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参数资料
| 型号： | VFT14AA17S3-FREQ |
| 厂商： | VALPEY FISHER CORP |
| 元件分类： | XO, clock |
| 英文描述： | OCXO, CLOCK, 4.8 MHz - 180 MHz, HCMOS/TTL OUTPUT |
| 文件页数： | 2/2页 |
| 文件大小： | 90K |
| 代理商： | VFT14AA17S3-FREQ |
Specifications:
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Absolute Maximum Ratings
Input Break
Down Voltage
Vcc
-0.5
7.0
V
Storage temper.
Ts
-40
85
°C
Control Voltage
Vc
-1
6
V
Electrical
Frequency
F
4.8
10.000
180
MHz
vs. Temp.
±50
ppb
See chart below
Frequency stability
F/F
vs. Supply
1
5
ppb/V
Aging
per day
per year
5E-10
1E-7
after 30 days
Allan Variance
.1s to 10s
1E-11
SSB Phase Noise
10 Hz
100 Hz
10 KHz
-120
-145
-160
dBc/Hz
Deteriorates by
20LogN for
higher freq.
Retrace
After 30 minutes
±20
ppb
G-sensitivity
worst direction
±1.0
ppb/G
All
parameters
for
10
MHz
Input Voltage
Vcc
4.75
5.0
5.25
V
3.3V±5% optional
Input Current
Icc
steady state, 25°C
steady state, -30°C
start-up current
25/35
70/100
100/150
35/45
mA
5V/3.3 supply
Load
10KOhm//15pF
Warm-up time
τ
to 0.1ppm accuracy
35
s
40s at 3.3V supply
Output Waveform
3.3V HCMOS/TTL compatible
Sine wave available
Tristate Control
Logic “high” or floating – active; logic “low” – infinite impedance
Control voltage
Vc
0
4.1
V
Pull range
from nominal F
±0.5
±1
ppm
Deviation slope
Monotonic, posit
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 2000 Hz
Soldering Conditions
Leads Temperature 260°C, for 10s, Max
Hermetic Seal
Leak rate less than 1x10-8 atm.ccm/s of helium, TO-8 only
Electrical Connections
Pin Out
Pin 1- Vc; Pin 7- Case, GND; Pin8 – Output; Pin 14 - Vcc
Rev 12/05
VFT14A Series
Micro-miniature, Evacuated OCXO
75 South Street, Hopkinton, MA 01748
800-982-5737 508-435-6831 FAX 508 435-5289 www.valpeyfisher.com
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