-32- temperature compensated crystal oscillator ( tcxo / vc-tcxo ) high stability co-ts7050 , co-ts7050v ?? features ?? 10 to 26 mhz ?? low power consumption ?? supply voltage available brtween 2.7 to 5.0v ?? package : metal lid + ceramic base ?? 7.0?~5.0?~1.9mm ?? electrical performance description symbols co-ts7050 co-ts7050v available frequency range f0 10 . 000 ?` 26 . 000 mhz frequency stability vs.operating dft/f ?} 1 . 5 ppm, ?} 2 . 0 ppm, ?} 2 . 5 ppm ( - 30 to + 75 ? c ) temperture ( 25 ? c ref .) ?} 2 . 5 ppm, ?} 3 . 0 ppm ( - 40 to + 85 ? c ) storage temperture tsto - 40 to + 85 ? c supply voltage vcc +2.7 to 5.0v supply current icc 2.0 ma max supply voltage change dfv ?}0.2 ppm / vcc?}5% output voltage vo 0.8vp-p ( clipped sine wave ) load zcr 10 k??//10pf load change dfz ?}0.2 ppm ( 10k???}10% // 10pf?}10% ) voltage control df/v - ?}8ppm,?}10ppm,?}15ppm/+1.5?}1.0v phase noise pn -135dbc / hz typ.(1.0khz) ?? environmental characteristics description symbols specification aging (first year) ?}1.0 ppm max/year shock test: 3 times free drop onto concrete board from 150cm heigh result: ?}1.0 ppm max vibration test: frequency 5-500hz, amplitude 1.5mm, test time 4cycles/xyz axis result: ?}1.0 ppm max solderability test : more than 95 % , at 235 ?} 5 ? c for 3 sec humidity test : 90 to 95 % relative humidity at + 60 ?} 3 ? c for 1000 hours result: ?}1.0 ppm max ?? outline drawing & suggested pad terminal conection tcxo vctcxo #1 gnd vcont #2 gnd gnd #3 output output #4 vcc vcc ?? suggested pad (top view) t l t e c h n i c a l l i n k c o . , l t d . 1 . 5 5 . 0 8 1 . 2 4 . 2 1 . 9 m a x 7 . 0 ?} 0 . 2 5 . 0 ?} 0 . 2 m a r k i n g 4 ?| ( 1 . 4 ) 4 ?| ( 1 . 0 ) # 1 # 3 # 4 # 2
|
