helping customers innovate, improve & grow search xos > CO-487 CO-487 sinewave crystal oscillators features: ? frequencies from 4 mhz to 500 mhz ? miniature hybrid design ? 16 pin double dip or 16 pin flatpack ? +13 dbm output available specifications series CO-487: miniature hybrid frequency 4 mhz to 500 mhz output standard: 0.5 vrms/50 (+7 dbm) option r : 1 vrms/50 (+13 dbm) high level option: 1 watt (+30 dbm) available in 2" x 3" x 0.75" package supply +15 vdc 5% (any supply in 12-24 vdc range optional; supply less than +15 vdc subject to reduced output level) accuracy (at 25c) CO-487a : 50 ppm CO-487c : 25 ppm CO-487d : 15 ppm CO-487b : 10 ppm *CO-487e : 1 ppm *set via external capacitor. temperature stability standard: 0c to +70c: 25 ppm option 1 : -55c to +85c: 50 ppm option 2 : -55c to +125c: 50 ppm (not available in co-287w ) option 3 : 0c to +50c: 3 ppm (not available in co-484 , CO-487 , co-287w ) option 5 : 0c to +50c: 5 ppm option 6 : 0c to +50c: 10 ppm aging rate (typical after 30 days) 3 ppm first year <2 ppm per year thereafter phase noise (typical 4-100 mhz) offset from carrier 100 hz 1 khz 10 khz 50 khz standard -100 dbc/hz -125 dbc/hz -140 dbc/hz -145 dbc/hz option l1 * -115 dbc/hz -140 dbc/hz -150 dbc/hz -155 dbc/hz option l2 ** -120 dbc/hz -145 dbc/hz -160 dbc/hz -160 dbc/hz noise degrades by 6 db per octave above 100 mhz * l1 option is not available in co-281 , co-484 , CO-487 ** l2 option is available only in co-233fw and is limited to 200 mhz: above 100 mhz, output of co-233fwl2 is restricted to +7 dbm. top of page page 1 of 3 vectron products - sinewave crystal oscillators - CO-487 3/11/2009 htt p ://www.vectron.com/ p roducts/xo/CO-487.htm
screen testing of above models screen test mil-std-883 method standard options class x class d class b class s stabilization bake (150c) ? x x x class s screen test requirements include 24 hour additional bake-out, 80 hour additional burn-in, thermal shock, pind test and radiographic inspection in addition to class b screening. has major cost impact. seal test (gross and fine) 1014, cond a2 x x x temperature cycling (thermal shock) 1010, cond b x x burn-in, operating 160 hours @125c ? x x acceleration (5000g in y 1 axis) 2001, cond a x top of page dimension in inches pinouts *pin 8 9 11 16 function 0v, case output ** supply page 2 of 3 vectron products - sinewave crystal oscillators - CO-487 3/11/2009 htt p ://www.vectron.com/ p roducts/xo/CO-487.htm
copyright ? 1997-2009 by vectron international, inc., a dover company . vectron international's terms and conditions . the most recent change to this page occurred 02/11/2009 *unlisted pins may be used internally **< 200 mhz: no connection >200 mhz: 0v, case e option, connect 5-30 pf capacitor from pin 5 to pin 8. top of page page 3 of 3 vectron products - sinewave crystal oscillators - CO-487 3/11/2009 htt p ://www.vectron.com/ p roducts/xo/CO-487.htm
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