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a u6350 usb2.0 hub-reader controller t e c hnical r e f e r ence manual
AU6350 usb2.0 hub-reader controller
c c o o p p y y r r i i g g h h t t copyright ? 1997 ? 2008. alcor micro, corp. all rights reserved. no part of this data sheet may be reproduced, transmitted, transcribed, stored in a retrieval system or translated into any language or computer l anguage, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without prior written permission from alcor micro, corp. t t r r a a d d e e m m a a r r k k a a c c k k n n o o w w l l e e d d g g e e m m e e n n t t s s the company and product names mentioned in this document may be the trademarks or registered trademarks of their manufacturers. d d i i s s c c l l a a i i m m e e r r a lcor micro, corp. reserves the right to change this product without prior notice. alcor micro, corp. makes no warranty for the use of its products and bears no responsibility for any error that appear in this document. specifications are subject to change without prior notice. r r e e v v i i s s i i o o n n h h i i s s t t o o r r y y date revision description sep 2007 0.9 preliminary release. oct 2007 0.91 modify 3.0 pin assignment jan 2008 0.92 modify ?1.2 features ? and ?4.0 block diagram? feb 2008 0.93 update pin assignment apr 2008 1.00 official release apr 2008 1.01 modify ?3.0 pin assignment ? pin14 & pin17 information. c c o o n n t t a a c c t t i i n n f f o o r r m m a a t t i i o o n n : : web site: http://www.alcormicro.com/ taiwan china shenzhen office alcor micro, corp. rm.2407-08, industrial bank building 4f, no 200 kang chien rd., nei hu, no.4013, shennan road, taipei, taiwan, r.o.c. shenzhen,china. 518026 phone: 886-2-8751-1984 phone: (0755) 8366-9039 fax: 886-2-2659-7723 fax: (0755) 8366-9101 san jose office los angeles office 2025 gateway place, suite 335 9070 rancho park court san jose, ca 95110 rancho cucamonga, ca 91730 usa usa phone: (408) 453-9530 phone: (909) 483-8821 fax: (408) 453-9523 fax: (909) 944-0464

i table of contents 1. introduction ............................................................ 1 1.1 description ...................................................................................1 1.2 features ........................................................................................1 2. application block diagram ................................... 2 3. pin assignment ...................................................... 3 4. system architecture and reference design ....... 7 4.1 AU6350 block diagram ...............................................................7 5. electrical characteristics ...................................... 8 5.1 absolute maximum ratings ........................................................8 5.2 recommended operating conditions .......................................8 5.3 general dc characteristics ........................................................8 5.4 dc electrical characteris tics of 3.3v i/o cells ..........................9 5.5 usb transceiver characteristics ...............................................9 5.6 crystal oscillator circui t setup for characterization ...............12 5.7 bus timing/electri cal characteristics .......................................13 6. mechanical information ......................................... 17 7. abbreviations ......................................................... 18
ii list of figures figure 2.1 block diagram ..................................................................2 figure 3.1 pin assignment diagram ................................................3 figure 4.1 AU6350 block diagram ...................................................7 figure 5.1 crystal oscillator circ uit setup for characterization ...12 figure 6.1 mechanical information diagram ...................................17 list of tables table 3.1 pin descriptions ................................................................4 table 5.1 absolute maximum ratings .............................................8 table 5.2 recommended operating conditions .............................8 table 5.3 general dc characteristics ..............................................8 table 5.4 dc electrical characteristics of 3.3v i/o cells ...............9 table 5.5 electrical characteristics ..................................................9 table 5.6 static characteristic digital pin .....................................10 table 5.7 static characteristic analog i/o pins dp/dm ..........10 table 5.8 dynamic characteristic analog i/o pins dp/dm .....11 table 5.9 dc electrical characteristics ...........................................13 table 5.10 high-speed source electrical characteristics ..............14 table 5.11 full-speed source electrical characteristics ................14 table 5.12 low-speed source electrical characteristics ...............15
AU6350 usb2.0 hub-reader controller v1.01 1 1. introduction 1 1 . . 1 1 d d e e s s c c r r i i p p t t i i o o n n AU6350 is a single chip integrated usb2.0 hub and multimedia card reader controller. 1 1 . . 2 2 f f e e a a t t u u r r e e s s hub fully compliant with usb hub specification version 2.0 and is also backward compatible with usb hub specification 1.1. supports three bus-powered/self-powered downstream ports. supports automatic switching between bus-power and self-power modes. cost effective design using one transaction translator for all downstream ports. extra low power consumption. on chip internal pull-up and meets usb bus power regain emend pull down resistors for all data line. built-in usb 2.0 transceiver. supports individual and gang modes of power management. built-in power switch control for over current sensing control. built-in 1.8v regulator for core logic. built-in 3.3v regulator embedded in pll circuit for 12mhz operation precision. supports external eeprom interface for customized pid and vid. card reader usb device class definition for mass storage, bulk-transport v1.0 support sd spec up to ver. 2.0 (sdhc). support mmc spec up to ver. 4.2. support cf spec up to 4.1 with pio mode 6. support xd spec up to ver. 1.2. support smc spec up to ver. 1.4. support ms spec up to ver. 1.43. support mspro spec up to ver. 1.03. compatible to mspro-hg spec up to ver. 1.01 with 4-bit data bus. hardware dma engine integrated for performance enhancement. work with default driver from windows me/2000/xp and mac os x; windows 98/2000(sp1/sp2) and mac os 9 are supported by vendor driver from alcor. ping-pong fifo implementation for concurrent bus operation support multiple sectors transfer optimize performance support slot-to-slot read/write operation support dynamic icon utility support led for bus operating indication power switch integrated to reduce production bom cost
au635 0 usb 2 .0 hub -rea der controller v1.01 2 2. application block diagram AU6350 is a single chip 3-port usb hub-reader controller . it s up strea m port is connected t o a usb ho st system. the downstream port s can be used fo r a mouse, joystick, sca nner , printer or other devices. figure 2.1 block diagram pr i n ter us b do wn st re am por t s alcor m i c r o au6 350 ke y b o a r d mo u s e scanner us b h o st syste m pri n ter
au635 0 usb 2 .0 hub -rea der controller v1.01 3 3. pin assignment AU6350 is available in 8 0 -pin lqfp p a ckage. below diagram shows signal name of each pin an d t able in th e following p age describ es each pin in det ail. figure 3.1 pin assignment diagram al c o r m i cr o au 6350 80 - p in l q f p 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 2 1 22 2 3 2 4 25 26 2 7 28 29 3 0 3 1 32 3 3 3 4 35 36 3 7 38 39 4 0 45 44 43 42 41 50 49 48 47 46 55 54 53 52 51 60 59 58 57 56 65 6 4 63 62 6 1 70 6 9 68 67 6 6 75 7 4 73 72 7 1 80 7 9 78 77 7 6 u p _ rref pvd d xsco xsci pvss avs s dp 2_dm dp2 _ dp avdd a vss pll _ vd d pll _ vss cf _v 3 3 avdd 5 v v1 8 dp 3_dm dp3 _ dp avdd v3 3 ag n d 5v ss c_en vddh bus_pwredn ee p e n a b l e vs sh e2 pcl k vs s ga ng b u s_pw re d e2 pd a t dp1_leda m dp1_ledgr dp1_p w r u p vdd dp1_ovrc u r ms in s sm cd n ch ip r e se tn su spen d te stn sdc d n con t rol o u t 5 con t rol o u t 4 xdcdn con t rolout 2 con t rol o u t 3 con t rol o u t 0 gp o n 6 con t rol o u t 1 vss vdd car ddata1 car ddata2 car ddata0 car ddata4 car ddata3 car ddata6 car ddata7 car ddata5 carddat a 9 ca rdda t a 11 ca rdda t a 12 ca rdda t a 10 ca rdda t a 14 ca rdda t a 13 cf w t n ee pc lk _r ca rdda t a 15 avdd us b_dp usb 1 _dm us b1 _dp avs s vddh ee pd a t _ r avs s us b_dm v ssh cf cdn car ddata8 avdd
AU6350 usb2.0 hub-reader controller v1.01 4 table 3.1 pin descriptions pin # pin name i/o description 1 up_rref utmi 1k 1% current reference resistor 2 pvdd power 3.3v power input 3 xsco o 12mhz crystal output 4 xsci i 12mhz crystal input 5 pvss power ground 6 avss power ground 7 dp2_dm i/o port2 usb bus 8 dp2_dp i/o port2 usb bus 9 avdd power 3.3v power input 10 avss power ground 11 dp3_dm i/o port3 usb bus 12 dp3_dp i/o port3 usb bus 13 avdd power 3.3v power input 14 v33 power voltage regulator output 3.3v 15 agnd5v power ground 16 avdd5v power 5v power input 17 cf_v33 power card power 3.3v output 18 v18 power 1.8v power output 19 pll_vdd power 1.8v power input 20 pll_vss power ground 21 vddh power 3.3v power input 22 ssc_en i ssc enable 23 vssh power ground 24 bus_pwredn i '1' = self powered '0' = bus powered 25 eepenable i '1' = use eep contents '0' = use internal rom 26 e2pclk i/o eep clock; with internal pull up resistor; open drain output 27 e2pdat i/o eep data; with internal pull up resistor; open drain output
AU6350 usb2.0 hub-reader controller v1.01 5 pin # pin name i/o description 28 vss power ground 29 gangbus_pwred i '1' = individual power '0' = gangbus power open collector output 30 vdd power 1.8v power input 31 dp1_pwrup o gang powerenable '0' = power on '1' = power off 32 dp1_ovrcur i gang overcurrent '0' = overcurrent '1' = not overcurrent 33 dp1_ledam o port1 amber led indicator '0' = led on (error condition) '1' = led off 34 dp1_ledgr o port1 green led indicator '0' = led on (fully operational) '1' = led off 35 suspend o 0' = not suspended '1' = suspended 36 chipresetn i 0' = reset '1' = run 37 testn i 1' = normal mode '0' = test mode 38 msins i ms card detect, pull down when suspend otherwise pull up 39 smcdn i smc card detect, pull down when suspend otherwise pull up 40 cfcdn i cf card detect, pull down when suspend otherwise pull up 41 sdcdn i sd card detect, pull down when suspend otherwise pull up 42 xdcdn i xd card detect , pull down when suspend otherwise pull up 43 controlout5 o cfresetn xdwrn 44 controlout4 o cfwrn xdrdn 45 controlout3 o xdcen 46 controlout2 o cfadr2 xdale 47 controlout1 o cfadr1 xdcle msclk 48 controlout0 o sdclk cfad0 msbs 49 gpon6 o reader card access led 50 vdd power 1.8v power input 51 vss power ground
AU6350 usb2.0 hub-reader controller v1.01 6 pin # pin name i/o description 52 carddata0 io sdcmd cfdat0 msdat0 53 carddata1 io cfdat1 xdwpn msdat1 54 carddata2 io sdwp cfdat2 msdat2 55 carddata3 io cfdat3 msdat3 56 carddata4 io sddat0 cfdat4 msdat4 57 carddata5 io sddat1 cfdat5 msdat5 58 carddata6 io sddat2 cfdat6 msdat6 59 carddata7 io sddat3 cfdat7 msdat7 60 carddata8 io sddat4 cfdat8 xddat0 61 carddata9 io sddat5 cfdat9 xddat1 62 carddata10 io sddat6 cfdat10 xddat2 63 carddata11 io sddat7 cfdat11 xddat3 64 carddata12 io cfdat12 xddat4 65 carddata13 io cfdat13 xddat5 66 carddata14 io cfdat14 xddat6 67 carddata15 io cfdat15 xddat7 68 cfwtn i cfwtn 69 eepclk_r o eep clock 70 eepdat_r io eep data 71 vddh power 3.3v power input 72 vssh power ground 73 avss power ground 74 usb_dm i/o upstream port usb bus 75 usb_dp i/o upstream port usb bus 76 avdd power 3.3v power input 77 avss power ground 78 usb1_dm i/o port1 usb bus 79 usb1_dp i/o port1 usb bus 80 avdd power 3.3v power input
4. system architecture and reference design 4 4 . . 1 1 a a u u 6 6 3 3 5 5 0 0 b b l l o o c c k k d d i i a a g g r r a a m m figure 4.1 AU6350 block dia g ram e2 pda t e2 pc lk ups t r e a m phy bu s_ p w r e dn pl l se r i a l in te r f a c e si e co n t rolle r tt po rt co n t rolle r ro u t in g lo g i c dl l e l as ti ci ty bu ffer hs hs t p x fs do wn s t re a m phy #1 /2 / 3 p o r t # 1 /2 /3 ove r cu rr en t se n s e po r t #4 o v er c u r r en t se nse 12mh z cr y s ta l hs hs tpx fs eep en able gan gbus _ pwr e d 5v /3 . 3 v re g u l a to r 5v up s t r e a m us b d a ta su sp e n d led t o eeprom dow n s t rea m us b da t a 3. 3 v /1 .8v re gu la to r 1. 8 v xd /md/ smc/s d / mmc /ms co n t r o l xd/ m d/smc / sd / m m c / m s/ cf au635 0 usb 2 .0 hub -rea der controller v1.01 7
5. electrical characteristics 5 5 . . 1 1 a a b b s s o o l l u u t t e e m m a a x x i i m m u u m m r r a a t t i i n n g g s s table 5.1 absolute maximum ratings symbol parameter rating units v ddh power supp ly -0.3 to v ddh +0.3 v v in input signal v o lt age -0.3 to 3.6 v v out output signal v o lt age -0.3 to v ddh +0.3 v t stg s t orage t e mperature -40 to 150 o c 5.2 reco mmended oper at ing con d itions table 5.2 recommended operating conditions symbol parameter min typ max units v ddh power supp ly 3.0 3.3 3.6 v v dd digit a l supply 1.62 1.8 1.98 v v in input signal v o lt age 0 3.3 3.6 v t opr operating t e mperature 0 85 o c 5 5 . . 3 3 g g e e n n e e r r a a l l d d c c c c h h a a r r a a c c t t e e r r i i s s t t i i c c s s table 5.3 general d c characteristics symbol parameter conditi o ns min typ max units i in input curren t no pull-up or p ull-down -10 1 10 a i oz t r i-st ate lea k age current -10 1 10 a c in input cap a cit ance pad limit 2.8 f c out output cap a cit ance pad limit 2.8 f c bid bi-directiona l buf fer ca p acit ance pad limit 2.8 f au635 0 usb 2 .0 hub -rea der controller v1.01 8
5 5 . . 4 4 d d c c e e l l e e c c t t r r i i c c a a l l c c h h a a r r a a c c t t e e r r i i s s t t i i c c s s o o f f 3 3 . . 3 3 v v i i / / o o c c e e l l l l s s table 5.4 dc electrical charac teristics of 3.3v i/o cells limits symbol parameter conditi o ns min typ max unit v ddh power supply 3.3v i/o 3.0 3.3 3.6 v v il input low volt age 0.8 v v ih input high volt age l v ttl 2.0 v v ol output low volt age O i ol O =2~16ma 0.4 v v oh output high volt age O i oh O =2~16ma 2.4 v r pu input pull-up resist ance pu=high, pd=low 55 75 1 10 k r pd input pull-do wn resist ance pu=low , pd=high 40 75 150 k i in input leakag e current v in = v ddh or 0 -10 1 10 a i oz t r i-st ate output leakage current -10 1 10 a 5 5 . . 5 5 u u s s b b t t r r a a n n s s c c e e i i v v e e r r c c h h a a r r a a c c t t e e r r i i s s t t i i c c s s table 5.5 electrical characteristics symbol paramete r condit ion s min. typ. max. unit vd33 analog supp ly v o lt age 3.0 3.3 3.6 v vddu vdda digit a l supply v o lt age 1.62 1.8 1.98 v i cc operating supply current high speed operating at 480 mhz 5 5 m a au635 0 usb 2 .0 hub -rea der controller v1.01 9
table 5.6 static characteristic digital pin symbol paramete r condit ion s min. typ. max. unit input levels v il low-level input volt age 0.8 v v ih high-level input volt age 2.0 v output levels v ol low-level output volt age 0.2 v v oh high-level output volt age vddh-0.2 v table 5.7 static characteristic analog i/o pins dp/dm symbol paramete r condit ion s min. typ. max. unit usb2.0 t r a n sceiver hs input levels dif f erentia l receiver v hsdi ff high speed dif f erential input sensitivity O v i dp -v i dm O measured at the connection as application circuit 3 0 0 m v v hscm high speed dat a signaling common mo de volt age range - 5 0 5 0 0 m v squelch det ected 100 mv v hssq high speed squelch detection thr e shold no squelch detected 150 mv disconnection detected 6 2 5 m v v hsdsc high speed disconnectio n detection thr e shold disconnection not detected 5 2 5 m v output leve l s v hsoi high speed idle level output volt age(dif f erential) - 1 0 1 0 m v v hsol high speed low level output volt age(dif f erential) - 1 0 1 0 m v v hsoh high speed high level output volt age(dif f erential) - 3 6 0 4 0 0 m v v chi rpj chirp-j output volt age dif f erentia l 7 0 0 1 1 0 0 m v v chi rpk chirp-k output volt age dif f erentia l - 9 0 0 - 5 0 0 m v resist ance r dr v driver outpu t impedance equivalent resist ance used as inte rnal chip only 3 6 9 au635 0 usb 2 .0 hub -rea der controller v1.01 10
o v e r a l l resist a n c e including ext e rnal resistor 4 0 . 5 4 5 4 9 . 5 t e rmination v term t e rmination volt age for pull-up resistor on pin rpu 3 . 0 3 . 6 v usb1.1 t r a n sceiver fs/ls input levels dif f erentia l receiver v di dif f erential input sensitivity O v i dp -v i dm O 0 . 2 v v cm dif f erential common mode volt ag e 0 . 8 2 . 5 v input levels single-en ded receivers v se single ende d receiver threshold 0 . 8 2 . 0 v output levels v ol low-level output volt age 0 0.3 v v oh high-level output volt age 2.8 3.6 v table 5.8 dynamic characteristic analog i/o pins dp/dm symbol paramete r condit ion s min. typ. max. unit driver characteristics high-s peed mode t hsr high-speed dif f erential rise time 5 0 0 p s t hsf high-speed dif f erential f a ll time 5 0 0 p s full-s peed mode t fr rise time cl=50pf 10 to 90 of O v oh -v ol O 4 2 0 n s t ff fall time cl=50pf 90 to 10 of O v oh -v ol O 4 2 0 n s t frma dif f erential r i se/fall t i me matching t fr / t ff excluding the first transition fro m idle mode 9 0 1 1 0 v crs output signal crossover volt age excluding the first transition fro m idle mode 1 . 3 2 . 0 v low-s peed mode t lr rise time cl=200pf-600pf 10 to 90 of O v oh -v ol O 7 5 3 0 0 n s au635 0 usb 2 .0 hub -rea der controller v1.01 11
t lf fall time cl=200pf-600pf 90 to 10 of O v oh -v ol O 7 5 3 0 0 n s t lrma dif f erential r i se/fall t i me matching t lr / t lf excluding the first transition fro m idle mode 8 0 1 2 5 v crs output signal crossover volt age excluding the first transition fro m idle mode 1 . 3 2 . 0 v v oh high-level output volt age 2.8 3.6 v 5 5 . . 6 6 c c r r y y s s t t a a l l o o s s c c i i l l l l a a t t o o r r c c i i r r c c u u i i t t s s e e t t u u p p f f o o r r c c h h a a r r a a c c t t e e r r i i z z a a t t i i o o n n the followin g setup was used to measure the op en loop volt age gain for cryst a l oscillator cir c uit s . the feedback re sistor serve s to bias the circuit a t it s quiescent operating po int and the a c coupling cap a citor , cs, is much lar ger than c1 and c2. figure 5.1 crystal oscillator ci rcuit setup for characterization au635 0 usb 2 .0 hub -rea der controller v1.01 12
5 5 . . 7 7 b b u u s s t t i i m m i i n n g g / / e e l l e e c c t t r r i i c c a a l l c c h h a a r r a a c c t t e e r r i i s s t t i i c c s s table 5.9 dc electrical characteristics input levels for low-/full ?speed: limits symbol parameter min max unit v ih high (driven ) 2.0 v v ih z high (floatin g) 2.7 3.6 v v il l o w 0 . 8 v v di dif f erential i nput sensitivity 0.2 v v cm dif f erential common mode range 0.8 2.5 v input levels for high ?speed: limits symbol parameter min max unit v hhssq high-speed squelch detection threshold (dif ferential sig nal amplitude) 1 0 0 1 5 0 m v v hsdsc high spee d disconn ect dete c tion threshold (dif ferential sig nal amplitude) 5 2 5 6 2 5 m v output leve l s for low-/f u ll-speed: limits symbol parameter min max unit v ol l o w 0 . 0 0 . 3 v v oh high (driven) 2.8 3.6 v v ose1 s e 1 0 . 8 v v crs output signal crossover v o lt age 1.3 2.0 v output leve l s for high ? s peed: limits symbol parameter min max unit v hsoi high-speed idle level -10 10 mv v hsoh high-speed dat a signaling high 360 440 mv v hsol high-speed dat a signaling low -10 10 mv v chi rpj chirp j level (dif ferentia l volt age) 700 1 100 mv v chi rpk chirp k leve l (dif ferential volt age) -900 -500 mv au635 0 usb 2 .0 hub -rea der controller v1.01 13
t e rminations: limits symbol parameter min max unit r pu bus pull-u p resistor on up stream facing port 1 . 4 2 5 1 . 5 7 5 k r pd bus pull-down resistor on up stre am facing port 1 4 . 2 5 1 5 . 7 5 k z in p input impedance exclusive of pull-up/pull- down (for low-/full-spee d) 3 0 0 k v term t e rmination volt age for up st ream facing port p u ll-up (r pu ) 3 . 0 3 . 6 v t e rminations in high-sp eed: limits symbol parameter min max unit v hsterm t e rmination volt age in high-speed -10 10 mv table 5.10 high-speed sourc e electrical characteristics driver characteristics: limits symbol parameter min max unit t hsr rise t i me (10%-90%) 500 p s t hsf fall t i me (10%-90%) 500 p s z hsdr v driver outp ut resist ance (which also serves as high-speed te rmination) 4 0 . 5 4 9 . 5 clock t i m i n g s: limits symbol parameter min max unit t hsdra t high-speed dat a rate 479.76 480.24 mb/s t hsfram micorframe i n terval 124.9375 125.0625 s t hsrfi consecutive microframe interval dif f erence 4 high-speed bit times table 5.11 full-speed source electrical characteristics driver characteristics: limits symbol parameter min max unit t fr rise t i me 4 20 ns t ff fall t i me 4 20 ns t frfm dif f erential rise and fa ll t i me matching 9 0 1 1 1 .1 1 % z zr v driver outp ut resist ance for driver which is not high-speed cap able 2 8 4 4 au635 0 usb 2 .0 hub -rea der controller v1.01 14
clock t i m i n g s: limits symbol parameter min max unit t fdra ths full-speed dat a rate for hubs an d devices which are high-spe ed cap able 1 1 . 9 9 4 1 2 . 0 0 6 mb/s t fdra te full-speed dat a rate for device s which are n o t high-spee d cap able 1 1 . 9 7 0 1 2 . 0 3 0 mb/s t frame frame interval 0.9995 1.0005 ms t rfi consecutive frame interval jitter 42 ns full-speed dat a t i ming s: limits symbol parameter min max unit t dj 1 t dj 2 source jitter t o t a l(including frequency tolerance): t o next t r ansition for paired t r ansitions -3.5 -4 -3.5 -4 ns ns t fdeop source jitter for dif f erent ial t r ansition to se0 t r ansition - 2 5 n s t jr 1 t jr 2 receiv er jitter: t o next t r ansition for paired t r ansitions -18.5 -9 -18.5 -9 ns ns t feppt source se0 interval of eop 160 175 ns t feopr receiver se0 interval of eop 82 ns t fst wid t h of se0 interval during dif f erential tr ansition 1 4 n s table 5.12 low-speed sourc e electrical characteristics driver characteristics: limits symbol parameter min max unit t lr rise t i me 75 300 ns t lf fall t i me 75 300 ns t lrfm dif f erential rise and fa ll t i me matching 8 0 1 2 5 % c li nua up stream f a cing port ( w /cable, low-speed only) 2 0 0 4 5 0 p f clock t i m i n g s: limits symbol parameter min max unit t ldra ths low-speed dat a rate f o r hubs and devices which are high-spe e d cap able 1.49925 1 . 5 0 0 7 5 m b / s t ldra te low-speed dat a rate for devices which are n o t high-spee d cap able 1 . 4 7 7 5 1 . 5 2 2 5 mb/s au635 0 usb 2 .0 hub -rea der controller v1.01 15
low-speed dat a t i ming s: limits symbol parameter min max unit t udj 1 t udj 2 up stream facing port source jitte r t o t a l(includ ing frequency tolerance): t o next t r ansition for paired t r ansitions -95 -150 95 150 ns ns t ldeop up stream facing port source jitte r for dif f eren tial t r ansition to se0 t r ansition - 4 0 1 0 0 n s t dj r1 t dj r2 up stream facing port dif f erentia l receiv er jitter: t o next t r ansition for paired t r ansitions -75 -45 75 45 ns ns t ddj 1 t ddj 2 up stream facing port dif f erentia l receiv er jitter: t o next t r ansition for paired t r ansitions -25 -14 25 14 ns ns t uj r1 t uj r2 downstream facing p o rt dif f erent ial receiv er jitter: t o next t r ansition for paired t r ansitions -152 -200 152 200 ns ns t leopt source se0 interval of eop 1.25 1.50 s t leopr receiver se0 interval of eop 670 ns t lst wid t h of se0 interval during dif f erential tr ansition 2 1 0 n s au635 0 usb 2 .0 hub -rea der controller v1.01 16
6. mechanical information figure 6.1 mechanical information diagram au635 0 usb 2 .0 hub -rea der controller v1.01 17
7. abbreviations in this chap ter some of the terms and abbreviations used throughout the technical reference manual are listed as follow s . sie serial interf ace engine utmi usb t r ansceiver macro c ell interfa c e cf comp act fl ash md mic r o drive smc smart m edia card ms memor y s t ic k sd secure digit a l mm c multimedia card about alcor micro, corp. alcor micro, corp. designs, develo p s and market s highly integrated a nd advanced peripheral semiconduct o r , and sof t ware driver solution s f o r the personal computer and consu m er electronics market s worldwide. w e spe c ia lize in usb solution s a nd focus on emerging technology such as usb and ieee 1394. the comp an y of fers a range of semiconductors including controllers fo r usb hub, integrated keyboard/usb hub and usb flash memory card reader?etc. alcor micro, corp. is ba sed in t a ipe i , t a iwan, wit h sales of fices in t a ip ei, jap an, korea and california. alcor micro is distinguishe d by it s ability to provide i nnovative solution s f o r spec-driv en product s . innovations like sing le chip solutions for traditional multiple chip p r oduct s and on-board vo lt age regulators enable the comp an y to provide cost-ef f icien c y solutions for the computer periphe ral device oem custome r s worldwide. au635 0 usb 2 .0 hub -rea der controller v1.01 18

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