4
©2015 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
VFOV201
OCXO – High Frequency, High Stability
Electrical Specifications
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
Operating
Conditions
Operating Temperature Range
Supply Voltage
Power Consumption
Load
T
OP
(See table 1 options)
V
CC
Steady State; T
A
= 25°C
Start-up
HCMOS (10 MHz)
HCMOS (100 MHz)
Sine wave
-40
11.4
4.75
3.15
-
-
-
12.0
5.0
3.3
1.0
3.2
10 kΩ // 15pF
10 kΩ // 5pF
50
85
12.6
5.25
3.45
1.2
3.5
°C
Vdc
W
Ω
Frequency Stability
Frequency
Freq. vs Temperature
Freq. vs Supply Voltage
Freq. vs Time (Aging )
G-Sensitivity
Allan Deviation
Retrace
Warm-up time
F
NOM
(See table 1 options)
V
CC
±5%
After 30 days of operation
(See table 1 options)
Worst direction
1 sec
After 30 minutes
@ 25°C, to within ±0.1 ppm
referenced to the freq after 15
minutes on
5
-
-
-
-
-
-
-
-
-
-
±1
-
-
±1
0.01
-
2
250
±5
-
±0.5
±50
-
-
±20
3
MHz
ppb
ppb
ppb/day
ppb/year
ppb/g
ppb
ppb
min
Output Parameters
HCMOS Output Levels
(Option H)
Rise/Fall Times
Duty Cycle
Sine Wave Output Levels
(Option S)
Harmonics
Sub-harmonics (Note 1)
V
CC
= 5.0 or 12V
V
CC
= 3.3V
10 MHz
100 MHz
@50% of output signal
V
CC
= 5.0 or 12V
V
CC
= 3.3V
Frequency < 30 MHz
Frequency > 30 MHz only
Offset
1 Hz
10 Hz
100 Hz
1 kHz
10 kHz
100 kHz
V
OL
V
OH
-
-
3.8
2.4
-
45
+6
+4
-
None
-
10 MHz (typical)
-90
-120
-140
-155
-165
-168
-
-
-
-
-
50
+8
+4
-
-
0.4
0.4
-
-
10
3
55
+11
+9
-25
-
-40
100 MHz (typical)
-
-90
-120
-140
-160
-165
Vdc
ns
%
dBm
dBc
dBc
Phase Noise
(Note 2)
dBc/Hz
Rev. E_0718
Page 2 of 4
©2015 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
VFOV201
OCXO – High Frequency, High Stability
Electrical Specifications (Continued)
Parameter
Conditions & Remarks
Min
Typical
Max
Unit
Electronic Frequency Control - EFC (Optional)
EFC Control Voltage
Frequency Tuning Range
Deviation Slope
Reference Output
V
CC
= 5.0 or 12V
V
CC
= 3.3V
From F
NOM
sufficient range for
10 years aging
Positive, monotonic
0.0
0.0
±0.5
-
-
-
±1
0.4
4.3
2.8
-
-
4.3
2.9
Volts
ppm
ppm/V
Volts
V
CC
= 5.0 or 12V
4.0
4.2
V
CC
= 3.3V
2.7
2.8
Note 1 – For output without sub-harmonics (up to 120 MHz), please refer to CTS Model VFOV101
Note 2 – For additional phase noise options, please consult factory
Absolute Ratings
Parameter
Supply breakdown voltage
Control Voltage
Symbol
V
CC
V
C
Condition
Min
-0.5
-1
Typ
-
-
Max
V
CC
+ 20%
+6
Unit
V
V
Note
Mechanical and Environmental
Parameter
Storage Temperature Range
Humidity
Mechanical Shock
Vibration
Soldering Conditions
Condition
-60°C to +90°C
Hermetically sealed
MIL-STD-202G, meth 213B, 30g, 11ms, 1/2 sine pulse
MIL-STD-202G, meth 204D,
-
Standard (0.8mm lead diameter): 1.5mm DA 10 to 55Hz, 10G pk sine to 2000Hz
-
Option (0.5mm lead diameter): 0.75 mm DA 10 to 55 Hz, 5G pk sine to 500Hz
See “Mechanical Specifications”
Hand solder only. 260°C, 10 seconds.
Rev. E_0718
Page 3 of 4
©2015 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
VFOV201
OCXO – High Frequency, High Stability
Mechanical Specifications
Mechanical Outline
Pin Assignments
Pin
1
2
3
4
5
Connection
Ground
Output
V
CC
V
C
V
REF
Connection Diagram
*
All dimensions: mm
*
Terminal Diameter (See Table 1 for ordering)
-
-
Standard: 0,8 mm diameter
Option: 0,5 mm diameter. See “Mechanical and Environmental” table.
This product is specified for use only in standard commercial applications. Supplier disclaims all express and implied warranties and liability in connection with any use of this
product in any non-commercial applications or in any application that may expose the product to conditions that are outside of the tolerances provided in its specification.
Rev. E_0718
Page 4 of 4
©2015 CTS® Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.
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