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| CRO2851A 9939 Via Pasar * San Diego, CA 92126 TEL (858) 621-2700 FAX (858) 621-2722 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 6.252.25 50 50 <0.5 <0.5 -40 to 85 MINI-16 5 18 Vdc mA UNITS MHz dBc/Hz dBc Vdc MHz/V dBm 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: (c) Z-Communications, Inc. Page 1 All rights reserved LOW COST - HIGH PERFORMANCE VOLTAGE CONTROLLED OSCILLATOR TUNING CURVE, typ. 2870 2865 CRO2851A PAGE 2 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) (c) Z-Communications, Inc. Page 2 Printed in the U.S.A. |
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