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| CRO3918A-LF 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) FEATURES * Frequency Range: 3914 - 3924 MHz * Tuning Voltage: 0.5-4.5 Vdc * MINI-16 - Style Package APPLICATIONS * Satellite Communications * Microwave Radios * 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) (f) (dBc/Hz) OFFSET (Hz) VALUE 3914 - 3924 -109 -15 0.5-4.5 11 2.52.5 50 50 <1 <0.5 -40 to 85 MINI-16 5 18 APPLICATION NOTES Vdc mA pF MHz/V MHz C UNITS MHz dBc/Hz dBc Vdc MHz/V dBm Operating Temperature Range Package Style 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: (c) Z-Communications, Inc. Page 1 All rights reserved LOW COST - HIGH PERFORMANCE VOLTAGE CONTROLLED OSCILLATOR TUNING CURVE, typ. 3960 3950 CRO3918A-LF PAGE 2 FREQUENCY (MHz) 3940 3930 85 3920 25 3910 3900 3890 3880 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 -40 c c c TUNING VOLTAGE (Vdc) POWER CURVE, typ. POWER OUTPUT (dBm) 6 5 4 3 2 1 0 3885 85 25 -40 c c c 3891 3896 3902 3908 3915 3923 3932 3942 3951 FREQUENCY (MHz) PHYSICAL DIMENSIONS PIN CONFIGURATION P1 Vt P2 RF Out P3 Vcc REST: GROUND Z-COMM XXXXXXXX-LF W/O# D/C PACKAGE MINI-16 MINI-16LOW MINI-16L H 0.220 0.160 0.130 NOTE: ALL DIMENSIONS ARE IN INCHES (c) Z-Communications, Inc. Page 2 Printed in the U.S.A. |
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