raltron electronics corporation 10651 nw 19th st. miami, florida 33172 u.s.a. tel: 305-593-6033 fax: 305-594-3973 e-mail: sales@raltron.com internet: http://www.raltron.com features specifications outline drawing 3.3 & 5.0 volt - fr5 smt 9x14 fr5 miniature package low jitter pcl output enable/disable option standart temp. range or extended complimentary output option co-ce8850a-lz-freq.-fr5-c-el fiber optics - clock parameter symbol conditions value unit frequency, nom fo - 155.520; 166.6286; 177.737142; 178.571428 mhz supply voltage, nom vcc vcc?5% 5.0 (optional +3.3vdc) v supply current, max is vcc=+5.0vdc, ta=+25 c, 50 ? to 3.0vdc load 135.0 ma pecl output levels voh/vol load=50 ? to 3.0vdc, vcc, nom. 3.98/3.38 v duty cycle dc load=50 ? to 3.0vdc / 50% vcc 40 60 % rise and fall time tr / tf 20% ~ 80% vout, 80% ~ 20% vout 1.0 ns jitter, rms, max j 1 , fj=12khz 20mhz 1.0 ps freq. stability vs temperature, max ? f/fc (ta) ta=0 c + 70 c, (ref. to 25 c) (optional -40 c to +85 c) ?50.0 ppm freq. stability vs supply, max ? f/fc ( ? vcc) ?5% supply variation, 50 ? to 3.0vdc load ?5.0 ppm freq. stability vs. load, max ? f/fc ( ? load) ?10% load variation, vcc=+5.0vdc, +25 c ?3.0 ppm freq. calibration, max (fo-fc)/fo vcc=+5.0vdc, ta=+25 c, 50 ? to 3.0vdc load ?15.0 ppm aging ? f/fc ( ? t) ? t = 1 st year ? t =per year thereafter ?4.0 ?2.0 ppm enable en pin 2=low, vcc=1.620 (max) enabled - disable dis pin 2=high, vcc=1.025 (min) pin 4=low, pin 5=high - operating temperature ta - 0 +70 c storage temperature t(stg) - -40 +85 c absolute voltage range vcc(abs) non-destructive, dc -0.5 +7.0 v 13.97 .550 .350 8.89 top view front view 2.54 typ 0.10 typ side view n.c. * e / d case/gnd output * output vcc pin function 1 2 3 4 5 6 bottom view 6.00 .236 1 23 4 5 6 5.5 .217 * optional
|
