Low Noise Oscillator series LNO 1280 B1 OCSO @ 1280 MHz Specific request can be addressed to RAKON [email protected] Product Description LNO 1280 B1 is a low noise OCVCSO (Oven Controlled, Voltage controlled, SAW Oscillator) at 1280 MHz. It is composed of a SAW oscillator at 320 MHz fundamental frequency, followed by a frequency quadrupler. LNO 1280 B1 is designed for routine environment (test equipment, shelter, ground based military equipment…). It is available in a 95.3mm x 76.2mm x 23.3mm package. Features Excellent phase noise performance (typical value) : o o -140 dBc/Hz @ 1kHz offset -166 dBc/Hz noise floor Typical phase noise Test bench: NoiseXT DCNTS Plot: Individual phase noise Broadband jitter < 10 fs (offset frequencies from 10 kHz to 100 MHz) Applications Instrumentation (test equipment, simulator) Ground based military equipment as per MIL-PRF-28800F, Class 3 Low jitter clock for high speed ADC LNO 1280 B1 - Revision B – January 2016 1/4 www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost Low Noise Oscillator series LNO 1280 B1 OCSO @ 1280 MHz Specifications 1.0 Environmental conditions Line Parameter 1.1 Operating temperature range 1.2 Storage temperature range 1.3 Shock As per MIL-PRF-28800F, Class 3, test equipment 1.4 Random vibration As per MIL-PRF-28800F, Class 3, test equipment 2.0 Test Condition Min Max Unit 0 +50 °C -40 +85 °C Electrical interface Line Parameter Test Condition Operating Range Absolute Maximum Unit 2.1 Supply voltage Pin 2 +10 ± 0.2 0 to +15 VDC 2.2 Load impedance Pin 3, 50 all phases < 1.3:1 - 2.3 Control input voltage Pin 4 +2 to +7 -0.3 to +10 VDC 2.4 Control input impedance Pin 4 > 10 - k Typ. Value Guaranteed Unit 3.0 VSWR Performances Line Parameter Test Condition 3.1 Nominal output frequency Definition 3.2 Output frequency calibration Factory calibration @25°C 0.2 < 0.5 ppm 3.3 Output frequency stability On full temperature range - < 2 ppm 3.4 Long term stability After 30 days of continuous operation 1st year 10 years - < 1 < 6 ppm ppm 7 <9 W 1280 MHz 3.5 Warm-up power consumption 3.6 Steady state power consumption @25 °C (calm air) 3 <4 W 3.7 Warm-up time 1 ppm with reference to frequency reached after 1 hour of continuous operation - <5 minutes 3.8 Frequency tuning For full control input operating range 4 > 3 ppm 3.9 Slope Positive 2 1.5 to 3 ppm/V 3.10 Output power Sine wave into 50 load - +10 1 dBm 3.11 Output impedance At 1280 ± 1MHz - < 2.0:1 VSWR LNO 1280 B1 - Revision B – January 2016 2/4 www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost Low Noise Oscillator series LNO 1280 B1 OCSO @ 1280 MHz 4.0 Single side band phase noise (PN) and time jitter Line Parameter Test Condition Typ. Value Guaranteed 4.1 PN power density @ 1 kHz offset -140 < -135 dBc/Hz 4.2 PN power density @ 10 kHz offset -158 < -156 dBc/Hz 4.3 PN power density @ 1 MHz offset -166 < -164 dBc/Hz 4.4 Harmonic distortion All sub-harmonics, 2nd and 3rd harmonics -40 < -30 dBc 4.5 Spurious Non-harmonics - < -80 dBc 4.6 Jitter full offset range From 10 Hz to 100 MHz 100 < 200 fs 4.7 Broadband jitter From 10 kHz to 40 MHz - < 10 fs Static conditions, at 25°C (guaranteed values on full temperature range) LNO 1280 B1 - Revision B – January 2016 3/4 www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost Unit Low Noise Oscillator series LNO 1280 B1 OCSO @ 1280 MHz 5.0 Mechanical features Outline in mm, nominal values (general tolerances : 0.15mm). 6.0 Pin description Line Pin number Name 6.1 1 - 6.2 2 VCC 6.3 3 F OUT 6.4 4 CMD IN 6.5 Lug (4) GND 6.6 5 - LNO 1280 B1 - Revision B – January 2016 Description Do not connect Input supply voltage (+) RF output signal Input control voltage Mechanical and electrical ground (-) Do not connect 4/4 www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost