1 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) ds 276 rev 01 | 06/28/06 pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. product features ? less than 1 ps rms jitter with non-pll design ? tight stability over a broad range of operating conditions ? 2.5v lvds compatible logic levels ? pin-compatible with standard 7x5mm packages ? designed for standard reflow & washing techniques ? ibis models available ? pb-free & rohs/green compliant product description the sds382 series is a 2.5v crystal clock oscillator that achieves superb jitter and stability over a broad range of operating conditions and frequencies. the output clock signal, generated internally with a non-pll oscillator design, is compatible with lvds logic levels. the device, available on tape and reel, is contained in a 7x5mm surface-mount ceramic package. applications the sds382 series is an ideal reference clock for high- speed applications requiring low jitter, including: ? 1/10 gigabit ethernet ? 2/4/10g fibrechannel ? serial attached scsi (sas) ? server & storage platforms ? sonet/sdh linecards ? passive optical network (pon) devices ? hd video systems common frequencies contact saronix for additional frequencies 38.8800 mhz 50.0000 mhz 62.5000 mhz 66.0000 mhz 66.6667 mhz 74.1758 mhz 75.0000 mhz 77.7600 mhz 100.0000 mhz 106.2500 mhz 125.0000 mhz 133.0000 mhz 148.3516 mhz 148.5000 mhz 150.0000 mhz 155.5200 mhz 156.2500 mhz 159.3750 mhz 160.0000 mhz 161.1328 mhz ordering information packaging outline actual size = 7 x 5mm pin functions pin function 1 oe or nc 2 oe or nc 3v ee 4q output 5q output 6v cc
2 ds 276 rev 01 | 06/28/06 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. electrical performance parameter min. typ. max. units notes output frequency 38.88 162 mhz as speci ed supply voltage 2.375 2.5 2.625 v supply current 50 75 ma enabled supply current 0.03 ma disabled frequency stability 25 to 50 ppm see note 1 below operating temperature -40 +85 c as speci ed output amplitude differential 500 900 mvpp output load 100 and 5pf lvds output requires termination duty cycle 45 55 % measured 50% of waveform rise and fall time 500 850 ps measured 20/80% of waveform jitter, phase 0.5 1 ps rms (1- ) 12khz to 40mhz frequency band jitter, total 25 ps pk-pk 100,000 random periods notes: 1. as speci ed. stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25c), aging (5 years at 40c average effective ambient temperature), shock and vibration. output enable / disable function parameter min. typ. max. units notes input voltage (oe pin), output enable 70% v cc vor open input voltage (oe pin), output disable 30% v cc v outputs disabled to hi-z internal pull-up resistance 50 k output disable delay 200 ns output enable delay 10 ms
3 ds 276 rev 01 | 06/28/06 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. typical phase noise typical output waveform vcc = 2.1v, vee = -1.2v
4 ds 276 rev 01 | 06/28/06 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. test circuit absolute maximum ratings parameter min. typ. max. units notes storage temperature -55 +125 c reliability test ratings this product is rated to meet the following test conditions: type parameter test condition mechanical shock mil-std-883, method 2002, condition b mechanical solderability jesd22-b102-d method 2 (preconditioning e) mechanical terminal strength mil-std-883, method 2004, condition d mechanical gross leak mil-std-883, method 1014, condition c mechanical fine leak mil-std-883, method 1014, condition a2 (r 1 = 2x10 -8 atm cc/s) mechanical solvent resistance mil-std-202, method 215 environmental thermal shock mil-std-883, method 1011, condition a environmental moisture resistance mil-std-883, method 1004 environmental vibration mil-std-883, method 2007, condition a environmental resistance to soldering heat j-std-020c table 5-2 pb-free devices (2 cycles max) output enable/disable function rate select function 65 4 123 50 7 50 7 test point (termination internal to sco 0.01 f 0.1 f +2v -1.3v output enable/disable function (oe function present on specified pin) 65 4 123 50 7 50 7 test point (termination internal to scop e 0.1 f +1.3v -1.2v 0.01 f 0.1 f 0.01 f
5 ds 276 rev 01 | 06/28/06 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. output waveform re ow soldering pro le v ol v oh 50% 20% 80% t f t r duty cycle = 100% x (t a ) / (t a + t b ) t a t b as per ipc/jedec j-std-020c
6 ds 276 rev 01 | 06/28/06 sds382 series 2.5v lvds low jitter crystal clock oscillator (xo) pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. mechanical drawings marking line 1: sds382 x (saronix, model, stability code) marking line 2: frequency (frequency code) marking line 3: yy ww x (pin 1, year, week, origin) scale: none. dimensions are in mm/inches. recommended land pattern* *external high-frequency power decoupling is recommended.(see test circuit for minimum recom- mendation). to ensure optimal performance, do not route traces beneath the package. ** exact location of markings may vary
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