1 sds3811 series 3.3v lvds high frequency crystal clock oscillator (xo) ds 228 rev c | 04/18/05 pericom semiconductor corporation ? 1-800-435-2336 ? http://www.pericom.com/saronix all specifications are subject to change without notice. product features ? tight stability over a broad range of operating conditions ? 3.3v lvds compatible logic levels ? pin-compatible with standard 5x7mm packages ? designed for standard reflow and washing techniques ? pb-free and rohs/green compliant product description the sds3811 series is a 3.3v crystal clock oscillator that achieves superb stability over a broad range of operating conditions and frequencies. the output clock signal is compatible with lvds logic levels. the device, available on tape and reel, is contained in a 5x7mm surface-mount ceramic package. applications the sds3811 series is an ideal reference clock for high-speed applications including: ? 1/10 gigabit ethernet ? 2/4/10g fibrechannel ? serial attached scsi (sas) ? server & storage platforms ? sonet/sdh linecards ? network processors common frequencies contact saronix for additional frequencies 106.2500 mhz 125.0000 mhz 150.0000 mhz 155.5200 mhz 156.2500 mhz 175.0000 mhz 200.0000 mhz 212.5000 mhz 250.0000 mhz 312.5000 mhz 350.0000 mhz ordering information packaging outline actual size = 5 x 7mm pin functions pin function 1 nc 2 oe 3 v ee 4 q output 5 q output 6 v cc v c c v # 2 # 1 2 . 0 0 . 0 7 9 m a x # 3 # 5 # 6 # 4 7 . 0 0 0 . 1 5 . 2 7 6 . 0 0 6 5 . 0 0 0 . 1 5 . 1 9 7 . 0 0 5 sar onix product series s ds381 1 b - 250.0000 (t) output frequency (mhz) frequency stability aa = 20 ppm (0 to +70c) a = 25 ppm (0 to +70c) b = 50 ppm (0 to +70c) e = 50 ppm (-40 to +85c) h = 32 ppm (-40 to +85c) pa ck aging (t) = t ape & r eel full reel increments blank = bulk packaged
2 ds 228 rev c | 04/18/05 sds3811 series 3.3v lvds high frequency 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 104 350 mhz as specif ed supply voltage 2.97 3.3 3.63 v supply current 18 25 ma frequency stability 20 to 50 ppm see note 1 below operating temperature -40 +85 c as specif ed amplitude differential 500 900 mvp-p output load 100 and 5pf lvds duty cycle 45 55 % measured 50% of waveform rise and fall time 1 ns measured 20/80% of waveform jitter, total 50 ps pk-pk notes: 1. as specif ed. stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance (25c), aging (1 year at 25c average effective ambient temperature), shock and vibration. output enable / disable function parameter min. typ. max. units notes input voltage (oe pin), output enable 0.8 v or open input voltage (oe pin), output disable 2.2 v outputs disabled to hi-z internal pulldown resistance 50 k output disable delay 100 ns output enable delay 100 ns
3 ds 228 rev c | 04/18/05 sds3811 series 3.3v lvds high frequency 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 pk-pk jitter typical output waveform note: wave form tested using test circuit (+2.1v / C1.2v supply)
4 ds 228 rev c | 04/18/05 sds3811 series 3.3v lvds high frequency 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 supply voltage +7 v 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) ??? ? ?????????????????????????? ? ??????? ? ??? ?????????????? ???????????? ?????? ?? ?? ?? ?? ?? ?? ?? ? ? ?? ? ? ?? ????? ? ????? ? ??? ? ? ?? ?? ? ? ?? ??? ? ? ?? ?????????????????????????????????????????????????????????????? ? ?? ? ? note: please contact saronix for application circuit
5 ds 228 rev c | 04/18/05 sds3811 series 3.3v lvds high frequency 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 ref ow soldering prof le v o l v o h 5 0 % 2 0 % 8 0 % t f t r d u t y c y c l e = 1 0 0 % x ( t a ) / ( t a + t b ) t a t b p e a k 2 6 0 c f o r 1 0 s e c m a x 2 6 0 t e m p e r a t u r e C c 1 t o 3 c / s e c m a x 6 0 t o 9 0 s e c t i m e 1 t o 3 c / s e c 2 1 7 4 t o 6 m i n u t e s m a x as per ipc/jedec j-std-020c
6 ds 228 rev c | 04/18/05 sds3811 series 3.3v lvds high frequency 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: sds3811 x (saronix, model, stability code) marking line 2: frequency (frequency code) marking line 3: y y 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. 4 . 2 . 1 6 5 5 . 0 8 . 2 0 0 2 . 0 . 0 7 9 2 . 4 1 . 0 9 5 2 . 5 4 . 1 0 0 1 . 8 . 0 7 1 # 2 # 1 1 . 4 0 . 0 5 5 2 . 0 0 . 0 7 9 m a x 1 . 2 0 . 0 4 7 # 3 1 . 6 0 . 0 6 3 5 . 0 8 . 2 0 0 7 . 0 0 0 . 1 5 . 2 7 6 . 0 0 6 # 5 # 6 # 4 5 . 0 0 0 . 1 5 . 1 9 7 . 0 0 5 . 0 6 0 . 0 2 4 # 1 # 2 # 3 ** exact location of markings may vary
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