75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508 435-5289 ? www.valpeyfisher.com 1 16 7 8,9 1 10 output vcc 10k rload gnd dut features ? sc-cut crystal ? through hole (vftcm) or smd (vftcms) ? high stability (up to 5x10 -9 ) ? low aging (5x10 -10 /day, 5x10 -8 /year) ? low phase noise (-160 dbc/hz, typ, floor) ? sine wave or hcmos/ttl output ? 4.8 mhz to 180 mhz frequencies available smd reflow profile 0 50 100 150 200 250 0 50 100 150 200 time, s temperature, c vftcm series ocxo applications ? telecommunication systems ? data communications ? gps ? instrumentation
75 south street, hopkinton, ma 01748 ? 800-982-5737 ? 508-435-6831 ? fax 508 435-5289 ? www.valpeyfisher.com 2 specifications: parameter symb condition min typ max unit note absolute maximum ratings input break down voltage vcc -0.5 13.0 v storage temper. ts -40 85 c control voltage vc -1 9 v electrical frequency f 4.8 10.000 180 mhz all parameters for 10 mhz frequency stability f/f vs. temp. 20 ppb see chart below vs. supply 1 5 ppb/v aging per day per year 5e-10 1e-7 after 30 days 5e-8 available allan variance .1s to 10s 1e-11 ssb phase noise 10 hz 100 hz 10 khz -120 -150 -160 dbc/hz at higher freq. deteriorates by 20log n db retrace after 30 minutes 20 ppb g-sensitivity worst direction 1.0 ppb/g input voltage vcc 4.75 5.0 5.25 v 3.3v, 12v5% optional power consumption p steady state, 25c steady state, -30c start-up @ -30c 0.8 1.5 2.5 1 w load 10kohm//15pf (hcmos/ttl), 50 ohm (sinewave) warm-up time to 0.1ppm accuracy 2 3 minutes output waveform 3.3v hcmos/ttl compatible or sinewave (>+7dbm) -25db harmonics at sine control voltage vc 0 4.0 v to 2.8v at vcc=3.3v pull range from nominal f 0.5 1 ppm at 10 mhz deviation slope monotonic, posit 0.4 ppm/v setability vc0 @25c, fnom. 1.0 2.0 3.0 v environmental and mechanical operating temp. range -30c to 70c standard, other options ? see chart below mechanical shock per mil-std-202, 30g, 11ms vibration per mil-std-202, 5g to 2000 hz soldering conditions 230c for 30s max smd profile electrical connections pin out pin #1- vc; pin #7- vref; pin #8, pin #9 ?gnd ; pin#10 ? output; pin #16 -vcc create a part number v ftcm ( s ) frequency , mhz 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 80c temperature stability code specification 17 1x10 - 7 58 5x10 - 8 28 2x10 - 8 18 1x10 - 8 59 5x10 - 9 yz yx10 - z aging code specification l 1x10 - 9 /day s 5x10 - 10 /day p 2x10 - 10 /day supply voltage code specification 5 5v 5% 2 12v 5% 3 3.3v 5% not all combinations are available. consult factory. output code specification t ttl s sinewave rev 12/08 vftcm series ocxo
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