top21vt TOKYO DENPA CO.,LTD, top21vt Datasheet
top21vt
Manufacturer Part Number
top21vt
Description
Oven Comtrolled Crystal Oscillator Ocxo
Manufacturer
TOKYO DENPA CO.,LTD
Datasheet
1.TOP21VT.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
Model Name
Output Frequency
Supply Voltage
Supply Current
Output Level
Load
Symmetry
Operating
Frequency Temperature Characteristics
Frequency Shift by Supply Voltage
Voltage Controlled Range
Phase Noise
Short-term Frequency Stability
Aging
Model Name
Table - 1
Feature
Specifications
*
1KHz more
100Hz
Offset
10Hz
1Hz
Products with specific requirements are available upon request.
Phase Noise
-120(dBc/Hz)
-130(dBc/Hz)
-140(dBc/Hz)
-80(dBc/Hz)
TOP21VT
Phase Noise
at Fs=10.000MHz
-120(dBc/Hz)
-130(dBc/Hz)
-150(dBc/Hz)
-80(dBc/Hz)
TOP21VS
During Warm-up 200mA / Normal Operation 100mA
Hi 4.5 min. / Lo 0.4 max
40 ~ 60 (%): 2.5V Level
±1.0 ~ ±3.0 (ppm): Vc=0 ~ 10V at Vcc=12V
TOP21VT
TOP21VT
4TTL
± 0.05max. (ppm):DC=12V±5%
± 0.1max. (ppm) :-10 ~ +60°C
± 0.5max. (ppm) / year
1.0 max. (ppb): t=1.0s
10.0
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36.1×27.2×19.4 (mm)
12.0 ±5% (V)
-10 ~ +60 °C
Outline
Table - 1
~
20.0(MHz)
MARKING
0(dBm) min
TOP21VS
50Ω
-
Pin Connections
1 External voltage 0 to 10V
2 Reference voltage +5V or NC
3 Supply voltage
4 RF-output
5 Ground / Case
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