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HE881 Datasheet, PDF (1/1 Pages) BOWEI Integrated Circuits CO.,LTD. – Broadband VCO | |||
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BOWEI
BOWEI INTEGRATED CIRCUITS CO.,LTD.
HE881/HEM881
Broadband VCO
Typical Performance
Frequency vs Tuning Voltage
160
140
Features
âLow phase noise
âPerfect tuning linearity 2:1
âReliable thin film hybrid construction
âCustom frequency range 20ï½400MHz available
âTO-8DãSMO-8D packages available
âOperating temperature rangeï¼-55âï½+85â
120
100
80
60
03
69
12 15
Tuning Voltage(V)
Power Output vs Tuning Voltage
Specifications( TA=25â,VCC=+12V)
Parameter
Symbol Unit Guaranteed Typical Test Condition
Frequency Range fLï½fH MHz 70ï½140 â
VT:0ï½15V
Power Output
Power Output
Variation
PO dBm â¥13
15
â³PO dB ⤠±1. 5 ±1. 0
VT=10V
Tuning Voltage
VT V 0ï½15
â
â
Pushing
KVC MHz/V
â
0.5 VCC=11ï½13V,VT=10V
Spurious
Rfs dBc â¤-70
â
Harmonics
Rfn dBc
â
-10
SSB Phase Noise SФ dBc/Hz
â
-120 VT=10V,fm=10KHz
Frequency Drift â³f MHz â
6 VT=10V,TA:-55ï½+85â
Current
ICC mA
â
30
â
Tuning Port
Capacitance
CT pF
â
400
â
Ta=+25â
Ta=+85â
Ta= - 55â
16
14
12
03
6
9
12 15
Tuning Voltage(V)
Tuning Sensitivity vs Tuning Voltage
9
7
5
Absolute Ratings
Maximum DC Voltage : +15V
Maximum Tuning Voltage : +30V
Minimum Tuning Voltage : -0.7V
Maximum Storage Temp:+125â
1
4
2
3
TO-8D
Application Notes
1.This device is only an oscillator;an
external buffer amplifier or isolator
is required to lower the frequency
pulling
2.See assembly section for mounting
information
3.ESD observe handing precautions
1
2 HEMXXX 4
Lot number
3
SMO-8D
1
2
4
HEXXX
3
1. Vcc 3. GND
2. VT 4. Po
3
03
69
12 15
Tuning Voltage(V)
Phase Noise vs Offset Frequency
-80
-100
-120
-140
-160
-180
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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