VFTX302
TCXO with Voltage Control Option
5x7mm Surface Mount,
Clipped Sine Wave/CMOS
Features
Frequency range of 10MHz to 40MHz
Excellent Frequency Stability
Low Phase noise
Wide range of pullability options
Low power consumption
RoHS Status
Applications
Portable equipment
Telecommunications
Data acquisition
Parameter
Frequency
Range
Symbol
F
Condition
Min
10
26
Typ
Max
40
40
Unit
MHz
ppm
Note
5V
3V
See “How to
Order”
Clipped Sine
HCMOS
Order Code B
Order Code G
Vs. Operating Temperature
Frequency
Stability
∆F/F
Vs. Supply Voltage
Vs. Supply Voltage
Vs. Aging / Year
0
-40
Clipped Sine
Vcc
Vc
10KΩ//10pF
External 150pF decoupling
capacitor recommended
4.75
3.15
0.5
0.5
500K
5.00
3.30
0.2
0.3
1
+70
+85
ppm/V
ppm/V
ppm
C
Operating
Temperature
Range
Output
Load
Supply
Voltage
Voltage
Control
Input
Impedance
Pullability
Deviation
slope
Linearity
Modulation
BW
SSB Phase
Noise
Start up
T
0.8Vp-p minimum
5.25
3.45
4.5
2.5
V
V
Ω
ppm
Monotonic positive
-10
3
+10
%
KHz
-115
-135
-150
2
dBc/Hz
ms
3dB BW
Fo=13MHz
See Ordering
Information
Order Code D
Order Code E
@100 Hz
@ 1 KHz
@10 KHz
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevJ0511
1
VFTX302
TCXO with Voltage Control Option
5x7mm Surface Mount,
Clipped Sine Wave/CMOS
Absolute Maximum Ratings
Parameter
Supply Break
Down Voltage
Storage
Temperature
Control
Voltage
Symbol
Vcc
Ts
Vc
Condition
Min
-0.5
-55
-1
Typ
Max
6.0
+125
9
Unit
V
C
V
Note
Environmental and Mechanical
Parameter
Mechanical Shock
Thermal Shock
Vibration
Soldering Conditions
Hermetic Seal
Specification
Per MIL-STD-202, Method 213, Condition E
Per MIL-STD-883, Method 1011, Condition A
Per MIL-STD-883, Method 2007, Condition A
230C for 90s max
Leak rate less than 5x10
-8
atm.cc/s of helium (crystal only)
PIN
1
2
3
4
Specification
Vc or GND
GND
Output
Vcc
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevJ0511
2
VFTX302
TCXO with Voltage Control Option
5x7mm Surface Mount,
Clipped Sine Wave/CMOS
How to Order
VFTX302
Stability
Code Specification
L
±0.5ppm
K
±1.0ppm
J
±1.5ppm
H
±2.0ppm
G
±2.5ppm
Temperature Range
Code
Specification
A
0°C to 50°C
C
-10°C to +60°C
D
-20°C to 70°C
F
-30°C to +85°C
G
-40°C to 85°C
Vcc
Specification
3.3V
5.0V
FREQUENCY, MHz
Code
E
D
Pullability
Code Specification
T
TCXO
A
±5ppm
B
±8ppm
C
±10ppm
D
±12ppm
Code
C
N
Output
Specification
CMOS
Clipped Sine
A:
C:
D:
F:
G:
Temp (°C)
0°C to +50°C
-10°C to +60°C
-20°C to +70°C
-30°C to +85°C
-40°C to +85°C
Freq. Vs Temp Availability
L: ±0.5ppm
K: ±1.0ppm
J: ±1.5ppm
♦
♦
♦
♦
♦
♦
♦
♦
♦
o
♦
♦
o
o
♦
o case by case
♦
available
H: ±2.0ppm
♦
♦
♦
♦
♦
G: ±2.5ppm
♦
♦
♦
♦
♦
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-435-5289 • www.valpeyfisher.com • RevJ0511
3
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