V621ME20-LF 9939 Via Pasar • San Diego, CA 92126 TEL (858) 621-2700 FAX (858) 621-2722 VOLTAGE CONTROLLED OSCILLATOR Rev A1 £(f) (dBc/Hz) PHASE NOISE (1 Hz BW, typical) FEATURES • Frequency Range: 1670 - 1731 MHz • Tuning Voltage: 1 - 4 Vdc • MINI-16-L - Style Package APPLICATIONS • Earthstations • Satellite Modems • Handheld Phones OFFSET (Hz) VALUE UNITS 1670 - 1731 MHz Phase Noise @ 10 kHz offset (1 Hz BW, typ.) -106 dBc/Hz Harmonic Suppression (2nd, typ.) Tuning Voltage Tuning Sensitivity (avg.) -20 1-4 42 dBc Vdc MHz/V -2.5±3.5 dBm PERFORMANCE SPECIFICATIONS Oscillation Frequency Range Power Output Load Impedance 50 Input Capacitance (max.) 75 Pushing <2 MHz/V Pulling ( 14 dB Return Loss, Any Phase) pF <1 MHz Operating Temperature Range -40 to 85 °C Package Style MINI-16-L POWER SUPPLY REQUIREMENTS Supply Voltage (Vcc, nom.) Supply Current (Icc, typ.) 5 Vdc 22 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. LOW COST - HIGH PERFORMANCE Page 1 All rights reserved V621ME20-LF VOLTAGE CONTROLLED OSCILLATOR PAGE 2 TUNING CURVE, typ. 1800 FREQUENCY (MHz) 1780 1760 1740 1720 1700 85 1680 25 1660 -40 °c °c °c 1640 1620 1600 1580 0 0.5 1 1.5 2 2.5 3 3.5 4 TUNING VOLTAGE (Vdc) POWER OUTPUT (dBm) POWER CURVE, typ. 5 4 3 2 1 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 1622 °c °c °c 85 25 -40 1644 1664 1683 1701 1721 1741 1760 1779 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 H 0.220 MINI-16LOW 0.160 MINI-16L 0.130 NOTE: ALL DIMENSIONS ARE IN INCHES © Z-Communications, Inc. Page 2 Printed in the U.S.A.