VOLTAGE CONTROLLED OSCILLATOR SURFACE MOUNT MODEL: DCSO1000-12 OPTIMIZED CENTER FREQUENCY Phase Noise -65 -75 -85 Phase Noise (dBc/Hz) FEATURES: ► Highly Immune To Phase Hits ► Low Phase Noise (SAW Replacement) ► Tolerant To Supply Variation ► Fast Tuning ► Small Size, Surface Mount ► Lead Free REL-PRO® Technology ► Planar Resonator Construction 1000 MHz -95 -105 -115 -125 -135 -145 -155 -165 -175 100 1000 10000 100000 1000000 10000000 Offset Frequency (Hz) 995.9MHz/1V 1000.6MHz/6V 1006.4MHz/11V SPECIFICATIONS(Rev. F 01/03/08) Frequency 1000 MHz Tuning Voltage 0.5 - 12 VDC Bias Voltage +12 VDC @ <35 mA Output Power +4 dBm (Min) Tuning Sensitivity 2 MHz/V (Typ) Output Impedance 50 Ohms (Nom) Harmonic Suppression 20 dBc (Min) Frequency Pulling 500 kHz (Typ @ 1.75:1 VSWR) Frequency Pushing 50 kHz/V (Typ) Phase Noise @ 10 kHz -126 dBc/Hz (Typ) Operating Temperature Range -40 to +85 °C Package # 249LF CONTACT ASSIGNMENT Tuning Voltage No Connection RF Output DC Supply Input All Others 2 4 9 11 Ground VOLTAGE CONTROLLED OSCILLATOR SURFACE MOUNT MODEL: DCSO1000-12 OPTIMIZED CENTER FREQUENCY 1000 MHz 1007 Frequency (MHz) 1005 1003 1001 999 997 995 993 991 0 1 2 3 4 5 6 7 8 9 10 11 12 11 12 Control Voltage (Vdc) +25ºC +85ºC -40ºC 9 8 Output Power (dBm) 7 6 5 4 3 2 1 0 0 1 2 3 4 5 6 7 Control Voltage (Vdc) +25ºC +85ºC -40ºC 8 9 10 PERFORMANCE PLOTS 1009 VOLTAGE CONTROLLED OSCILLATOR SURFACE MOUNT MODEL: DCSO1000-12 OPTIMIZED CENTER FREQUENCY 1000 MHz 4.5 Tuning Sensitivity (MHz/V) 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 1 2 3 4 5 6 7 Control Voltage (Vdc) +25ºC +85ºC 8 9 10 11 12 8 9 10 11 12 -40ºC 0 2nd Harmonic Suppression (dB) -5 -10 -15 -20 -25 -30 -35 -40 0 1 2 3 4 5 6 7 Control Voltage (Vdc) +25ºC +85ºC -40ºC PERFORMANCE PLOTS 5.0