HE880A Datasheet, PDF (1/1 Pages) BOWEI Integrated Circuits CO.,LTD. – Broadband VCO

BOWEI
BOWEI INTEGRATED CIRCUITS CO.,LTD.
HE880A/HEM880A
Broadband VCO
Typical Performance
Features
●Low phase poise
●Perfect tuning linearity 1.5:1
●Reliable thin film hybrid construction
●Custom frequency range 20～400MHz available
●TO-8D、SMO-8D packages available
●Operating temperature range：-55℃～+85℃
Specifications( TA=25℃,VCC=+12V)
Parameter
Symbol Unit Guaranteed Typical Test Condition
Frequency Range ^fL^～fH ^MHz 25～50
–
V_T:0～15V
Power Output
Power Output
Variation
P_O dBm _≥13
15
△P_{O dB} ≤ ±1. 5 _{±1. 0}
V_T=10V
Tuning Voltage
V_T V 0～15
–
–
Pushing
K_VC MHz/V
–
0.5 V_CC=11～13V,V_T=10V
Spurious
R_fs dBc ≤-70
–
Harmonics
R_fn dBc
–
-10
SSB Phase Noise S_Ф dBc/Hz
–
-125 V_T=10V,f_m=10KHz
Frequency Drift △f MHz –
3 V_T=10V,TA:-55～+85℃
Current
Tuning Port
Capacitance
I_CC mA
–
30
–
C_T pF
–
1000
–
Absolute Ratings
Maximum DC Voltage : +15V
Maximum Tuning Voltage : +30V
Minimum Tuning Voltage : -0.7V
Maximum Storage Temp:+125℃
1
4
2
3
TO-8D
1
2 _HEMXXX 4
Lot number
3
SMO-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
4
HEXXX
3
1. Vcc 3. GND
2. VT 4. Po
Frequency vs Tuning Voltage
70
60
50
40
30
20
0₃
69
12 15
Tuning Voltage(V)
Power Output vs Tuning Voltage
Ta=+25℃
Ta=+85℃
Ta= - 55℃
16
14
12
03
6
9
12 15
Tuning Voltage(V)
Tuning Sensitivity vs Tuning Voltage
4
3
2
1
03
6
9
12 15
Tuning Voltage(V)
Phase Noise vs Offset Frequency
-80
-100
-120
-140
-160
-180
1K
10K
100K
1M
Offset (Hz)
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