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| CRO3250B 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) -80 -90 -100 -110 -120 -130 -140 1 E+3 FEATURES * Frequency Range: 3225 - 3275 MHz * Tuning Voltage: 0.5-4.5 Vdc * MINI-16 - Style Package APPLICATIONS * Point to Point Radio * Fixed Wireless Equipment * 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) (f) (dBc/Hz) 10 E+3 100 E+3 OFFSET (Hz) VALUE 3225 - 3275 -113 -17 0.5-4.5 15 62 50 50 <2 <0.5 -40 to 85 MINI-16 5 22 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: Absolute Maximum Ratings: Vcc: 12 V; Vtune: 10 V; Solder Temperature: 260 C. Storage Temperature: -50 to 150 C. (c) Z-Communications, Inc. Page 1 All rights reserved LOW COST - HIGH PERFORMANCE VOLTAGE CONTROLLED OSCILLATOR TUNING CURVE, typ. 3300 3275 CRO3250B PAGE 2 FREQUENCY (MHz) 3250 3225 3200 3175 3150 3125 3100 85 25 -55 c c c 0 0. 25 0. 5 0. 75 1 1. 25 1. 5 1. 75 2 2. 25 2. 5 2. 75 3 3. 25 3. 5 3. 75 4 4. 25 4. 5 4. 75 TUNING VOLTAGE (Vdc) POWER CURVE, typ. POWER OUTPUT (dBm) 8 7 6 5 4 3 2 1 0 3207 5 25 c 3216 3225 3233 3241 3248 3256 3263 3270 3277 3282 FREQUENCY (MHz) PHYSICAL DIMENSIONS TYPICAL OF ALL PADS SEE NOTE 3 MINI-16 415-0061 REV. D (DRAWING NOT TO SCALE) .070 .037 .031 .026 0.220 0.115 0.320 0.420 0.475 0.000 0.500 .052 .114 0.500 0.475 P2 DETAIL A 0.415 0.405 P1=VT P2=RF OUT P3=Vcc TABS RANGE: SEE NOTE 5. (4 PLACES) 0.305 P3 0.315 -.005 .465 0.205 0.215 BOTTOM VIEW 0.105 0.025 0.000 0.025 0.085 0.185 P1 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 0.115 SEE DETAIL 'A' .220 .034 0.000 .070 TYP .150 TYP 0.285 GROUND PLANE SOLDER PLATED 0.385 0.500 (c) Z-Communications, Inc. Page 2 Printed in the U.S.A. |
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