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HE723 Datasheet, PDF (1/1 Pages) BOWEI Integrated Circuits CO.,LTD. – Dual Tuning VCO | |||
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BOWEI
BOWEI INTEGRATED CIRCUITS CO.,LTD.
HE723/HEM723
Dual Tuning VCO
Typical Performance
Features
âBuilt-in buffer amplifier low frequency pulling
âDual output design
âPerfect tuning linearity thin film hybrid construction
âTO-8EãSMO-8EãSP-1 package
âOperating temperature rangeï¼-55âï½+85â
Specifications( TA=25â,VCC=+12V)
Parameter
Symbol Unit Guaranteed Typical Test Condition
Primary Frequency Range fLï½fH MHz 1800ï½2100 â
Fine Frequency Range â MHz
â
20
VT1:0ï½15V
VT2:0ï½10V
Main Output
Po1
Aux Output
Power Output
Variation
Po2
â³ PO
Primary Tuning Voltage VT1
Fine Tuning Voltage VT2
dBm
dBm
dB
V
V
â¥12
â
â
0ï½15
0ï½10
â VT1=10V VT2=5V
0
â
3.0
â
â
â
â
Pushing
Spurious
KVC MHz/V
â
Rfs dBc â¤-70
3.0 VCC=11ï½13V,VT1=10V, VT2=5V
â
Harmonics
Rfn dBc
â
SSB Phase Noise SФ dBc/Hz â
Frequency Drift â³f MHz â
-25
-95 VT1=10V, VT2=5V ,fm=10KHz
40 VT1=10V, VT2=5V ,TA:-55ï½+85â
Current
ICC mA
â
70
â
Tuning Port
Capacitance
CT pF
â
90
â
Absolute Ratings
Maximum DC Voltage : +15V
Maximum Tuning Voltage : +30V
Minimum Tuning Voltage : -0.7V
Maximum Storage Temp:ï¼125â
Application Notes
1
6
2
5
3
4
TO-8E
1
2
6
HEMXXX
3
5
Lot number
4
SMO-8E
1. Pin 5 should be connected 50Ω load
2.See assembly section for mounting information
3.ESD observe handling precautions
4.Specified specification available within
frequency range 25ï½5000MHz
1
2
VCO
3
4
1. Vcc 4.GND
6
2.VT2 5.Po2
5
3. VT1 6. Po1
Frequency vs Tuning Voltage
2200
2080
1960
1840
1720
1600
0
3
6
9
12 15
Tuning Voltage(V)
Power Output vs Tuning Voltage
Ta=+25â
Ta=+85â
Ta= - 55â
14
13
12
0
3
6
9
12 15
Tuning Voltage(V)
Tuning Sensitivity vs Tuning Voltage
80
60
40
20
0
3
6
9 12 15
Tuning Voltage(V)
Phase Noise vs Offset Frequency
-50
-70
-90
-110
-130
-150
1K
10K
100K
1M
Offset (Hz)
â TEL:+86-311-87091891 87091887 â FAX:+86-311-87091282 â http://www.cn-bowei.com â E-mail:cjian@cn-bowei.com
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