CRO3355A 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 FEATURES • Frequency Range: 3325 - 3382 MHz • Tuning Voltage: 0.5-4.5 Vdc • MINI-16 - Style Package -90 -100 -110 -120 -130 -140 APPLICATIONS • Point to Point Radio • Fixed Wireless Equipment • Satellite Communications -150 1 E+3 10 E+3 100 E+3 OFFSET (Hz) VALUE UNITS 3325 - 3382 MHz -109 dBc/Hz -15 0.5-4.5 20 dBc Vdc MHz/V Power Output 6±3 dBm Load Impedance 50 Input Capacitance (max.) 50 Pushing <2 MHz/V PERFORMANCE SPECIFICATIONS Oscillation Frequency Range Phase Noise @ 10 kHz offset (1 Hz BW, typ.) Harmonic Suppression (2nd, typ.) Tuning Voltage Tuning Sensitivity (avg.) Pulling (14 dB Return Loss, Any Phase) pF <0.5 MHz Operating Temperature Range -40 to 85 °C Package Style MINI-16 POWER SUPPLY REQUIREMENTS Supply Voltage (Vcc, nom.) Supply Current (Icc, typ.) 5 Vdc 30 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 CRO3355A PAGE 2 TUNING CURVE, typ. 3390 FREQUENCY (MHz) 3380 3370 3360 3350 -40 °c °c °c 25 °c 85 3340 25 3330 3320 3310 3300 3290 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 TUNING VOLTAGE (Vdc) POWER OUTPUT (dBm) POWER CURVE, typ. 8 7 6 5 4 3 2 1 0 3303 3317 3328 3339 3349 3359 3368 3376 3383 3389 FREQUENCY (MHz) PHYSICAL DIMENSIONS TYPICAL OF ALL PADS MINI-16 415-0061 REV. D (DRAWING NOT TO SCALE) SEE NOTE 3 .070 .037 NOTES: 1. THE INSIDE RADIUS OF ALL 16 HALF HOLES AT THE PERIMETER OF THE BOARD ARE PLATED TO PROVIDE A SURFACE FOR THE ATTACHMENT OF THE VCO TO A PCB, IN 13 LOCATIONS, WITH 3 PADS BEING USED FOR ELECTROMECHANICAL INTERFACE. 16 SOLDER LOCATIONS REQUIRED. 2. THE SURFACE OF THE SHIELD IS TIN PLATED AND MAY BE SOLDERED TO. THE SHIELD'S BASE METAL IS COLD ROLLED STEEL. 3. THE GROUND PLANE IS GROUND AND ATTACHES TO A GROUND TRACK ON THE UPPER SIDE OF THE BOARD AS WELL AS THE SHIELD BY PTH. 4. UNLESS OTHERWISE NOTED ALL DIMENSIONS ARE IN INCHES. 5. UNLESS OTHERWISE NOTED ALL TOLERANCES ARE AS FOLLOWS: TOLERANCES .XXX= ± .010 .031 .052 .114 0.500 0.500 0.475 DETAIL A P2 0.415 0.405 0.305 0.315 P3 0.205 -.005 P1=VT P2=RF OUT P3=Vcc TABS RANGE: SEE NOTE 5. (4 PLACES) 0.215 .465 0.475 0.420 0.320 0.000 0.115 0.220 .026 BOTTOM VIEW 0.105 0.115 SEE DETAIL 'A' P1 .220 .070 TYP .150 0.500 0.385 .034 0.000 0.285 0.185 0.085 0.025 0.025 0.000 TYP GROUND PLANE SOLDER PLATED © Z-Communications, Inc. Page 2 Printed in the U.S.A.