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rev 2.2, may 6, 2008 pag e 1 of 11 400 west cesar chavez, austin, tx 78701 1+(512) 416 - 8500 1+(512) 416 - 9669 www.silabs.com sl23ep09nz key features ? dc to 22 0 mhz operating frequency range ? low output clock skew: 7 0ps - typ ? low part -to - part output skew: 100 ps - typ ? low output propogation delay: 3.5 ns - typ ? 3.3 v to 2.5v operation supply voltage range ? low power dissipation ? - 11 ma - typ at 66 mhz at vdd=3.3v ? - 10 ma -ty p at 66 mhz at vdd=2.5v ? one input to nine (9) output fanout buffer drivers ? available in 16 - pin soic package ? available in commercial and industrial grades ? available in lead (pb) free package ? applications ? general purpose pci /pci - x clock buffer ? printers, mfps and digital copiers ? pcs and work stations ? routers, switches and servers ? datacom and telecom ? high - speed digital embeded systems description the sl23 ep09 nz is a low skew , jitter and power fanout b uffer de signed to produce up to nine (9 ) clock outputs from one (1) reference input clock, for high sp eed clock distribution. the sl23 ep09 nz products operate from dc to 220 mhz and within 3.3v to 2.5v power supply range . refer to sl23 09 nz product for dc to 140mhz - max frequency range. als o refer to sl2304nz or sl23ep04nz products for 1:4 clock fanout buffers within 3.3 v to 2.5v power supply and dc to 220mhz frequency range. benefits ? up to nine (9 ) distribution of input clock ? low propogation delay ? low output -to - output skew ? low output clock j itter ? low power dissipation block diagram output1 output2 output3 output4 output5 output6 output7 output8 output9 clkin vdd(3) gnd(3) low jitter and skew dc to 220 mhz clock buffer
rev 2.2 , may 6, 2008 page 2 of 11 sl23ep09nz pin configuration output9 clkin output1 output2 vdd gnd output3 output4 vdd output8 output7 vdd gnd output6 output5 gnd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 16- pin soic pin description pin number pin name pin type pin description 1 clkin input input reference clock 2 output1 outpu t buffered clock output -1 3 output2 output buffered clock output -2 4 vdd power 3.3v +/ - 10% power supply 5 gnd power power ground 6 output3 output buffered clock output -3 7 output4 output buffered clock output -4 8 vdd power 3.3v and 2.5v +/ - 10% power supply 9 gnd power power ground 10 output5 output buffered clock output -5 11 output6 output buffered clock output -6 12 gnd power power ground 13 vdd power 3.3v and 2.5v +/ - 10% power supply 14 output7 output buffered clock output -7 15 output8 output buffered clock output -8 16 output9 output buffered clock output -9
rev 2.2 , may 6, 2008 page 3 of 11 sl23ep09nz general description the sl23 ep09 nz is a low skew, jitter and power fanout b uffer d esigned to produce up to nine (9 ) clock outputs from one (1) reference input clock, for high speed c lock distribution, including pci/pci - x applications. input and output frequency range the input and output frequency is the same (1x) for sl23 09nz and the product operates from dc to 220m hz clock range with 15pf and 134 mhz with 30pf output loads at vdd=3 .3v . high drive capability the sl23 ep 09nz is designed to meet high drive requirements for up to 30pf load condition per electrical specifications tables . if lower drive lev els are required refer to sl23 09nz fanout buffer product. output clock ske w all outputs should drive the similar load to achieve output - to - output skew specifications as given in the switching e lectrical tables. power supply range (vdd) the sl23ep09 nz is designed to operate from 3.3v to 2.5v vdd power supply range . an inter nal on - chip voltage regulator is used to provide to constant power supply of 1.8v, leading to a consistent and stable electric al performance in terms of skew and jitter. the sl23 ep 09nz i/o is powered by using vdd. refer to sl23 09 nz product for dc to 140mhz - max frequency range. con tact sli for 1.8 v power sup ply buffers and zdb products. absolute maximum ratings (c - grade and i - grade ) description condition min max unit supply voltage, vdd - 0.5 4. 2 v all inputs and outputs - 0.5 vdd+0.5 v ambient operating temperature in operation, c - grade 0 70 c ambient operating temperature in operation, i - grade -40 85 c storage temperature no power is applied -65 150 c junction temperature in operation, power is applied ? 125 c soldering temperature ? 260 c esd rating (human body model) jedec22 - a114d -4, 000 4,000 v esd rating (charge device model) jedec22 - c101c - 1,500 1,500 v esd rating (machine model) jedec22 - a115d -200 200 v
rev 2.2 , may 6, 2008 page 4 of 11 sl23ep09nz op erating conditions (c - grade and i - grade) unless otherwise stated vdd= 3.3v+/ - 10%, cl=15pf description symbol condition min typ max unit operating voltage vdd vdd+/ -10% 2.97 3.3 3.63 v operating temperature ta1 ambient temperature c - grade 0 ? 70 c t a2 ambient temperature i - grade -40 ? 85 c input capacitance vinc pin 1 ? 5 7 pf load capacitance cl1 all outputs 220mhz, 3.3v ? ? 15 pf cl2 all outputs 134mhz, 3.3v ? ? 30 pf operating frequency clk in input clock range , cl=15pf dc ? 220 mhz operating frequency clk in input clock range , cl=30pf dc ? 134 mhz dc electrical characteristics (c - grade) unless otherwise stated vdd= 3.3v+/ - 10%, cl=15pf and ambient temperature range 0 to +70c description symbol condition min typ max unit input low voltage vinl clkin ? ? 0.8 v input high voltage vinh clkin 2.0 ? vdd+0.3 v input low current iinl 0 < vin < 0.8v ? ? 1 0 a input high current iinh 2.4v < vin < vdd ? ? 1 5 a output low voltage vol i ol =12ma ? ? 0.4 v output high voltage voh i o h = - 12ma 2.4 ? ? v power supply current idd1 clkin=33.3mhz, cl=0 ? 9 13 ma power supply current idd2 clkin=6 6.6mhz, cl=0 ? 11 16 ma power supply current idd3 clkin=166mhz, cl=0 ? 15 20 ma switching electrical characteristics (c - grade) unless otherwise stated vdd= 3.3v+/ - 10%, cl=1 5pf and ambient temperature range 0 to +70c description symbol condition min typ max unit output frequency range fout1 cl=1 5pf 0 ? 220 mhz fout2 cl=30pf 0 ? 134 mhz input duty cycle dc1 measured at vdd/2 2 0 50 8 0 % output duty cycle dc2 cl =15pf, fout=166 mhz me asured at vdd/2 45 50 55 % output duty cycle dc3 cl =30pf, fout=1 00 mhz measured at vdd/2 40 50 60 % output rise /fall time tr /f-1 measured at 0.8v to 2.0v ? ? 1. 2 ns
rev 2.2 , may 6, 2008 page 5 of 11 sl23ep09nz cl=15 pf output rise /fall time tr /f-2 measured at 0.8v to 2.0v cl=30pf ? ? 1. 6 ns output skew skw1 measured at vdd/2 and outputs are equally loaded ? 70 1 50 ps part to part skew skw2 measured at vdd/2 and outputs are equally loaded ? 100 200 ps propagation delay time pdt measured at vdd/2 from clkin to output clock rising edge and outputs are equally loaded 2.5 3.5 4 .5 ns cycle -to - cycle jitter ccj1 clkin =66mhz and cl=0 (no load) ? 35 70 ps cycle -to - cycle jitter ccj2 clkin=166mhz and cl=0 (no load) ? 25 50 ps dc electrical characteristics (i - grade) unless otherwise stated vdd= 3.3v+/ - 10%, cl=15pf and ambient temperature range - 40 to +85 c description symbol condition min typ max unit input low voltage vinl clk in ? ? 0.8 v input high voltage vinh clk in 2.0 ? vdd+0.3 v input low current iinl 0 < vin < 0.8v ? ? 10 a input high current iinh 2.4v < vin < vdd ? ? 15 a output low voltage vol i ol =1 2 ma ? ? 0. 4 v output high voltage voh i oh = -12 ma 2. 4 ? ? v power supply current idd1 clkin=33.3mhz, cl=0 ? 10 1 4 ma power supply current idd2 clkin=66.6mhz, cl=0 ? 12 1 7 ma power supply current idd3 clkin=133.3mhz, cl=0 ? 16 2 1 ma switchi ng elect rical characteristics (i - grade) unless otherwise stated vdd= 3.3v+/ - 10%, cl=15pf and ambient temperature range - 40 to +85c description symbol condition min typ max unit output frequency range fout1 cl=1 5pf 0 ? 220 mhz fout2 cl=30pf 0 ? 134 mhz inp ut duty cycle dc1 measured at vdd/2 2 0 50 8 0 % output duty cycle dc2 cl =15pf, fout=166 mhz measured at vdd/2 45 50 55 % output duty cycle dc3 cl =30pf, fout= 100 mhz measured at vdd/2 40 50 60 % output rise /fall time tr /f-1 measured at 0.8v to 2.0v , cl=15pf ? ? 1. 4 ns output rise/ fall time t r/f -2 measured at 0.8v to 2.0v , cl= 30pf ? ? 1. 8 ns
rev 2.2 , may 6, 2008 page 6 of 11 sl23ep09nz output skew skw1 measured at vdd/2 and outputs are equally loaded ? 80 160 ps part to part skew skw2 measured at vdd/2 and outputs are equally loaded ? 110 2 20 ps pro pagation delay time pdt measured at vdd/2 from clkin to output clock rising edge and outputs are equally loaded 2.0 3 .5 4.8 ns cycle -to - cycle jitter ccj1 clkin=66mhz and cl=0 (no load) ? 4 0 8 0 ps cycle -to - cycle jitter ccj2 clkin=133mhz and cl=0 (no load) ? 3 0 6 0 ps operating conditions (c - grade and i - grade) unless otherwise stated vdd= 2.5v+/ - 10%, cl=15pf description symbol condition min typ max unit operating voltage vdd vdd+/ -10% 2.25 2.5 2.75 v operating temperature ta 1 ambient temperature c - gra de 0 ? 70 c ta2 ambient temperature i - grade -40 ? 85 c input capacitance vi nc pin 1 ? 5 7 pf load capacitance cl1 all outputs 180 mhz ? ? 15 pf cl2 all outputs 10 0mhz ? ? 30 pf operating frequency clkin -1 input clock range , cl=15pf dc ? 180 mhz operating frequency clkin -2 input clock range, cl=30pf dc ? 80 mhz dc electrical characteristics (c - grade) unless otherwise stated vdd= 2.5 v+/ - 10%, cl=15pf and ambient temperature range 0 to +70c description symbol condition min typ max unit input l ow voltage vinl clkin ? ? 0.7 v input high voltage vinh clkin 1.7 ? vdd+0.3 v input low current iinl 0 < vin < 0.8v ? ? 15 a input high current iinh 2.4v < vin < vdd ? ? 25 a output low voltage vol i ol =8ma ? ? 0.4 v output high voltage voh i oh = - 8ma vdd - 0.6 ? ? v power supply current idd1 clkin=33.3mhz, cl=0 ? 9 14 ma power supply current idd2 clkin=66mhz, cl=0 ? 11 17 ma power supply current idd3 clkin=166mhz, cl=0 ? 15 21 ma
rev 2.2 , may 6, 2008 page 7 of 11 sl23ep09nz switching electrical characteristics ( c - grade) unless otherwise stated vdd= 2.5v+/ - 10%, cl=15pf and ambient temperature range 0 to +70c description symbol condition min typ max unit output frequency range fout1 cl=1 5pf 0 ? 180 mhz fout2 cl=30pf 0 ? 80 mhz input duty cycle dc1 measured at vdd/2 2 0 50 8 0 % output duty cycle dc2 cl=15pf, fout=166mhz me asured at vdd/2 45 50 55 % output duty cycle dc3 cl=30pf, fout=8 0mhz measured at vdd/2 40 50 60 % output rise /fall time tr /f-1 m easured at 0.6v to 1.8 v cl=15 pf ? ? 1. 6 ns output rise/ fal l time t r/f -2 m easured at 0.6v to 1.8 v cl= 30pf ? ? 2. 0 ns output skew skw1 measured at vdd/2 and outputs are equally loaded ? 90 180 ps part to part skew skw2 measured at vdd/2 and outputs are equally loaded ? 120 240 ps propagation delay time pdt measu red at vdd/2 from clkin to output clock rising edge and outputs are equally loaded 3.0 4.0 5.0 ns cycle -to - cycle jitter ccj1 clkin=66mhz and cl=0 (no load) ? 50 100 ps cycle -to - cycle jitter ccj2 clkin=166mhz and cl=0 (no load) ? 3 5 7 0 ps dc electrical characteristics (i - grade) unless otherwise stated vdd= 2.5 v+/ - 10%, cl=15pf and ambient temperature range - 40 to +85 c description symbol condition min typ max unit input low voltage vinl clkin ? ? 0.7 v input high voltage vinh clkin 1.7 ? vdd+0.3 v input low current iinl 0 < vin < 0.8v ? ? 1 5 a input high current iinh 2.4v < vin < vdd ? ? 2 5 a output low voltage vol i ol =8ma ? ? 0.4 v output high voltage voh i o h = - 8ma vdd - 0.6 ? ? v power supply current idd1 clkin=33.3mhz, cl=0 ? 10 1 4 ma po wer supply current idd2 clkin=66.6mhz, cl=0 ? 1 2 1 7 ma power supply current idd3 clkin=133.3mhz, cl=0 ? 1 6 2 3 ma
rev 2.2 , may 6, 2008 page 8 of 11 sl23ep09nz switchi ng electrical characteristics (i - grade) unless otherwise stated vdd= 2.5v+/ - 10%, cl=15pf and ambient temperature ra nge - 40 to +85c description symbol condition min typ max unit output frequency range fout1 cl=1 5pf 0 ? 180 mhz fout2 cl=30pf 0 ? 80 mhz input duty cycle dc1 measured at vdd/2 2 0 50 8 0 % output duty cycle dc2 cl =15pf, fout=166mhz measured at vdd/2 45 50 55 % output duty cycle dc3 cl =30pf, fout=100mhz measured at vdd/2 40 50 60 % output rise /fall time tr /f-1 measured at 0.8v to 2.0v cl=15 pf ? ? 1.8 ns output rise/ fall time t r/f -2 measured at 0.8v to 2.0v cl= 30pf ? ? 2. 2 ns output skew skw1 measur ed at vdd/2 and outputs are equally loaded ? 100 200 ps part to part skew skw2 measured at vdd/2 and outputs are equally loaded ? 140 280 ps propagation delay time pdt measured at vdd/2 from clkin to output clock rising edge and outputs are equally loade d 2.5 4. 0 5 .5 ns cycle -to - cycle jitter ccj1 clkin=66mhz and cl=0 (no load) ? 60 120 ps cycle -to - cycle jitter ccj2 clkin=133mhz and cl=0 (no load) ? 50 100 ps
rev 2.2 , may 6, 2008 page 9 of 11 sl23ep09nz external components & design considerations typical application schematic sl23ep09nz 0.1f buf_in output2 gnd vdd 1 4,8,13 5,9,12 16 3 2 cl output1 cl cl output9 comments and recommendations decoupling capacitor: $ghfrxsolqjfdsdflwruri)pxvwehxvhgehwzhhq all vdd and vss pins. place the capacitor on the component side of the pcb as close to the vdd pin as possible. the pcb trace to the vdd pin and to the gnd via should be kept as short as possible. do not use vias between the decoupling capacitor and the vdd pin. series termination resistor : a series termination resistor is recommended if the distance between the output cloc ks and the load is over 1 ? inch. place the series termination resistors as close to the clock outputs as possible.
rev 2.2 , may 6, 2008 page 10 of 11 sl23ep09nz package outline and package dimensions 8 0.150(3.810) 0.157( 3.987 ) 0.230(5.842) 0.244( 6.197 ) 0.386(9.804 ) 0.393(9.982 ) 0.050(1.270) bsc 0.004(0.102) seating plane 0.004(0.102) 0.0098(0.249) 0.061(1.549 ) 0.068(1.727 ) 0 to 8 0.010(0.2540 ) 0.016(0.406 ) x 45 0.016(0.406) 0.035(0.889) 0.0075(0.190) 0.0098(0.249 ) pin-1 id dimensions are in inches (milimeters). top line : (min) and bottom line : (max) 16-lead soic (150-mil) 1 9 16 0.0138(0.350) 0.0192(0.487) thermal characteristics parameter symbol condition mi n typ max unit thermal resistance junction to ambient ja still air - 78 - c/w ja 1m/s air flow - 74 - c/w ja 3m/s air flow - 70 - c/w thermal resistance junction to case jc independent of air flow - 44 - c/w
rev 2.2 , may 6, 2008 page 11 of 11 sl23ep09nz ordering information [1 ] ordering number marking shipping package package temperature sl23ep09nzsc -1h sl23ep09nzsc -1h tube 16- pin soic 0 to 70c sl23ep09nzsc - 1ht sl23ep09nzsc - 1h tape and reel 16 - pin soic 0 to 70c sl23ep09nzsi - 1h sl23ep09nzsi - 1h tube 16 - pin soic - 40 to 85c sl23ep09nzsi - 1ht sl23ep09nzsi - 1h tape and reel 16 - pin soic - 40 to 85c notes: 1 . the sl23 ep 09nz products are rohs compliant. the information in this document is believed to be accurate in all respects at the time of publication but is subject to change without notice. silicon laboratories assumes no responsibility for errors and omissions, and disclaims responsibility for any consequ ences resulting from the use of information included herein. additionally, silicon laboratories assumes n o responsibility for the functioning of undescribed features or parameters. silicon laboratories reserves the right to make changes without further notice. silico n laboratories makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does silicon laboratories assume any liability arising out of the application or use of any product or circuit, and specifica lly disclaims any and all liability, including without limitation consequential or incide ntal damages. silicon laboratories products are not designed, intended, or authorized for use in applications intended to support or sustain life, or for any other application in which th e failure of the silicon laboratories product could create a sit uation where personal injury or death may occur. should buyer purchase or use silicon laboratories products for any such unintended or unauthorized application, buyer shall indemnify and hold silicon laboratories harmless against all claims and damages.

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