CRO2781A-LF PHASE NOISE (1 Hz BW, typical) Rev A1 Voltage-Controlled Oscillator Surface Mount Module Applications • Digital Radios • Satellite Communication • £(f) (dBc/Hz) 14118 Stowe Drive, Suite B | Poway, CA 92064 TEL: (858) 621-2700 | FAX: (858) 486-1927 URL: www.zcomm.com EMAIL: [email protected] Application Notes • AN-101: Mounting and Grounding • AN-102: Output Loading • AN-107: Manual Soldering OFFSET (Hz) Performance Specifications Min Oscillation Frequency Range 2780 Typ Phase Noise @ 10 kHz offset (1 Hz BW) -115 Harmonic Suppression (2nd) -18 Tuning Voltage 0.5 Max Units 2780 MHz dBc/Hz -10 dBc 4.5 Vdc MHz/V 9 Tuning Sensitivity (avg.) 11 dBm Input Capacitance 50 pF Pushing 1 MHz/V Pulling (14 dB Return Loss, Any Phase) 1 MHz 85 °C Max Units Power Output 4 Load Impedance Operating Temperature Range 50 -40 Package Style Power Supply Requirements 7.5 MINI-16-SM Min Typ Supply Voltage (Vcc, nom.) 5 Supply Current (Icc) 19 Vdc 24 mA Additional Notes LFSuffix = RoHS Compliant. All specifications are subject to change without notice. © Z-Communications, Inc. All Rights Reserved. Page 1 of 2 FRM-S-002 B CRO2781A-LF Voltage-Controlled Oscillator Surface Mount Module Rev A1 Tuning Curve, typ. 2810 FREQUENCY (MHz) 2805 2800 2795 2790 2780 85 °C 25 °C 2775 -40 °C 2785 2770 2765 2760 2755 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 TUNING VOLTAGE (Vdc) POWER OUTPUT (dBm) Power Curve, typ. Footprint RECOMMENDED FOOTPRINT SEVERAL HOLES OF O 0.015 ON GND. PLANE ARE RECOMMENDED FOR GOOD GROUNDING. 12 11 10 9 8 0.030 MIN. CUTBACK FROM LIVE PADS 7 6 5 4 2762 2766 2771 2775 2779 2784 2789 2794 2800 2807 FREQUENCY (MHz) 85 °C 25 °C -40 °C Physical Dimensions SOLDER MASK GOLD PLATED PADS PIN CONFIGURATION BOTTOM Z-COMM XXXXXXXX-LF W/O# D/C P1 P2 P3 REST Vt RF OUT Vcc GROUND NOTE: ALL DIMENSIONS ARE IN INCHES TOL: XXX: +/- 0.010 LFSuffix = RoHS Compliant. All specifications are subject to change without notice. © Z-Communications, Inc. All Rights Reserved. Page 2 of 2 FRM-S-002 B