參數(shù)資料
型號(hào)： VFTCME28S3T4.800MHZ
廠商： VALPEY FISHER CORP
元件分類： OCVCXO, clock
英文描述： OCVCXO, CLOCK, 4.8 MHz, HCMOS/TTL OUTPUT
文件頁(yè)數(shù)： 2/2頁(yè)
文件大?。?/td> 0K
代理商： VFTCME28S3T4.800MHZ
75 South Street, Hopkinton, MA 01748
800-982-5737 508-435-6831 FAX 508 435-5289 www.valpeyfisher.com
2
Specifications:
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Absolute Maximum Ratings
Input Break
Down Voltage
Vcc
-0.5
13.0
V
Storage temper.
Ts
-40
85
°C
Control Voltage
Vc
-1
9
V
Electrical
Frequency
F
4.8
10.000
180
MHz
All
parameters
fo
r10
MHz
Frequency stability
F/F
vs. Temp.
±20
ppb
See chart below
vs. Supply
1
5
ppb/V
Aging
per day
per year
5E-10
1E-7
after 30 days
5E-8 available
Allan Variance
.1s to 10s
1E-11
SSB Phase Noise
10 Hz
100 Hz
10 KHz
-120
-150
-160
dBc/Hz
At Higher Freq.
Deteriorates by
20Log N dB
Retrace
After 30 minutes
±20
ppb
G-sensitivity
worst direction
±1.0
ppb/G
Input Voltage
Vcc
4.75
5.0
5.25
V
3.3V, 12V±5% optional
Power consumption
P
steady state, 25°C
steady state, -30°C
start-up @ -30°C
0.8
1.5
2.5
1
W
Load
10KOhm//15pF (HCMOS/TTL), 50 Ohm (Sinewave)
Warm-up time
to 0.1ppm accuracy
2
3
minutes
Output Waveform
3.3V HCMOS/TTL compatible or Sinewave (>+7dBm)
-25dB Harmonics at sine
Control voltage
Vc
0
4.0
V
To 2.8V at Vcc=3.3V
Pull range
from nominal F
±0.5
±1
ppm
At 10 MHz
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
230°C for 30s Max SMD profile
Electrical Connections
Pin Out
Pin #1- Vc; Pin #7- Vref; Pin #8, Pin #9 –GND ; Pin#10 – Output; Pin #16 -Vcc
Create a Part Number
VFTCM (S)
FREQUENCY, MHz
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
1x10
-7
58
5x10
-8
28
2x10
-8
18
1x10
-8
59
5x10
-9
YZ
Yx10
-Z
Aging
Code
Specification
L
1x10
-9/Day
S
5x10
-10/Day
P
2x10
-10/Day
Supply Voltage
Code
Specification
5
5V ± 5%
2
12V ± 5%
3
3.3V ± 5%
Not all combinations are
available. Consult Factory.
Output
Code
Specification
T
TTL
S
Sinewave
Rev 12/08
VFTCM Series
OCXO
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