D-1555 ZCOMM | Alldatasheet
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r Z~Communications, Inc. VCO MODEL D-1555
9939 Via Pasar « San Diego, California 921
oll Phone (619) 621-2700 FAX (619) 621-2702 TS0.15 PAGE 1 Z-COMMUNICATIONS INC 4SE D MM 9966466 O0003be T MBZCI m PHASE NOISE (1Hz BW) (TYP) ~— -60 - ee -70 - : NI | FEATURES 3 80 _ ee no} + Exceptional Phase Noise Characteristics 90 + Excellent Temperature Stability rN * Tuning Voltage 0 to 15 Volts -100 aanN APPLICATIONS aM * VHF Communications » Test Equipment 100 1000 10000 100000 *900 MHz Radios + LO'S, PLL'S, Digital Cellular OFFSET (Hz) PERFORMANCE SPECIFICATIONS VALUE UNITS Center Frequency 1555 MHz Phase Noise (@ 10KHz offset, 1 Hz Bandwidth) -103 dBc Harmonic Suppression (2nd, typ) -10 dBc Tuning Voltage 0-15 Vde Tuning Sensitivity (avg.) 10 MHz/V Power Output (into 50 Q @ 25°C) 410.542 dBm Load Impedance 50 Q Input Capacitance (max ) 100 pF Pulling (12 dB Return Loss, Any Phase) <1 MHz Operating Temperature Range 0 to 70 °C POWER SUPPLY REQUIREMENTS Supply Voltage (Vcc) 12 Vde Supply Current (Icc)(max) 80 mA All specifications are typical unless otherwise noted and subject to change without notice. APPLICATION NOTES 1. For proper mounting and grounding of VCO, refer to application note AN-101. 2. For proper output loading of VCO, refer to application note AN-102. © Z-Communications, Inc. 161 All rights reserved - 1991
NARROW BANDWIDTH - VERY LOW NOISE - LOW COST VCO MODEL D-1555 VOLTAGE CONTROLLED OSCILLATOR PAGE 2 TUNING CURVE (TYP) POWER OUTPUT CURVE (@ 25°C, TYP) a a | 1700 ann et—++++}] 1675 oe "7 a 1650 = Po — F i025 H | LAA 5% Pt ttt = BREESE a + b 13 > 1600 nannpzd 2° LT ee Bos Te si NS a TT | | § "PN Stee DAT) ye 2 te on Yo LE : =e 1475 oe a | 0 2 4 6 8 10 12 14 3 ee ee (Voltage Vdc) 1475 1525 1575 1625 1675 FREQUENCY (MHz} PHYSICAL DIMENSIONS OUTLINE DRAWING OF THE (EP) PACKAGE VCO
720 Ea 765 — 28 ,
we our Wa 0 ots 4 410 aera | | ee ee 48 | | 218" / oy We ye i Ge .015 SQ. aa i 018 DIA 0 alt — 048 sores “ee es 0.000 tea —-.045 1.SQUARE PINS Gi — G4 ARE GROUND PINS WHICH ARE CONNECTED i \\ TO THE METAL CASE. ex\\ ° ~ wy 2.THIS AREA OF THE REAR OF THE ENCLOSURE IS SOLDER WETTED. se \\ By ES AND GROUNDED TO THE UPPER CASE. Ss \\ halibad S.CASE IS COMPOSED OF BRIGHT TIN PLATED BRASS. \\— GROUND © Z-Communications, Inc. 162 Z-COMM DS-1191