參數(shù)資料
型號： VFT8HD58L210.0M
廠商： Electronic Theatre Controls, Inc.
英文描述： Micro Miniature OCXO
中文描述： 微小型恒溫晶振
文件頁數(shù)： 1/1頁
文件大?。?/td> 188K
代理商： VFT8HD58L210.0M
Micro Miniature OCXO
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 2
ECM VFT8 Series
Parameter
Frequency Range
Frequency Stability
VFT8
vs Temp
vs Supply
After 30Days
4.80 to 50.0MHz
+/-100ppb max
5ppb max
5E-10
1E-7
1E-11
-120dBc/Hz
-145dBc/Hz
-160dBc/Hz
+/-20ppb max
+/-1ppb/G max
5V +/-5%
Vcc 5V Vcc12V
25 mA 12 mA
70 mA 35 mA
100 mA 200 mA
10K ohm //15pF
35s typ to 0.1ppm
3.3V HCMOS /TTL Compatible
0V to 4.1V
+/-0.5ppm to +/-1ppm
0.4ppm/V
1.0V min 3.0V max
Aging per Day
Per Year
Allan Variance
SSB Phase Noise
10Hz
100Hz
10kHz
Retrace
G-sensitivity
Input Voltage
Input Current (Typ)
Steady state 25
0
C
Steady State -30
0
C
Start up Current
Load
Warm-up Time
Output Waveform
Control Voltage
Pulling Range
Deviation Slope
Setability
0.1s to 10s
After 30 mins
Worst Direction
12V Option
35 / 20 max
20s Vcc 12V
from nominal
monotonic positive
@ 25
0
C Fnom
§
Smallest OCXO Available
§
Extremely Low Power Consumption
§
Very Fast Warm-up
§
Low Phase Noise
§
Low Aging
§
Surface Mount Option (VFT8SM)
A
12.7
Dimensions in mm
Pin
1
Vc
B
9.27
C
14.3
D
10.9
E
6.35
F
7.62
G
15.2
H
7.62
2
Vref
3
Tristate
4
Case
Gnd
5
O/P
6/7
N/C
8
Vcc
Temperature
A=
B=
C=
D=
E=
F=
0
C to 50
0
C
-10
C to 60
0
C
0
0
C to 70
0
C
-20
C to 70
0
C
-30
0
C to 70
0
C
-45
0
C to 85
0
C
Stability
17=
58=
28=
18=
59=
YZ
1x10
-7
5x10
-8
2x10
-8
1x10
-8
5x10
-9
Yx10
-z
Aging
L=
S=
P=
1x10
-9
/Day
5x10
-10
/Day
2x10
-10
/Day
Supply
5=
2=
5V
12V
Frequency
VFT8H A 17 L 2 10.0M
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