SFS1280C-LF Rev A1 Fixed Frequency Synthesizer Surface Mount Module Applications Application Notes • Basestations • Mobile Radios • • AN-107: Manual Soldering Technique • AN-205: Measuring Phase Noise for SFS Series Performance Specifications Frequency Min Typ 1280 Max Units 1280 MHz Phase Noise @ 10 kHz offset (1 Hz BW) -113 dBc/Hz Harmonic Suppression (2nd) -15 dBc Spurious Suppression -70 dBc Power Output 3 5.5 Load Impedance 50 Settling Time 3 Operating Temperature Range -40 Package Style 8 dBm mS 85 °C Max Units PLL-V12C Power Supply Requirements Min Typ Supply Voltage 1: PLL (Vcc, nom) 3 Vdc Supply Voltage 2: VCO (Vcc, nom) 5 Vdc Supply Current 1: PLL (Icc, typ) 14 mA Supply Current 2: VCO (Icc, typ) 25 mA Reference Oscillator Signal Frequency Phase Noise @1 kHz Offset Min Typ Max Units 10 MHz -145 dBc/Hz Additional Notes LFSuffix = RoHS Compliant. All specifications are subject to change without notice. © Z-Communications, Inc. All Rights Reserved. 14118 Stowe Drive, Suite B | Poway, CA 92064 | TEL: (858) 621-2700 | FAX: (858) 486-1927 URL: www.zcomm.com | EMAIL: [email protected] Page 1 of 2 FRM-S-002 B Fixed Frequency Synthesizer Surface Mount Module Phase Noise, typ. SFS1280C-LF Rev A1 Footprint PHASE NOISE (1 Hz BW, typical) RECOMMENDED FOOTPRINT £(f) (dBc/Hz) SEVERAL HOLES OF O 0.015 ON GND. PLANE ARE RECOMMENDED FOR GOOD GROUNDING. 0.030 MIN. CUTBACK FROM LIVE PADS OFFSET (Hz) Physical Dimensions NOTE: ALL DIMENSIONS ARE IN INCHES TOL: XXX: +/- 0.010 SFS PIN CONFIGURATION 12 2 3 4 5 6 Z-COMM XXXXXXXX-LF W/O# D/C 1 11 10 9 8 7 LFSuffix = RoHS Compliant. All specifications are subject to change without notice. © Z-Communications, Inc. All Rights Reserved. URL: www.zcomm.com | EMAIL: [email protected] 1 3 5 6 8 Vcc (VCO) RF OUT MUX OUT Vcc (CHIP) N/C 10 REF IN REST GROUND PVA PIN CONFIGURATION 1 3 5 6 7 8 9 10 REST Vcc (VCO) RF OUT MUX OUT Vcc (CHIP) CLOCK DATA ENABLE REF IN GROUND Page 2 of 2 FRM-S-002 B