crystal oscillators rev. b 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 data sheet 0637b lvds tcxo/tcvcxo aa-xadxxx series description the aa-xadxxx series of quartz crystal oscillat ors provide excellent temperature stability with lvds complementary outputs. the device is packaged in a miniat ure, low profile leadless fr4 based package with gold plated pads, which e nhances compatibility with pcb material. creating a part number aa - x ad x x x -freq package code aa ? 6 pad 7.5x5x2 smd operating voltage a 3.3 v 5% b 2.5 v 5% temperature range, oc a 0 to 50 b 0 to 70 c -20 to 70 d -40 to 85 9 customer specific temperature stability, ppm e 1 f 2 g 2.5 9 customer specific tcxo/tcvcxo option x no v. control y w/v. control
crystal oscillators rev. b 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 data sheet 0637b lvds tcxo aa-xadxx series drawing specification 0.5 2.0 1 2 3 4 5 6 1.37 1.37 2.540 5.20 7.5 nel 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 voltage control vc 0 to vcc v pin connections: 1 ? n/c or vc 2 ? n/c 3 ? gnd 4 ? out 5 ? complementary out 6 ? vcc dimensions are typical in mm
crystal oscillators rev. b 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 data sheet 0637b lvds tcxo aa-xadxx series electrical parameters parameter symb conditions, note min typ max unit nominal frequency fo 12.8 120 mhz supply voltage vcc code a code b 3.135 2.375 3.3 2.5 3.465 2.625 v supply current icc 40 50 ma load at receiving end between the outputs 90 100 110 ohm vod differential amplitude 247 330 454 mv amplitude error 50 mv vof offset voltage 1.125 1.25 1.375 v output levels 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 integrated j integrat ed from phase noise, 12 khz to 20 mhz , rms 0.2 ps random period, 2.5 2.5 ps jitter wavecrest characterized accumul. pk-to-pk 20 ps deterministic f>40mhz 3 6 ps sub-harmonics <40 m >40 m -50 -45 dbc phase noise ( f) 20 mhz @ 10 hz @100 hz @1 khz @10khz @100khz @>1mhz -85 -115 -135 -140 -145 -148 dbc/hz frequency stability f/f over temp -30 to 80 c see chart aging, 1 st year aging 10 years load vcc reflow calibration as shipped 2.5 1 3.5 0.1 0.1/v 2 1 ppm pullability (vc option) 0.3v to 3.0v 5 ppm
crystal oscillators rev. b 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 data sheet 0637b lvds tcxo aa-xadxx series environmental and mechanical characteristics operating temp. range see part # table mechanical shock per mil-std-202, method 213, cond. a 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 max reflow profile
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