Low Noise Oscillator series LNO 320 D1 OCSO @ 320 MHz Specific request can be addressed to RAKON [email protected] Product Description LNO 320 D1 is a low noise and low G vibration isolated OCVCSO (Oven Controlled Voltage Controlled SAW Oscillator) at 320 MHz, phaselockable on an external 10 MHz reference. LNO 320 D1 provides excellent phase noise performance, and is specially designed for airborne environment. The SAW oscillator is suspended with vibration and shock absorbers included. LNO 320 D1 is available in a 70mm x 70mm x 34.75mm package. Three operating modes are available, through Control Input signal: Free running Control Input = Not connected Voltage controlled Control Input = DC Voltage Phase Lock Loop Control Input = 10 MHz Reference Features Excellent phase noise performance (typical value) : o o -174 dBc/Hz @ 10kHz offset -180 dBc/Hz noise floor Typical phase noise Free running PLL mode BIT Status: Ready or Alarm Applications Airborne radars LNO 320 D1 - Revision F – October 2013 1/5 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 320 D1 OCSO @ 320 MHz Specifications 1.0 Environmental conditions Line Parameter 1.1 Operating temperature range -40 to +70 °C 1.2 Storage temperature range -40 to +85 °C 1.3 Shock Half sine 30 g 11 ms 1.4 Random vibration 0.02 g²/Hz within [10 to 350Hz] 0.005 g²/Hz within [1 to 2 kHz] 1.5 G sensitivity @100Hz vibration frequency, each axis 1.6 Humidity 93 % RH at 60 °C 1.7 Low pressure & temperature 120 hPa within [-40 to 55 °C] 1.8 Constant acceleration 18 g all directions 2.0 Test Condition Typ. Value Guaranteed -10 -9 5.10 < 2.10 Typ. Value Guaranteed /g Electrical interface Line Parameter Test Condition 2.1 Supply voltage Pin 2 2.2 Load impedance Pin 1, 50 2.3 Control Input Pin 4 +2 to +10 or 10 2.4 BIT status Pin 3 TTL logic level 3.0 Unit +12 ± 0.2 - all phases Unit V < 1.3:1 VSWR V MHz Performances Line Parameter Test Condition Typ. Value Guaranteed 3.1 Nominal frequency Definition Free running mode Control Input not connected 3.2 Frequency calibration Initial calibration @ 25°C 0.2 < 0.5 ppm 3.3 Frequency stability On full temperature range - < 2 ppm 3.4 Long term stability After 30 days of continuous operation st 1 year 10 years - < 1 < 6 ppm ppm 320 MHz Voltage controlled mode Control Input with DC voltage 3.5 Tuning voltage At Control Input 3.6 Frequency tuning Monotone 8 > 6 3.7 Slope Positive slope 2 1.5 to 3 LNO 320 D1 - Revision F – October 2013 +2 to +10 2/5 Unit V www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost ppm ppm/V Low Noise Oscillator series LNO 320 D1 OCSO @ 320 MHz PLL mode Control Input with 10MHz reference 3.8 Nominal Control Input frequency Definition 10 3.9 Frequency stability All causes = Reference stability 3.10 Input level 50 source & load 3.11 Input waveform Square waveform edge 3.12 Loop bandwidth 3.13 Harmonics suppression 10MHz harmonics All modes Common specifications 3.14 Power consumption Warm-up 3.15 Power consumption 3.16 3.17 +10 to +13 dBm - > 100 15 10 to 20 Hz -100 < -60 dBc 11.5 < 12 W 25 °C (calm air) 3 < 3.6 W Warm-up time 1 ppm with reference to frequency reached after 1 hour of continuous operation at 25 °C - <5 Output power Sine wave into 50 - +12 1 dBm Typ. Value Guaranteed Unit -151 < -145 dBc/Hz -174 < -170 dBc/Hz -180 < -178 dBc/Hz -40 < -30 dBc < -80 dBc 4.0 Line MHz load mV/ns minutes Single side band phase noise (PN) Parameter Test Condition In static environment (free running mode) 4.1 PN power density @ 1 kHz offset 4.2 PN power density @ 10 kHz offset 4.3 PN power density @ 1 MHz offset 4.4 Harmonic distortion Second and third harmonics 4.5 Harmonic distortion Non-harmonics Static conditions, at 25°C (guaranteed values on full temperature range) LNO 320 D1 - Revision F – October 2013 3/5 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 320 D1 OCSO @ 320 MHz In dynamic environment (free running mode) 4.6 With the following random vibration spectrum (ref. 1.4): The Single Side Band Phase Noise in dynamic environment is as described below : 5.0 BIT output Line Parameter Test Condition Typ. Value Guaranteed 5.1 Interface 5.2 Logic 1 TTL level Oscillator ready 5.3 Logic 0 TTL level Alarm Open collector LNO 320 D1 - Revision F – October 2013 4/5 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 320 D1 OCSO @ 320 MHz 6.0 Mechanical features Outline in mm 7.0 Pin description Line Pin number Name Description 7.1 1 Frequency output Output signal 7.2 2 + lug Supply voltage Input supply (2) & ground (lug) 7.3 3 + lug BIT status Logic output signal (3) & ground (lug) 7.4 4 Control Input Tuning DC voltage or 10MHz reference LNO 320 D1 - Revision F – October 2013 5/5 www.rakon.com Rakon reserves the right to modify herein specifications and information when necessary to provide optimum performance and cost