75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508-435-5289 ? www.valpeyfisher.com ? rev_ c1208 1 vft5c series xo surface mount fr4 features ? frequency range of 200mhz to 1.00 ghz ? very low phase jitter and phase noise ? excellent frequency stability ? low aging, vacuum sealed crystal ? complementary output standard ? enable/disable standard ? surface mount fr4 package ? available as vcxo, see vft5v series 0 50 100 150 200 250 0 20 40 60 80 100 120 140 160 t e m p e r a t u r e , c ti me, s smd refl ow pr ofi l e 5 4 2 3 1 output vcc gnd dut output 6 vc en/dis 5v 82 ohm 82 ohm 120 ohm 120 ohm recommended soldermask layout dimensions may require alte ring for manufacturing process variations. dimensions in ( ) are millimeters. applications ? optical networking, sonet/sdh ? 10 gbit ethernet ? frequency translation *not recommended on new desi g ns. please see vfxo100. how to order ? vft5c ? frequency, mhz temperature range code specification a -10c to 60c b 0c to 70c c -40c to 85c input voltage code specification 5 5v 5% 3 3.3v 5% stability code specification b 50 ppm a 25 ppm s 20 ppm
75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508-435-5289 ? www.valpeyfisher.com ? rev_ c1208 2 notes: 1. up to 100 ppm available at vcc = 5v vft5c series xo, surface mount fr4 specifications parameter symb condition min typ max unit note a bsolute maximum ratings input break down voltage vcc -0.5 7.0 v storage temp. ts -55 85 c contr. voltage vc -1 9 v electrical frequency range f 200 1,000 mhz input voltage vcc 4.75 3.15 5.00 3.30 5.25 3.45 v std lv input current icc 50 ohm load 75 ma frequency stability f/f vs. temperature vs. vcc aging 20 3 1 50 ppm ppm/v ppm/year first year load 50 ohm to vcc-2v or thevenin equiv. bias required duty cycle @50% 45 50 55 % rise/fall time tr/tf 20 to 80 % 0.6 ns logic "1" level voh vcc-0.96 vcc-0.81 v logic "0" level vol vcc-1.85 vcc-1.65 v start up time ts 2 10 ms phase jitter 1 1 ps fj>1khz, also valid for 50 khz to 80 mhz ssb phase noise @100 hz @1 khz @10 khz @100 khz -85 -115 -125 -135 dbc/hz subharmonics -55 -52 db modulation bw fm @vc=2.5v >10khz @-3db input impedance fm < 10khz > 50kohm control voltage vc 0 0 5 3.3 v std lv deviation vc=0v to 5v,25c vc=0v to 3.3v,25c 100 ppm deviation slope monotonic, positive 50 ppm/v linearity -10 +10 % setability (vc for center freq.) vc0 @25c, fnom. 2.0 1.25 2.5 1.65 3.0 2.05 v std lv enable/disable function input high (>2.5v): disabled input low (<0.5v) or floating: active enable/disable time te/td 100 ns environmental and mechanical operating temp. range 0c to 70c (-40c to 85c available) 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 pin #2 - negative enable (internal pulldown) pin #3 - case, gnd pin #4 - output pin #5 - complementary output pin # 6 - vcc
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