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1 d d a a t t a a b b o o o o k k AU6371 usb 2.0 single lun multiple flash card reader controller p p r r o o d d u u c c t t s s p p e e c c i i f f i i c c a a t t i i o o n n official release revision 1.00w public feb 2007
page 2 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public data book status objective specification this data book contains target specifications for product development. preliminary specification t his data book contains preliminary data; supplementary data may be published later. product specification this data book contains final product specifications. revision history date revision description feb 2007 1.00w official release
page 3 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public copyright notice copyright 1997 - 2007 alcor micro corp. all rights reserved. trademark acknowledgements the company and product names mentioned in this document may be the trademarks or registered trad emarks of their manufacturers. disclaimer alcor micro corp. reserves th e 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. contact information: 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 santa clara office los angeles office 2901 tasman drive, suite 206 9070 rancho park court santa clara, ca 95054 rancho cucamonga, ca 91730 usa usa phone: (408) 845-9300 phone: (909) 483-9900 fax: (408) 845-9086 fax: (909) 944-0464
page 4 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public table of contents 1 introduction ???????????????????????.. 6 1.1 description ??????????????????? ??????????.. 6 1.2 features ???????????????????? ???????????. 6 2 application block diagram ????????????????. 7 3 pin assignment ?????????????????????? 8 4 system architecture and reference design ???????.. 11 4.1 AU6371 block diagram ????????????????? ?????. 11 5 electrical characteristics ????????????????? 12 5.1 absolute maximum ratings ???????????????????.. 12 5.2 recommended operating conditions ?????????????? 12 5.3 general dc characteristics ???????????????????? 12 5.4 dc electrical characteristics for 5 volts operation ?????? 13 5.5 usb transceiver characteristics ????????????????? 14 5.6 power switch feature ?????????????? ?????????.. 17 6 mechanical information ?????????????????? 18 7 abbreviations ???????..??????????????? 19
page 5 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public list of figures 2.1 block diagram ??????????????????? ????????????.. 7 3.1 pin assignment diagram ?????????????????????????.. 8 4.1 AU6371 block diagram ???????????????? ??????????? 11 5.1 card detect power-on timing ???????????? ?????????..? 17 6.1 mechanical information diagram ????????????????????.. 18 list of tables 3.1 pin descriptions ???????????????????? ?????????. 9 5.1 absolute maximum ratings ??????????????????????. 12 5.2 recommended operating conditions ????????????????.. 12 5.3 general dc characteristics ????????????????? ?????.. 12 5.4 dc electrical characteristics of 3.3v i/o cells ???????????. 13 5.5 recommended operation conditions ????????????????.. 14 5.6 static characteristic digital in ???????????????????.. 14 5.7 static characteristic analog i/o pinsdp/dm ?????????? 15 5.8 dynamic characteristic analog i/o pins dp/dm ???????? 16
page 6 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public 1.0 introduction 1.1 description the AU6371 is a highly integrated single ch ip media usb card reader controller that supports all popular form factor digital ca rds, such as cf, md, smc, sd, mmc, ms, ms pro, ms duo and xd. in addition to the small form factor and low bom cost the solution also implement hi gh performance operation a sophisticated dma engine. with the compliance with usb storage cl ass v1.0, AU6371 not only exhibits wide acceptance in various os platforms, its multiple slot design further enables the solution adapters become the content exch ange center for mobile media. it can read digital contents stored on memory card designed to cover a wide area of applications such as digital cameras, pdas, mp3 players and smart phones?etc. with the AU6371, users can transfer digital data between flash memory card and pc or these electronic devices. the AU6371 used 48 pin package specific ally designed for small foot print application, such as no te book and printer. in addition to its high performance and outstanding compatibility, the solution of AU6371 comes with a user-friendly utility to enhance users? experience. moreover, AU6371 integrates power switch to reduce the overall bom cost. 1.2 features supports usb 2.0 specification and us b device class de finition for mass storage, bulk-transport v1.0 supports cf/md/sd/mmc/ms/ms_pro/ms_duo/xd/smc compatible flash card in 48 pin package supports the latest flash card specification: cf 3.0 (16-bit ide mode), sd 2.0 (hs-sd), mmc 4.0 (8-bit), ms pro parallel mode (4-bit), xd 1.2 a built-in dma engine for data transmission performance enhancement work with default driver from windows me/2000/xp and mac os x; vendor device driver from alcor micro are available to run under windows 98/2000(sp1/sp2) and mac os 9 ping-pong fifo implementation for concurrent bus operation supports multiple sector burst tr ansfer for optimized performance supports dynamic icon utility to enhance user experience supports led for bus ac tivities indication power switch integrated to reduce production bom cost support power saving mode for notebook solution.
p a ge 7 of 20 a u 6371 u s b 2 . 0 si ng l e lun mult iple fl ash card r e ade r c o nt roll e r v1. 0 0 w official rele ase_ public 2.0 application block diagram t h e f o llow i n g applicat io n dr aw in g demon s t r at es a typical card reader block diagr a m usi n g a u 63 71. by co nn ecti ng one c a rd reader t o a desktop or notebook p c t h roug h usb bus, the a u 6371 b e comes a b u s-po wered, high speed usb card reader , which can be used as a bridge for data tr a n sf er betwe e n des k top pc and notebook pc. 2.1 bl ock diagr a m pc w i t h u s b host c o n t rol l er cf /m s/ md/ xd / s mc/ s d / mm c pc au 63 71 m o b l e p h on es pd a mp3 pl a y er di gi tal camer a
p a ge 8 of 20 a u 6371 u s b 2 . 0 si ng l e lun mult iple fl ash card r e ade r c o nt roll e r v1. 0 0 w official rele ase_ public 3.0 pin assignment the a u 6371 is delivered in 48pin lqfp form factor . docum e nted below is a figure shows signal names of each pin and a table in the follow ing page describes each pin in more details. figu re 3. 1 pin assi gn ment di ag ram 1 2 3 5 4 6 7 8 10 9 11 33 32 31 29 30 34 46 45 44 43 4 2 12 35 36 28 27 26 25 41 40 39 38 37 47 48 13 14 15 1 6 17 18 1 9 20 21 22 23 24 vd d rex t vd 33p dp dm vs3 3p xi xo gn d u vd du nc nc con t r o l o ut 3 cont rolo ut2 con t r o l o ut 1 con t r o l o ut 0 gpon6 ca rd da ta 0 ca rd da ta 1 ca rd da ta 2 ca r d d a t a 5 ca r d d a t a 6 ca r d d a t a 3 ca r d d a t a 4 co n t r o l o u t 4 cf cd n smc d n xdc d n co n t r o l o u t 5 sdc d n vssh reader_en v18 cf _v 3 3 msin s vddh card data7 card data8 card data9 c a rdda ta10 c a rdda ta11 c a rdda ta12 c a rdda ta13 c a rddat a 14 c a rdda ta15 cf wt n gn d ch ipresetn alcor micro AU6371 48pi n lqfp
page 9 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public table 3.1 pin descriptions pin # pin name i/o description 1 vdd i core power 1.8v 2 rext o external resistor 270 to ground 3 vd33p 3.3v power 4 dp i/o usb dp 5 dm i/o usb dm 6 vs33p ground power 7 xi i 12 mhz crystal input. 8 xo o 12 mhz crystal output. 9 gndu utmi gound 10 vddu utmi power 1.8 v 11 nc 12 nc 13 v18 o core power 1.8v 14 vddh i 3.3v for io pad 15 cf_v33 o card power 3.3v 16 reader_en i reader function enable("1" : card reader function enable; "0" : card only mode) 17 vssh io power ground 18 msins i ms card detect 19 smcdn i smc card detect 20 cfcdn i cf card detect 21 sdcdn i sd card detect 22 xdcdn i xd card detect 23 controlout5 o cfresetn and smwrn/xdwrn 24 controlout4 o cfwrn and smrdn/xdrdn 25 controlout3 o cfrdn and xdcen/smcen 26 controlout2 o cfad2 and smale/xdale 27 controlout1 o cfad1, msclk and smcle/xdcle 28 controlout0 o cfad0, sdclk and msbs 29 gpon6 o led indicator for card operation
page 10 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public pin # pin name i/o description 30 carddata0 i/o cfdata0, msdata0,and sdcmd 31 carddata1 i/o cfdata1,msdata1,xdwpn,and smwpn 32 carddata2 i/o cfdata2,msdata2,and sdwp 33 carddata3 i/o cfdata3,msdata3,smrbn,and xdrbn 34 carddata4 i/o cfdata4 and sddata0 35 carddata5 i/o cfdata5 and sddata1 36 carddata6 i/o cfdata6 and sddata2 37 carddata7 i/o cfdata7 and sddata3 38 carddata8 i/o cfdata8,xddata0, and sddata4 39 carddata9 i/o cfdata9,xddata1, and sddata5 40 carddata10 i/o cfdata10,xddata2, and sddata6 41 carddata11 i/o cfdata11,xddata3, and sddata7 42 carddata12 i/o cfdata12 and xddata4 43 carddata13 i/o cfdada13 and xddata5 44 carddata14 i/o cfdata14 and xddata6 45 carddata15 i/o cfdata15 & xddata7 46 cfwtn i cf waitn 47 chipresetn i chip reset (low active to reset the whole chip), must be pull up with rc. 48 gnd i core power gound
p a ge 11 of 20 a u 6371 u s b 2 . 0 si ng l e lun mult iple fl ash card r e ade r c o nt roll e r v1. 0 0 w official rele ase_ public 4.0 system architecture and reference design 4.1 AU6371 bl ock diagr a m figu re 4. 1 au 63 71 bl ock di agram usb sie ram cf/md/sm c/ sd/ mmc /ms / xd contro l f i fo processor arbitrator rom 12mhz xtal 1.8v vo l t a g e re g u l a t o r /p ower s w i t ch pll 3.3v xcvr cf md sm c sd mmc ms xd usb upstream po r t
page 12 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public 5.0 electrical characteristics 5.1 absolute maximum ratings table 5.1 absolute maximum ratings symbol parameter rating units v ddh power supply -0.3 to v ddh +0.3 v v in input signal voltage -0.3 to 3.6 v v out output signal voltage -0.3 to v ddh +0.3 v t stg storage temperature -40 to 150 o c 5.2 recommended operating conditions table 5.2 recommended operating conditions symbol parameter min typ max units v ddh power supply 3.0 3.3 3.6 v v dd v 18 digital supply 1.62 1.8 1.98 v v in input signal voltage 0 3.3 3.6 v t opr operating temperature 0 70 o c 5.3 leakage current and capacitance table 5.3 general dc characteristics symbol parameter conditions min typ max units i in input current no pull-up or pull-down -10 1 10 a i oz tri-state leakage current -10 1 10 a c in input capacitance pad limit 2.8 f c out output capacitance pad limit 2.8 f c bid bi-directional buffer capacitance pad limit 2.8 f
page 13 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public 5.4 dc electrical characteristics of 3.3v i/o cells table 5.4 dc electrical characteristics of 3.3v i/o cells limits symbol parameter conditions min typ max unit v ddh power supply 3.3v i/o 3.0 3.3 3.6 v v il input low voltage 0.8 v v ih input high voltage lvttl 2.0 v v ol output low voltage Oi ol O =2~16ma 0.4 v v oh output high voltage Oi oh O =2~16ma 2.4 v r pu input pull-up resistance pu=high, pd=low 55 75 110 k r pd input pull-down resistance pu=low, pd=high 40 75 150 k i in input leakage current v in = v ddh or 0 -10 1 10 a i oz tri-state output leakage current -10 1 10 a
page 14 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public 5.5 usb transceiver characteristics table 5.5 electrical characteristics symbol parameter conditions min. typ. max. unit vd33p analog supply vo ltage 3.0 3.3 3.6 v vdd v18 digital supply voltage 1.62 1.8 1.98 v i cc operating supply current high speed operating at 480 mhz 55 ma i cc(susp) suspend supply current in suspend mode, current with 1.5k pull-up resistor on pin rpu disconnected 120 a table 5.6 static characteristic symbol parameter conditions min. typ. max. unit input levels v il low-level input voltage 0.8 v v ih high-level input voltage 2.0 v output levels v ol low-level output voltage 0.2 v v oh high-level output volt age vddu-0.2 v
page 15 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public table 5.7 static characteristic symbol parameter conditions min. typ. max. unit usb2.0 transceiver hs input levels differential receiver v hsdiff high speed differential input sensitivity Ov i dp -v i dm O measured at the connection as application circuit 300 mv v hscm high speed data signaling common mode voltage range -50 500 mv squelch detected 100 mv v hssq high speed squelch detection threshold no squelch detected 150 mv disconnection detected 625 mv v hsdsc high speed disconnection detection threshold disconnection not detected 525 mv output levels v hsoi high speed idle level output voltage(differential) -10 10 mv v hsol high speed low level output voltage(differential) -10 10 mv v hsoh high speed high level output voltage(differential) -360 400 mv v chirpj chirp-j output voltage differential 700 1100 mv v chirpk chirp-k output voltage differential -900 -500 mv resistance equivalent resistance used as internal chip only 3 6 9 r drv driver output impedance overall resistance including external resistor 40.5 45 49.5 termination v term termination voltage for pull-up resistor on pin rpu 3.0 3.6 v usb1.1 transceiver fs/ls input levels differential receiver v di differential input sensitivity Ov i dp -v i dm O 0.2 v v cm differential common mode voltage 0.8 2.5 v input levels single-ended receivers
page 16 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public v se single ended receiver threshold 0.8 2.0 v output levels v ol low-level output voltage 0 0.3 v v oh high-level output voltage 2.8 3.6 v table 5.8 dynamic characteristic symbol parameter conditions min. typ. max. unit driver characteristics high-speed mode t hsr high-speed differential rise time 500 ps t hsf high-speed differential fall time 500 ps full-speed mode t fr rise time cl=50pf 10 to 90 of Ov oh -v ol O 4 20 ns t ff fall time cl=50pf 90 to 10 of Ov oh -v ol O 4 20 ns t frma differential rise/fall time matching t fr / t ff excluding the first transition from idle mode 90 110 v crs output signal crossover voltage excluding the first transition from idle mode 1.3 2.0 v low-speed mode t lr rise time cl=200pf-600pf 10 to 90 of Ov oh -v ol O 75 300 ns t lf fall time cl=200pf-600pf 90 to 10 of Ov oh -v ol O 75 300 ns t lrma differential rise/fall time matching t lr / t lf excluding the first transition from idle mode 80 125 v crs output signal crossover voltage excluding the first transition from idle mode 1.3 2.0 v v oh high-level output voltage 2.8 3.6 v
p a ge 17 of 20 a u 6371 u s b 2 . 0 si ng l e lun mult iple fl ash card r e ade r c o nt roll e r v1. 0 0 w official rele ase_ public 5.6 power switch feature a u 6371 integr ates a 3.3v to 1.8v voltage re gulator and p o wer switch to replace all mos c h ips for flash car d power s u pply . card p o wer out p ut c u rrent r a nge f o r sd/mmc/ms/xd/s mc max: 400m a card po wer output voltage r a nge ms/xd/sd/smc/cf : 3.3v 0.3v a u 6371 will tur n off all of card p o wer in suspe n d mode figu re 5. 1 car d detec t power-on timi ng 3.3v+/- 0.3v 1ms to 10ms ( depend load capacitor ) card_power card_detect 100ms + system polling timing
p a ge 18 of 20 a u 6371 u s b 2 . 0 si ng l e lun mult iple fl ash card r e ade r c o nt roll e r v1. 0 0 w official rele ase_ public 6.0 mechanical information f i gure 6.1 mechanical info rma t io n d i agram b e ? ? ? ? ? l1 l 0 . 2 5 g a u g e pl an e seat in g pl an e ? ? e1 e ? s y mbo l s min. max. a -- 1 . 6 a1 0.05 0 . 15 a2 1.35 1 . 45 c 1 0.09 0 . 16 d 9 . 00 bsc d 1 7 . 00 bsc e 9 . 00 bsc e 1 7 . 00 bsc e 0. 5 b s c b 0.17 0 . 27 l 0.45 0 . 75 l1 1 r e f 1. je dec out l i n e: ms -02 6 b b c 2. di men s ion s d 1 a n d e 1 do no t in c l u d e m o l d pr o t r u s i o n . al l o w a bl e pro t rusio n is 0 . 2 5 m m p e r si de. d1 a n d e 1 a r e m a x i m u m pl a s t ic bo dy s i z e d i m e n s io n s im c l u d in g m o l d m i s m a t c h . 3. di men s ion b does n o t i n c l ude d a mbar pro t ru sion . al l o w a bl e d a mbar pro t ru sion s h al l n o t caus e t h e le a d w i d t h t o exc e ed t h e ma x i m u m b di mens ion b y more t h a n 0.08 mm
page 19 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public 7.0 abbreviations this chapter lists and defines terms and abbreviations used throughout this specification. sie serial interface engine cf compact flash md micro drive smc smartmedia card ms memory stick sd secure digital mmc multimedia card utmi usb transceiver macrocell interface
page 20 of 20 AU6371 usb 2.0 single lun multiple flash card reader controller v1.00w official release_ public about alcor micro, corp alcor micro, corp. designs, develops and markets highly integrated and advanced peripheral semiconductor, an d software driver solution s for the personal computer and consumer electronics markets worldwid e. we specialize in usb solutions and focus on emerging technology such as usb and ieee 1394. the company offers a range of semiconductors including controllers for usb hub, integrated keyboard/usb hub and usb flash memory ca rd reader?etc. alcor micro, corp. is based in taipei, taiwan, with sales offices in taipei, japan, korea and california. alcor micro is distinguished by its ability to provide innovative solutions for spec-driven products. innovations like single chip solutions for traditional multiple chip products and on-board voltage regulators enable the company to provide cost-efficiency solutions for the comput er peripheral device oem customers worldwide.

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