lvds hf/uhf clock (xo) AA-A2D6XXX series description the AA-A2D6XXX series of quartz crystal oscillators provide ultra high frequency with lvds complementary outputs. the outputs can be disabled for test automation or combining multiple clocks. the device is based on low noise analog harmonic multiplication, and packaged in a miniature, low profile leadless fr4 based package with gold plated pads, which enhances compatibility with pcb material. applications and features ? wide frequency range ? 150.0mhz to 500.000mhz ? fiber channel; 10 gbe; infiniband; network processors; soho routing ? high reliability - nel halt/hass qualified for crystal oscillator start-up conditions ? low phase noise, low jitter ? ultra high frequency ? fast rise and fall times ? tight frequency stability - 20 ppm overall available ? rohs compliant, lead free construction ? low cost 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 0631e rev. - aa - a 2d6 x x x - freq package code overall frequency stability, ppm aa 6 pad 7.5x 5.2mm smd e 20 f 25 input voltage g 50 a 3.3v5% h 100 b 2.5v5% 9 customer specific enable option temperature range, c h enable high a 0 to 50 n n/c b 0 to 70 c -20 to 70 d -40 to 85 9 customer specific creating a part number
AA-A2D6XXX series continued lvds hf/uhf clock (xo) 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 150 500 mhz supply voltage vcc code a code b 3.135 2.375 3.3 2.5 3.465 2.625 v supply current icc 80 100 ma load at receiving end between the outputs 90 100 110 ohm output levels vod differential amplitude 247 330 454 mv amplitude error 50 mv vof offset voltage 1.125 1.25 1.375 v offset voltage error 50 mv duty cycle (symmetry) at outputs crossing, room temperature 45/55 50/50 55/45 % rise/fall time tr/tf 20 to 80, 80 to 20 % 0.35 0.4 ns jitter integrated j integrated from phase noise, 12 khz to 20 mhz, rms 0.2 ps wavecrest characterized random period, 2.5 2.5 ps accumul., pk-to-pk 25 ps deterministic 3 6 ps subharmonics <400 m >400 m -50 -45 dbc phase noise ( ? f) 212.5 mhz @ 10 hz @100 hz @1 khz @10khz @100khz @>1mhz -65 -95 -125 -140 -145 -148 dbc/hz frequency stability ? f/f overall, including initial calibration, temperature, aging 10 years, shock and vibration see ?creating a part number? not all combinations available, consult factory ppm enable high option pin 2 enabled pin 2 disabled cmos logic 1 or n/c cmos logic 0 0.7 vcc 0 vcc 0.3 vcc 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. - crystal clock oscillators data sheet 0631e
rev. - crystal clock oscillators 0.5 2.0 1 2 3 4 5 6 1.37 1.37 2.540 5.20 7.5 nel AA-A2D6XXX series continued lvds uhf clock (xo) electrical connection pin connection 1 enable/disable or no connect 2 n.c. 3 v ee /ground 4 output 5 /output 6 v cc dimensions are typical in mm 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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