
75 South Street, Hopkinton, MA 01748 • 800-982-5737 • 508-435-6831 • FAX 508-497-6377 • www.valpeyfisher.com • RevA0707
1
VFOV100 Series
OCXO – Ultra Low Noise, Ultra Stable
HCMOS / SINEWAVE
Parameter Symbol Condition Min Typ Max Unit Note
Frequency
Range F 5 120 MHz
Vs. Operating Temp.
E: -30°C to +70°C
± 10
ppb
STD option shown.
See “How to Order”
Chart below
∆F/F
Vs. Supply Voltage ±3 ±5 ppb Ref. Vcc typ.
Frequency
Stability
Vs. Aging / Day
Vs. Aging / Year 3
0.3 ppb
ppm
after 30 days
0.2ppb available
Operating
Temperature
Range T -30° +70° °C
STD option shown.
See “How to Order”
Chart below
Allan Variance 1s 10e-12
SSB Phase
Noise
1Hz
10Hz
100Hz
1KHz
10KHz
100KHz
-95
-125
-145
-155
-165
-168
dBc/Hz
For 10MHz
Oscillator
( For 100MHz see
plot on next page )
Retrace After 30 min. ±20 ppb
G-sensitivity worst direction
±1 ppb/g
Supply Voltage Vcc
11.4
4.75
3.14
12.0
5.0
3.3
12.6
5.25
3.47
V
Power
Consumption P
steady state, 25°C
steady state, -30°C
start-up
1.0
2.0
3.2
1.2
2.2
3.5
W
Warm up time τ to 0.1ppm accuracy 2 3 min
RoHS Status
Electrical Specifications
Replaces Valpey Fisher Part Number(s): VFTCS, VFTCR, VFTCE, and VFTCI
Applications
¾ PLL reference for Telecommunication Systems
¾ Microwave Communications / RADAR signal source
¾ GPS holdover
¾ Instrumentation / Test and Measurement
Features
¾ 5MHz to 120MHz Frequency Range
¾ Ultra Low Phase Noise: (fundamental crystal @10MHz)
o -155 dBc/Hz @ 1KHz offset
o -168 dBc/Hz floor
¾ Sine Wave or HCMOS output
¾ Multiple package options