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1 d d a a t t a a b b o o o o k k AU6370 usb2.0 multiple slots flash memory 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 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public data book status objective specification t his 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 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 ???????.. 12 4.1 AU6370 block diagram ????????????????? ?????. 12 5 electrical characteristics ????????????????? 13 5.1 absolute maximum ratings ???????????????????.. 13 5.2 recommended operating conditions ?????????????? 13 5.3 general dc characteristics ???????????????????? 13 5.4 dc electrical characteristics for 5 volts operation ?????? 14 5.5 usb transceiver characteristics ????????????????? 15 5.6 power switch feature ?????????????? ?????????.. 18 6 mechanical information ?????????????????? 19 7 abbreviations ???????..??????????????? 20
page 5 of 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public list of figures 2.1 block diagram ??????????????????? ????????????.. 7 3.1 pin assignment diagram ?????????????????????????.. 8 4.1 AU6370 block diagram ???????????????? ??????????? 12 5.1 card detect power-on timing ???????????? ?????????..? 18 6.1 mechanical information diagram ????????????????????.. 19 list of tables 3.1 pin descriptions ???????????????????? ?????????. 9 5.1 absolute maximum ratings ??????????????????????. 13 5.2 recommended operating conditions ????????????????.. 13 5.3 general dc characteristics ????????????????? ?????.. 13 5.4 dc electrical characteristics of 3.3v i/o cells ???????????. 14 5.5 recommended operation conditions ????????????????.. 15 5.6 static characteristic digital in ???????????????????.. 15 5.7 static characteristic analog i/o pinsdp/dm ?????????? 16 5.8 dynamic characteristic analog i/o pins dp/dm ???????? 17
page 6 of 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public 1.0 introduction 1.1 description the AU6370 is an integrated single chip memory card reader controller specially designed for notebook, hand-held and othe r pc peripheral devices, which require fewer components for small pcb area. it su pports a widely used flash memory card such as cf, md, smc, xd picture card, ms, ms pro, ms duo, sd and mmc. it can be used as removable storage disks in enormo us data exchange applications between pc and pc or pc and various consumer electronic appliances. the AU6370 reads digital content saved on me mory card that user captured with the portable device such as notebook, digi tal camera, mp3 player, pda and mobile phone? etc. in addition, AU6370 allows user to transfer information such as data, graphics, texts or digital images from one electronic device to another quickly and easily. furthermore, AU6370 integrates po wer switch function; manufacturers can use fewer components in their product design. with AU6370, user?s experien ce will be also further enhanced by the plug-and-play nature built into latest op eration systems such as windows 2000/xp and mac os x. 1.2 features support usb v2.0 specification and usb device class definition for mass storage, bulk-transport v1.0 support cf/md, sdhc/sd/mmc, ms/ms pro/ms rom/ms duo and xd/smc specification work with default driver from windows me, windows xp, and mac os x. windows 98, windows 2000 are supported by vendor ap (the ap included both win98 and 2000 driver) from alcor. ping-pong fifo implementation for concurrent bus operation support multiple sectors transfer optimize performance support slot-to-slot re ad/write operation. support auto-detecting slot with card inserted on win 2000 without driver. capable of handing 4 sets of built-in pid, vid and strings to minimize inventory control and improve lead production lead-time. support led for bus ac tivity indication. each slot can be enable s/disabled by 5 independ ent pins to fit all the different card readers? combination requirement. runs at 30mhz, built-in 480 mhz pll built-in 3.3v to 1.8v regulator
p a ge 7 of 21 a u 6370 u s b 2 . 0 multi p le sl o t s fl as h mem o r y card r e ade r v1. 00w 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 70. 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 6370 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/ smc / s d / mmc pc au 63 70 m o b l e p h on es pd a mp3 pl a y er di gi tal came r a
p a ge 8 of 21 a u 6370 u s b 2 . 0 multi p le sl o t s fl as h mem o r y card r e ade r v1. 00w official rele ase_ public 3.0 pin assignment the a u 6370 is delivered in 80pin 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 alcor micro AU6370 80-pin lqfp 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 2 2 23 24 25 2 6 27 28 29 3 0 3 1 32 33 34 3 5 36 37 38 3 9 40 45 44 43 42 41 50 49 48 47 46 55 54 53 52 51 60 59 58 57 56 65 64 63 6 2 61 7 0 69 68 67 6 6 7 5 74 73 72 7 1 80 7 9 78 77 76 gpi 0 sddata3 sdc m d sdc l k sddata0 sddata1 sddata2 gn d vdd rex t v18 vddhm vs su xo vdda vdd33p dp dm vs s33p xi cf_ v 33 vdd33 ms_ v 33 sd_v33 xd_v33 vs sh m gpo n 7 sdcdn pwr l ed msd a ta 3 msd a ta 2 eepcl k sdw p eepd a ta msb s msi n s msd a ta 0 msd a ta 1 mscl k sm data 6 sm data 4 sm data 3 sm data 5 smda t a 1 sm data 2 xd w p n xd c d n sm data 0 sm w p n xd c e n sm cdn sm rb n sm ce n sm rdn sm w r n sm cl e rs t n sm al e cfd 6 cfd 4 cfd 3 cfd 5 cfd 1 cfd 2 cfwe n cfw t n cfd 0 cf a d 1 cf a d 2 cf c d n cu s e l cf a d 0 cf wr n cf o e n cf a d 9 cf a d 3 cf rd n sm da ta7 cfd7 gpi 1
page 9 of 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public table 3.1 pin descriptions pin # pin name i/o description 1 gpi0 i slot mode select (gpi1, gpi0) = (0,0) : reserved (gpi1, gpi0) = (0,1) : 2 luns (gpi1, gpi0) = (1,0) : 4.5 luns (gpi1, gpi0) = (1,1) : 1 lun 2 sddata3 i/o sd data3 3 sdcmd i/o sd cmd 4 sdclk o sd clk 5 sddata0 i/o sd data0 6 sddata1 i/o sd data1 7 sddata2 i/o sd data2 8 gnd pwr core power ground pad 9 vdd pwr 1.8 v core power pad 10 rext pwr 330 r pull low 11 vdd33p pwr 3.3 v phy power pad 12 dp i/o usb dp 13 dm i/o usb dm 14 vss33p pwr ground pad. phy io ground pad 15 xi i 12 mhz crystal pads 16 xo o 12 mhz crystal pads 17 vssu ground pad. phy ground pad 18 vdda pwr crystal power pad 19 v18 o core power1.8v 20 vddhm i io power 3.3v 21 vdd33 i switch power 3.3v 22 cf_v33 o cf card power 23 xd_v33 o smc and xd share xd_v33 power 24 ms_vcc o ms card power 25 sd_vcc o sd card power 26 vsshm pwr io ground
page 10 of 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public pin # pin name i/o description 27 pwrled o power led; (normal:"0"; suspend"1") 28 gpon7 o card insert led; (card inserted:"0"; 29 sdcdn i sd card detect 30 sdwp i sd write protect 31 eepclk o eeprom clock 32 eepdata i/o eeprom data 33 msdata3 i/o ms data3 34 msdata2 i/o ms data2 35 msdata1 i/o ms data1 36 msdata0 i/o ms data0 37 msclk o ms clk 38 msbs o ms bs 39 msins i ms ins 40 smdata7 i/o smdata7 41 smdata6 i/o smdata6 42 smdata5 i/o smdata5 43 smdata4 i/o smdata4 44 smdata3 i/o smdata3 45 smdata2 i/o smdata2 46 smdata1 i/o smdata1 47 smdata0 i/o smdata0 48 xdwpn o xd wp 49 xdcdn i xd cd 50 xdcen o xd ce 51 smwpn i smc wp 52 smcen o smc ce 53 smcdn i smc cd 54 smrbn i smc read/busy. external pu ll up with 470k to 3.3v. 55 smwrn o sm wrn
page 11 of 21 AU6370 usb 2.0 multiple slots flash memory card reader v1.00w official release_ public pin # pin name i/o description 56 smrdn o smrdn 57 smale o sm cle 58 smcle o sm cle 59 rstn i chip reset (reset:"0"; normal:"1"), pull up with rc 60 cfd7 i/o cf data7 61 cfd6 i/o cf data6 62 cfd5 i/o cf data5 63 cfd4 i/o cf data4 64 cfd3 i/o cf data3 65 cfd2 i/o cf data2 66 cfd1 i/o cf data1 67 cfd0 i/o cf data0 68 cfwen o cf wen 69 cfwtn i cf waitn 70 cfoen o cf oe 71 cfwrn o cf iowrn 72 cfrdn o cf iordn 73 cfad9 o cf addr9 74 cfad3 o cf addr3 75 cfad2 o cf addr2 76 cfad1 o cf addr1 77 cfad0 o cf addr0 78 cfcdn i cf cd 79 cusel i always pull high 80 gpi1 i slot mode select (gpi1, gpi0) = (0,0) : reserved (gpi1, gpi0) = (0,1) : 2 luns (gpi1, gpi0) = (1,0) : 4.5 luns (gpi1, gpi0) = (1,1) : 1 lun
p a ge 12 of 21 a u 6370 u s b 2 . 0 multi p le sl o t s fl as h mem o r y card r e ade r v1. 00w official rele ase_ public 4.0 system architecture and reference design 4.1 AU6370 bl ock diagr a m figu re 4. 1 au 63 70 bl ock di agram 1. 8 v 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 3.3v xcvr cf md sm c sd mmc ms xd usb upstream po r t 1. 8 v
page 13 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 ddhm 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 ddhm +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 ddhm 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 14 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 ddhm 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 ddhm or 0 -10 1 10 a i oz tri-state output leakage current -10 1 10 a
page 15 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 16 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 17 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 18 of 21 a u 6370 u s b 2 . 0 multi p le sl o t s fl as h mem o r y card r e ade r v1. 00w official rele ase_ public 5.6 power switch feature a u 6370 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 fo r s d / m s max: 100m a fo r x d / s m c max: 70ma fo r c f max: 250m a card po wer output voltage r a nge ms/xd/sd/smc/cf : 3.3v 0.3v a u 6370 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 19 of 21 a u 6370 u s b 2 . 0 multi p le sl o t s fl as h mem o r y card r e ade r v1. 00w official rele ase_ public 6.0 mechanical information f i gure 6.1 mechanical info rma t io n d i agram
page 20 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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 21 of 21 AU6370 usb 2.0 multiple slots flash memory card reader 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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