top20vt TOKYO DENPA CO.,LTD, top20vt Datasheet
top20vt
Manufacturer Part Number
top20vt
Description
Oven Comtrolled Crystal Oscillator Ocxo
Manufacturer
TOKYO DENPA CO.,LTD
Datasheet
1.TOP20VT.pdf
(1 pages)
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Oven Comtrolled Crystal Oscillator (OCXO)
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The oscillator with our own excellent high stability technology
(crystal-oscillator) Low current consumption, small size, lightweight.
Suitable for various measurement, marine equipment,
Telecommunication equipment, base station for cellular phone.
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Size
Output Frequency
Supply Voltage
Supply Current
Output Level
Load
Symmetry
Frequency Temperrature Characteristics
Frequency Shift by Supply Voltage
Voltage Controlled Range
Phase Noise
Short-term Frequency Stability
Aging
Vcc:5.0V
Vcc:12V
Table-1 Supply Current
Table-2 Phase Noise
Feature
Specifications
*
1k Hz more
100 Hz
10 Hz
1Hz
Products with specific requirements are available upon
Warm-up
Warm-up
Normal
Normal
- 110 (dBc/Hz)
- 130 (dBc/Hz)
- 140 (dBc/Hz)
at Fs=10.000MHz
- 80 (dBc/Hz)
125 max. (mA)
50 max. (mA)
300 max. (mA)
120 max. (mA)
± 5.0 ~ ± 15.0 (ppm): Vc=0 ~ 5V at Vcc=5.0V
± 5.0 ~ ± 15.0 (ppm): Vc=0 ~ 9V at Vcc=12V
± 0.05max. (ppm): DC=12V±5%
± 0.1max. (ppm) : -10 ~ +60°C
TOP20VT
Hi 4.5 min. / Lo 0.4 max. (V)
40 ~ 60 (%): 2.5V Level
20.3 × 12.7 × 9.2 (mm)
± 1.0max. (ppm) / year
1.0 max. (ppb): t=1.0s
5.0 / 12.0 ± 5% (V)
10.0, 13.0 (MHz)
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Table - 1
Table - 2
4 -TTL
Outline
R0.8
Pin Connections
0.45-4
Terminal
14
1
7
8
12.7±0.2
Voltage Control
Power Supply
Rf Output
Function
Ground
(stand- off : metal)
1.0-4
R0.8
R1.0
1.8-3
Now printing
1.5 (Sealed with solder
20.3±0.2
15.24±0.3
9.0±0.1
after backfilling of N2 gas.)
Solder dip
0.5