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 differential positive ecl (dpecl) su-a29f0 series description the su-a29f0 series of quartz crystal oscillators provide d pecl compatible signals. systems designers may now specify space-saving, cost -effective packaged pecl oscillators to meet their timing requirements. features ? wide frequency range ? 280.0+mhz to 350.0mhz ? user specified tolerance available ? space-saving alternative to discrete component oscillators ? high shock resistance, to 1000g ? 3.3 volt operation ? high reliability - nel halt/hass qualified for crystal oscillator start-up conditions ? cots/dual use ? wavecrest jitter characterization available ? overtone technology ? high q crystal actively tuned oscillator circuit ? no internal pll avoids cascading pll problems ? power supply decoupling internal ? metal lid electrically connected to ground to reduce emi ? gold plated pads electrical connection pin connection 1 enable 2 n/c 3 ground 4 q output 5 /q output 6 v cc crystal clock oscillators data sheet 0541f rev. k
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 su-a29f0 series continued differential positive ecl (dpecl) operating conditions and output characteristics (8) electrical characteristics parameter symbol conditions min typical max frequency ----- ----- 280.0+mhz ----- 350.0mhz duty cycle ----- @ v cc -1.29v 45/55% ----- 55/45% logic 0 (2)(7) v ol ----- ----- ----- v cc -1.62v logic 1 (2)(7) v oh ----- v cc -1.025v ----- ----- rise & fall time tr,tf 20-80%v o with 50 ohm load to v cc -2v ----- ----- 500ps t pd (6) ----- ----- -200psec ----- +200psec jitter, rms (3) ----- ----- ----- ----- 1 ps enable voltage (5) ----- with v ee = 0v 2.0v ----- ----- disable voltage ----- with v ee = 0v ----- ----- 0.8v frequency stability (1) df/f overall conditions including: -100ppm ----- +100ppm voltage, calibration, temp., 10 yr aging, shock, vibration general characteristics parameter symbol conditions min typical max supply voltage (4) v cc 3.3v5% 3.135v 3.3v 3.465v supply current i cc 50 ohm termination 0.0 ma ----- 105 ma to 2.00v below v cc output current i o low level output current 0.0 ma ----- 50.0 ma operating temperature t a ------ 0c ----- 70c storage temperature t s ----- -55c ----- 125c power dissipation p d ----- ----- ----- 364 mw load (7) 50 ohm to v cc -2v or thevenin equivalent, bias required start-up time t s ----- ----- 2 ms 10 ms environmental and mechanical characteristics mechanical shock per mil-st d-202, method 213, condition e thermal shock per mil-std- 883, method 1011, condition a vibration 0.060" double amplitude 10 hz to 55 hz, 35g?s 55hz to 2000 hz footnotes: 1) standard frequency stability ( 20,25,50ppm & others available) 2) v ol , v oh , referenced to ground (v ee ) with v cc = 3.3v 3) jitter performance is frequency dependent. please contact factory for full wavecrest characterization. rms jitter bandwidth of 12khz to 20mhz. 4) internal high frequency power source decoupling. 5) open to enable pin also enables the output. 6) tpd is phase shift between the falling edge of pin 4 at 2.0v and the rising edge of pin 5 at 2.01v. 7) logic levels are dependant on specified load of 50 ohms to v cc -2 volts. 6) all parameters, unless otherwise specified, are at nom inal conditions, ie: t=25c, nominal vcc & nominal load. rev. k crystal clock oscillators su - a 29fx - freq package code tolerance/performance su 6 pad 9x14mm smd 0 100ppm 0-70c 1 50ppm 0-70c 7 25ppm 0-70c input voltage 9 customer specific code specification a 20ppm 0-70c a 3.3v b 50ppm -40 to +85c b 2.5v c 100ppm -40 to +85c creating a part number data sheet 0541f
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 su-a29f0 series continued max reflow profile the device may be reflowed once. reflowing upside dow n is not allowed. no clean assembly is recommended. crystal clock oscillators data sheet 0541f rev. k
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