cmos/lvcmos hf vcxo su-x32axxx series description the su-x32axxx series of voltage controlled crystal oscillato rs (vcxo) provides high frequency with cmos/lvcmos outputs. the outputs can be tri-stated for test automation or combining multiple clocks. the device does not use any frequency mu ltiplication, providing exceptiona lly low phase noise and jitter. it is packaged in a miniature, fr-4 based 9x14 mm smd package. applications and features ? wide frequency range ? 12.0mhz to 250.000mhz ? fiber channel; 10 gbe; infiniband; network processors; sonet/sdh ? high reliability - nel halt/hass qualified for crystal oscillator start-up conditions ? extremely low phase noise, low jitter ? no multiplication ? sonet 20ppm overall free-run stability available ? absolute pull range (apr) to 100 ppm ? high shock resistance, to 1000g ? rohs compliant, lead free construction 357 beloit street, p.o. box 457, burlington, wi 53105-0457 u.s.a. phone 262/763-3591 fax 262/763-2881 email: nelsales@nelfc.com www.nelfc.com crystal clock oscillators data sheet 0629k rev. d su - x 32a x x x - freq package code absolute pull range, ppm su 6 pad 9x14mm smd e 20 f 32 input voltage g 50 5.0v5% h 100 a 3.3v5% 9 customer specific b 2.5v5% tri-state option temperature range, c t tri-state a 0 to 50 n n/a b 0 to 70 c -20 to 70 d -40 to 85 9 customer specific creating a part number
su-x32axxx series continued cmos/lvcmos hf vcxo absolute maximum ratings parameter symbol value unit operating temperature range to -40 to +85 oc storage temperature range tst -50 to +90 oc supply voltage vcc -0.5 to 4.5 v enable/disable voltage ven/dis 0 to vcc v electrical parameters parameter symb conditions, note min typ max unit nominal frequency fo 12 250 mhz supply voltage vcc code code a code b 4.75 3.135 2.375 5.0 3.3 2.5 5.25 3.465 2.625 v supply current icc no load, vcc-3.3v 40mhz 80 ma output logic type cmos load 15pf/10 kohm ohm output levels voh vol overall 0.9vcc 0.1vcc v duty cycle (symmetry) at 50 % vcc 45/55 50/50 55/45 % rise/fall time tr/tf 0.2vcc to 0.8 vcc; f<70 mhz 70 mhz1mhz -75 -105 -135 -160 -165 -165 -70 -100 -130 -155 -160 -160 dbc/hz frequency stability, usually not specified - unless necessary, apr is specified to incorporate stability f/f overall, including initial calibration, temperature, aging 10 years, shock and vibration @ vc=vcc/2; apr 50ppm, or less 20 30 ppm control voltage range vc 0v vcc v setability vcs vc to set f at fo; t, vcc, load - nominal, as shipped 0.4 vcc 0.5 vcc 0.6 vcc v absolute pull range apr over all conditions, see part # creation 2e+08 ppm input impedance zin @ fmod < 100 khz 50 kohm modulation bandwidth at vc = vcc/2, -3db 20 khz enable pin 2 = high, or floating enabled v disable pin 2 = low tri-stated, output - high z v 357 beloit street, p.o. box 457, burlington, wi 53105-0457 u.s.a. phone 262/763-3591 fax 262/763-2881 email: nelsales@nelfc.com www.nelfc.com rev. d crystal clock oscillators data sheet 0629k
crystal clock oscillators rev. d su-x32axxx series continued cmos/lvcmos hf vcxo electrical connection pin connection 1 vco 2 enable/disable 3 gnd 4 output 5 nc 6 v cc environmental and mechanical characteristics operating temp. range see part # 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 hermetic seal leak rate less than 1x10 -8 atm.cc/s of helium soldering conditions see max reflow profile below maximum reflow profile 357 beloit street, p.o. box 457, burlington, wi 53105-0457 u.s.a. phone 262/763-3591 fax 262/763-2881 email: nelsales@nelfc.com www.nelfc.com
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