V.C.O
HDM7140
3. Electrical Specification
Electrical Characteristics
Parameter
Min
Typ
Max
Units
Remarks
Frequency Rang:
Tuning Voltage:
670MHz
670
750
MHz
0.8
20
1
4
Vdc
Vdc
750MHz
4.2
35
Tuning Sensitivity:
Output Power:
30
MHz/V
-40℃ to 85℃
-3.0
-1.0
0
3.0
dBm
dBm
@+25℃
+1.0
Output Phase Noise:
10kHz
-105
-120
5
-95
-115
5.25
20
dBc/Hz
dBc/Hz
Volts
100kHz
Power Supply:
4.75
Supply Current:
Harmonic Suppression:
2nd Harmonic
15
mA
-15
-20
-10
-15
-85
3
dBc
dBc
3rd Harmonic
Spurious(Non-Harmonic)-
Frequency Pushing -4.75 -5.25V
Frequency Pulling -12 dB RL
Tuning Port Capacitance-
Output Impedance-
dBc
2
2
MHz p-p
MHz p-p
pF
5
100
50
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Page 4 of 5
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