space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 1 / 7 www.rakon.com for this product, full and detailed specifications can be delivered on request. specific request can be addressed to rakon info@rakon.fr product description this stable oscillator is designed for space clocks , navigation and positioning systems and is used in such applications as gps receivers, digital cards, board calculators, down and up converters, synthesizers. the av (allan variance) variant of the RK409 has a short term stability of 6.10 -13 at 1 s. this frequency source is featured by remarkable ove rall frequency stability vs. temperature range up to 0.5 ppb under vacuum and 20 ppb per year. the RK409 is available with different packages, in a small format (50x50x30mm) and is manufactured in accordance with mil-prf-55310 (clas s 1, type 4 or type 6, level s or b). features frequency range: 10 mhz to 40 mhz allan variance @ 1s: 6.10 -13 supply voltage: +12v or +15v warm up consumption: 7 watt steady state consumption: 3 w under vacuum and 4w under atmospheric pressure frequency stability vs. operating temperature range: 0.5 ppb under vacuum ageing : 150 ppb over 15 years at 10mhz output wave form: sine 50 ohms output level: from 2 to 10 dbm component selected as per ecss-q-st-60c materials selected as per ecss-q-70 manufacturing in accordance with: o mil-prf-55310 (class 1, type 4, level s or b) o ecss-q-st-70-08c and ecss-q-st- 70-38c weight:125g (gp variant)/170g (av variant) applications transponders gps receivers navigation converters heritage spacebus 4000 satcom htv himawari specifications 1. environmental conditions parameters conditions/remarks min nom max unit option a -5 25 60 c option b -20 25 70 c operating temperature option c -40 25 70 c switch-on temperature tso -40 85 c non-operating temperature tnop -55 125 c random vibration level as per mil-std-202, method 2 14, condition i-j (46.30 grms) sine vibration level as per mil-std-202, method 214 , condition d (20 g) shocks mechanical shock as per mil-std-202, method 213, co ndition e (half sine with a peak acceleration of 1000g for duration of 0.5 msec ) radiation tid : 100 krad, low dose rate no sel up to let=60 mev/mg/cm2
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 2 / 7 www.rakon.com 2. electrical interface parameters conditions/remarks min nom max unit option 12 11.4 12 12.6 v power supply option 15 14.25 15 15.75 v load impedance 45 50 55 w reference voltage 6.6 6.9 7.2 v control voltage vc 0 vref v 3. performances @ 10 mhz 3.1. option av (allan variance) parameters conditions/remarks min typ max unit nominal frequency 10 40 mhz steady state input current power vacuum @ -20c 4 w warm up supply power 8 w initial frequency accuracy frequency pulling option 2 10 ppb frequency adjustment positive slope 500 ppb option a 0.5 ppb option b 1 ppb frequency stability vs temperature option c 5 ppb frequency variation vs. supply voltage over operating temperature 0.1 ppb frequency variation vs. load over operating temperature 0.1 ppb frequency variation vs pressure 50 ppb over 1 year 20 ppb frequency ageing (10 mhz) over 15 years 150 ppb 1s 6.e-13 allan variance 10s 1.e-12 frequency warm up 30 mn output waveform sine output level eol 2 10 dbm harmonics level and subharmonics -30 dbc non harmonics level -85 dbc 1 hz -110 dbc/hz 10 hz -135 dbc/hz 100 hz -145 dbc/hz 1khz -150 dbc/hz phase noise @ 10 mhz 10 khz -155 dbc/hz
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 3 / 7 www.rakon.com 3.2. option gp (general purpose) parameters conditions/remarks min typ max unit nominal frequency 10 40 mhz steady state input current power vacuum @ -20c 3 w warm up supply power 7 w initial frequency accuracy frequency pulling option 2 10 ppb frequency adjustment positive slope 500 ppb option a 0.5 ppb option b 1 ppb frequency stability vs temperature option c 10 ppb frequency variation vs. supply voltage over operating temperature 0.1 ppb frequency variation vs. load over operating temperature 0.1 ppb frequency variation vs pressure 50 ppb over 1 year 20 ppb frequency ageing (10 mhz) over 15 years 150 ppb 1s 1.e-12 allan variance 10s 2.e-12 frequency warm up 30 mn output waveform sine output level eol 2 10 dbm harmonics level and subharmonics -30 dbc non harmonics level -85 dbc 1 hz -105 dbc/hz 10 hz -135 dbc/hz 100 hz -145 dbc/hz 1khz -150 dbc/hz phase noise 10 khz -155 dbc/hz 4. mechanical features package name description dimensions wheight pt1 pin through hole 50x50x30 mm ss1 sub-d+sma 50x55x30 mm
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 4 / 7 www.rakon.com 4.1. package pt1 (pin through hole) pin number name function alarm option 0 not connected 1 alarm option 1 oven alarm 2,6 gnd ground 3 fout frequency output 4 vc voltage control 5 vref reference voltage 7 vcc power supply
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 5 / 7 www.rakon.com 4.2. package ss1 (sub-d+sma) pin number name function 1 vc voltage control 2,4,12 not connected alarm option 0 not connected 3 alarm option 1 oven alarm 6,7,8,13,14,15 gnd ground 5,9,10 vcc power supply 11 vref reference voltage sma connector fout frequency output
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 6 / 7 www.rakon.com 5. model philosophy representativeness engineering model engineering qualification model qualification model flight model flight model + lot acceptance test options a b, c d e, f, g, h i components passive commercial parts, active parts from the same manufacturer of hirel parts mil grade parts procured from the same manufacturer of hirel parts hirel parts hirel parts hirel parts crystal material swept quartz stabilized swept quartz stabilized escc3501 swept quartz stabilized escc3501 swept quartz stabilized escc3501 swept quartz stabilized mechanical interface flight representative in form-fit-function flight representative in form-fit-function flight design flight design flight design electrical interface flight design flight design flight design flight de sign flight design tests acceptance testing qualification testing qualification testing (including screening) acceptance testing (including screening) acceptance testing (including screening)+ lat 6. options for engineering qualification model option b: production manufacturing, qualification f low including qualification mechanical tests option c: production manufacturing, electrical test s only 7. flight model screening according to mil-prf-55310 option e: full level s option f: level s with combined burn in aging of 48 0 hours option g: full level b option h: level b with combined burn in aging of 48 0 hours option i: level s with 1 pc/batch lot acceptance test could be performed on all scree ning options 8. deliverable documentation test data full specification certificate of conformity (coc)
space oven controlled crystal oscillator rk 409 10 -9 stability class ocxo april, 2nd 2012 spec ifications subject to change without notice shortform, 51001182.110, issue a1 7 / 7 www.rakon.com 9. ordering part number definition the part number breakdown is defined as follows: rakon series ocxo (4xx) 10 -9 stability class supply voltage 12 = 12v 15 = 15v temperature range/stability a = -5c to +60c, 0.5 ppb b = -20c to +70c, 1 ppb c = -40c to +70c, 5 ppb model a = em b = eqm full environmental testing c = eqm reduced environmental testing d = qm e = fm level s f = fm level s with combined bi-aging g = fm level b h = fm level b with combined bi-aging i = fm + group c rk 409 10m000000 frequency , fnom a 1 2 oven alarm 0 = no 1 = yes frequency pulling 1 = internal calibration 2 = voltage controlled 1 1 av performance av = focus on short term stability gp = general purpose a package pt1 = 50x50x30 pin through ss 1 = 5 0x5 5x3 0 sub - d + sma pt1
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