Z Communications Inc SMV1845 Datasheet
9939 Via Pasar • San Diego, CA 92126
TEL (858) 621-2700 FAX (858) 621-2722
SMV1845
VOLTAGE CONTROLLED OSCILLATOR
B2Rev
PHASE NOISE (1 Hz BW, typical)
-20
-40
-60
FEATURES
-
• Tuning Voltage:
•
- Style Package
SUB
1815
1875
0.3-4.7 Vdc
MHz• Frequency Range:
APPLICATIONS
PCS Handhelds
•
Portable Receivers
•
Mobile Comunications
•
PERFORMANCE SPECIFICATIONS
Oscillation Frequency Range
Phase Noise @ 10 kHz offset (1 Hz BW, typ.)
Harmonic Suppression (2nd, typ.)
Tuning Voltage
Tuning Sensitivity (avg.)
Power Output
Load Impedance
Input Capacitance (max.)
Pushing
Pulling (14 dB Return Loss, Any Phase)
Operating Temperature Range
Package Style
-80
-100
-120
100 1K 10K 100K
VALUE UNITS
-
1815 1875
-92
-12
0.3-4.7
58
8±2.5
50
50
<9
<25
-20 to 85
MHz
dBc/Hz
dBc
Vdc
MHz/V
dBm
Ω
pF
MHz/V
MHz
°C
SUB
POWER SUPPLY REQUIREMENTS
Supply Voltage (Vcc, nom.)
Supply Current (Icc, typ.)
All specifications are typical unless otherwise noted and subject to change without notice.
• AN-100/1 : Mounting and Grounding of VCOs
• AN-102 : Proper Output Loading of VCOs
• AN-107 : How to Solder Z-COMM VCOs
NOTES:
© Z-Communications, Inc.
APPLICATION NOTES
5
14
Vdc
mA
All rights reservedPage 1
LOW COST - HIGH PERFORMANCE
VOLTAGE CONTROLLED OSCILLATOR
2000
1950
1900
1850
1800
1750
1700
1650
0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3 3.3 3.6 3.9 4.2 4.5 4.8
TUNING CURVE, typ.
POWER CURVE, typ.
SMV1845
PAGE 2
°c
70
°c
25
°c
-20
20
18
16
14
12
10
8
6
4
2
0
1693 1710 1726 1741 1758 1774 1792 1810 1829 1848 1868 1886 1904 1921 1938 1953 1967
PHYSICAL DIMENSIONS
25
°c
© Z-Communications, Inc.
Page 2
Printed in the U.S.A.
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