75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508-435-5289 ? www.valpeyfisher.com revb0307 1 vcc code specification f 3.0v d 5.0v features ? frequency range of 10mhz to 40mhz ? very low phase noise ? excellent frequency stability ? clipped sine wave output ? low aging, vacuum sealed crystal ? available as a vcxo stability code specification l 0.5ppm k 1.0ppm j 1.5ppm h 2.0ppm g 2.5ppm temperature range code specification a 0c to 50c c -10c to +60c d -20c to 70c f -30c to +85c g -40c to 85c pulling code specification t tcxo a 5ppm b 8ppm c 10ppm d 12ppm e 15ppm f 18ppm g 20ppm freq. vs temp availability temp (c) l: 0.5ppm k: 1.0ppm j: 1.5ppm h: 2.0ppm g: 2.5ppm 0c to +50c ? ? ? ? ? -10c to +60c ? ? ? ? ? -20c to +70c ? ? ? ? ? -30c to +85c ? ? ? ? ? -40c to +85c o ? ? ? ? o case by case ? available pin #1 vc or gnd #2 gnd #3 output #4 vcc vftx300 tcxo with voltage control option 3 .2x2.5mm surface mount , cli pp ed sine applications ? optical networki ng, sonet/sdh ? 10 gbit ethernet ? frequen cy transl ation sm d ref lo w p ro fi le 0 50 100 150 200 250 0 2 0 4 0 6 0 8 0 100 120 140 160 tim e, s te mp eratu re, c how to order v ftx300 frequency , mhz
75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508-435-5289 ? www.valpeyfisher.com revb0307 2 absolute maximum ratings input break down voltage vcc -0.5 7.0 v storage temp. ts -55 125 c contr. voltage vc -1 9 v electrical frequency range f 10 40 mhz input voltage vcc 4.75 2.8 5.00 3.0 5.25 3.3 v min. frequency 26mhz input current icc 50 ohm load 2.5 ma frequency stability f/f vs. temperature vs. vcc aging 0.5 5 0.2 1 ppm ppm/v ppm/year refer selection table output clipped sine, 0.8vp-p minimum load 10k ? //10pf start up time ts 2 10 ms ssb phase noise @100 hz @1 khz @10 khz -115 -135 -150 dbc/hz fo=13mhz input impedance 10 m ? control voltage vc 0.5 0.5 4.55 2.5 v 5vcc 3vcc environmental and mechanical operating temp. range -20c to 70c (-40c to 85c available) refer to selection table mechanical shock per mil-std-202, method 213, cond. e thermal shock per mil-std-883, method 1011, cond. a vibration per mil-std-883, method 2007, cond. a soldering conditions 230c for 90s max hermetic seal leak rate less than 5x10 -8 atm.cc/s of helium (crystal only) electrical connections pin out pin #1- voltage control or gnd pin #2 - gnd pin #3 ? output pin #4 - vcc specifications parameter symb condition min typ max unit note vftx300 tcxo with voltage control option 3.2x2.5mm smd cli pp ed sine wave
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