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www.DataSheet4U.com
9939 Via Pasar • San Diego, CA 92126 TEL (858) 621-2700 FAX (858) 621-2722
CRO2851A
VOLTAGE CONTROLLED OSCILLATOR
Rev A1
PHASE NOISE (1 Hz BW, typical)
-70
£(f) (dBc/Hz)
-80 -90 -100 -110 -120 -130 -140 1000
FEATURES • Frequency Range: 2851 - 2851 MHz • Tuning Voltage: 0.5-4.5 Vdc • MINI-16 - Style Package APPLICATIONS • Digital Radios • Fixed Broadband Wireless • Satellite Communications 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)
10000
100000
OFFSET (Hz)
VALUE 2851 - 2851 -114 -16 0.5-4.5 5 6.25±2.25 50 50 <0.5 <0.5 -40 to 85 MINI-16 5 18 Vdc mA UNITS MHz dBc/Hz dBc Vdc MHz/V dBm
Ω
pF MHz/V MHz °C
Operating Temperature Range Package Style POWER SUPPLY REQUIREMENTS Supply Voltage (Vcc, nom.) Supply Current (Icc, typ.) APPLICATION NOTES • AN-100/1 : Mounting and Grounding of VCOs • AN-102 : Proper Output Loading of VCOs • AN-107 : How to Solder Z-COMM VCOs
All specifications are typical unless otherwise noted and subject to change without notice.
NOTES:
© Z-Communications, Inc.
Page 1
All rights reserved
LOW COST - HIGH PERFORMANCE VOLTAGE CONTROLLED OSCILLATOR
TUNING CURVE, typ.
2870 2865
CRO2851A
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FREQUENCY (MHz)
2860 2855
85
2850 2845 2840 2835 2830 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
25 -40
°c °c °c
TUNING VOLTAGE (Vdc)
POWER CURVE, typ.
10 9 8 7 6 5 4 3 2 1 0 2840 2843 2846 2848 2851 2853 2856 2859 2862 2865
POWER OUTPUT (dBm)
25
°c
FREQUENCY (MHz)
PHYSICAL DIMENSIONS
MINI-16 415-0061 REV. B (DRAWING NOT TO SCALE)
±
© Z-Communications, Inc.
Page 2
Printed in the U.S.A.
.