V638ME01 9939 Via Pasar • San Diego, CA 92126 TEL (858) 621-2700 FAX (858) 621-2722 VOLTAGE CONTROLLED OSCILLATOR Rev A2 PHASE NOISE (1 Hz BW, typical) FEATURES 510 - 770 • Frequency Range: • Tuning Voltage: 1 - 8 Vdc • MINI-14S - Style Package APPLICATIONS • Mobile Radios • Satellite Modems • Test Equipment MHz £(f) (dBc/Hz) -20 -40 -60 -80 -100 -120 -140 100 1K 10K 100K OFFSET (Hz) VALUE UNITS 510 - 770 MHz Phase Noise @ 10 kHz offset (1 Hz BW, typ.) -104 dBc/Hz Harmonic Suppression (2nd, typ.) Tuning Voltage Tuning Sensitivity (avg.) -5 1-8 58 dBc Vdc MHz/V 6.5±4.5 dBm 50 Ω Input Capacitance (max.) 100 pF Pushing <2 MHz/V Pulling (14 dB Return Loss, Any Phase) <4 MHz Operating Temperature Range -30 to 85 °C Package Style MINI-14S PERFORMANCE SPECIFICATIONS Oscillation Frequency Range Power Output Load Impedance POWER SUPPLY REQUIREMENTS Supply Voltage (Vcc, nom.) Supply Current (Icc, typ.) 9 Vdc 17 mA All specifications are typical unless otherwise noted and subject to change without notice. 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 NOTES: © Z-Communications, Inc. Page 1 All rights reserved LOW COST - HIGH PERFORMANCE VOLTAGE CONTROLLED OSCILLATOR V638ME01 PAGE 2 FREQUENCY (MHz) TUNING CURVE, typ. 880 830 780 730 680 630 580 530 480 430 380 -30 °c °c °c 25 °c 85 25 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 TUNING VOLTAGE (Vdc) POWER OUTPUT (dBm) POWER CURVE, typ. 20 18 16 14 12 10 8 6 4 2 0 395 432 466 496 524 550 576 601 626 651 677 702 727 753 779 806 832 FREQUENCY (MHz) PHYSICAL DIMENSIONS ± © Z-Communications, Inc. Page 2 Printed in the U.S.A.