75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508- 497-6377 ? www.valpeyfisher.com ? reve1208 1 vft8s ocxo ultra low power dil8 compatible, cmos / ttl not recommended for new designs. please see vfov400 and vfov500. parameter symbol condition min typ max unit note frequency range f 4.8 50 mhz frequency stability ? f/f vs. operating temperature vs. supply voltage 50 1 5 ppb ppb/v see how to order chart vs. aging / day vs. aging / year 1 100 ppb ppb after 30 days operating temperature range t 0 0 -20 -40 +50 +70 +70 +85 c see how to order chart for all options allan variance 0.1s to 10s 1 x 10 -11 ssb phase noise 10hz 100hz 10khz -120 -145 -160 dbc/hz deteriorates by 20logn for higher freq. retrace after 30 minutes 20 ppb g-sensitivity worst direction 1.0 ppb/g supply current icc steady state, 25 c steady state, -30 c start-up 25/35 70/120 130/150 35/40 ma 5v / 3.3v supply voltage vcc 4.75 3.13 5.00 3.3 5.25 3.46 v electrical specifications rohs status features ? extremely low power consumption (<100 mw) ? 20ppb stability over 0c to 50c ? compact dil-8 package (14.3 x 14.3mm) ? 35 second warm-up time ? available in through hole and gullwing configuration applications ? portable wireless communications ? battery powered systems and equipment ? gps ? instrumentation ? sarsat beacons
75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508- 497-6377 ? www.valpeyfisher.com ? reve1208 2 vft8s ocxo ultra low power dil8 compatible, cmos / ttl electrical specifications parameter symbol condition min typ max unit note output waveform/load cmos/ttl 10kohm / 15pf warm-up time to 0.1 ppm accuracy 35 40 s 5.0v 3.3v power consumption p steady state @ 25 c 125 115 175 132 mw 5.0v 3.3v control voltage vc 0 0 4.0 2.8 v 5.0v 3.3v deviation slope monotonic, positive 0.15 ppm/v typical setability vco 25 c 1.0 0.8 2.0 1.4 3.0 2.0 v 5.0v 3.3v pull range from nominal f 0.3 0.5 ppm how to order temperature range code specification a 0c to 50c b -10c to 60c c 0c to 70c d -20c to 70c e -30c to 70c f -40c to 85c vft8s frequency , mhz temperature stability code specification 57 500 ppb 27 200 ppb 17 100 ppb 58 50 ppb 28 20 ppb a ging code specification l 1.0 ppb/day s 0.5 ppb/day supply voltage code specification 5 5v 5% 3 3.3v 5% available frequency stabilities over operating temperature ranges code temperature range 200 ppb 100 ppb 50 ppb 20 ppb a 0c to 50c ? ? ? ? c 0c to 70c ? ? ? d -20c to 70c ? ? f -40c to 85c ? v for vcxo g for gullwing
75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508- 497-6377 ? www.valpeyfisher.com ? reve1208 3 vft8s ocxo ultra low power dil8 compatible, cmos / ttl parameter symbol condition min typ max unit note supply break down voltage vcc -0.5 +13.0 v storage temperature ts -40 +85 c control voltage vc -1 9 v parameter specification mechanical shock per mil-std-202, 30g, 11ms vibration per mil-std-202, 5g to 2000hz soldering conditions 260 c for 10s max hermetic seal leak rate less than 1x10 - 8 atm.ccm/s of helium, to-8 only vref 0.1k pin connections absolute maximum ratings environmental and mechanical vcc output vc 10k 1 2 8 5 4 outline drawing pin # connection 1 vc 2 vref 4 gnd 5 output 8 vcc 8 4 0.670 (17,0mm) ?0.580(14,3mm) ?0.018 (0,45mm) 0.300 (7,62mm) 0.25 (6,35mm) min 2 5 1 0.300 (7,62mm) ?0.500(12,7mm) 0.395 (10,0mm) 0.100 (2,54mm) smd version 0.600 (15,2mm) 0.48 (12,2mm) 1 2 4 5 8
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