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a u6320 usb2.0 cf card reader controller t e c hnical r e f e r ence manual
AU6320 usb2.0 cf card reader controller
c c o o p p y y r r i i g g h h t t copyright ? 1997 - 2007. 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 alcor 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 dec 2007 1.00w official release. 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 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) 483-8821 fax: (408) 845-9086 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 ....... 6 4.1 AU6320 block diagram ...............................................................6 5. electrical characteristics ...................................... 7 5.1 absolute maximum ratings ........................................................7 5.2 recommended operating conditions .......................................7 5.3 general dc characteristics ........................................................7 5.4 dc electrical characteris tics of 3.3v i/o cells ..........................8 5.5 usb transceiver characteristics ...............................................8 5.6 power switch feature .................................................................11 6. mechanical information ......................................... 12 7. abbreviations ......................................................... 13
ii list of figures figure 2.1 block diagram ..................................................................2 figure 3.1 AU6320 pin assignment diagram ..................................3 figure 4.1 AU6320 block diagram ...................................................6 figure 5.1 built-in card po wer switch i-v curve ..............................11 figure 5.2 card dete ct power-in timing ..........................................11 figure 6.1 mechanical information diagram ...................................12 list of tables table 3.1 AU6320 pin descriptions ..................................................4 table 5.1 absolute maximum ratings .............................................7 table 5.2 recommended operating conditions .............................7 table 5.3 general dc characteristics ..............................................7 table 5.4 dc electrical characteristics of 3.3v i/o cells ...............8 table 5.5 electrical characteristics ..................................................8 table 5.6 static characteristic digital pin .....................................9 table 5.7 static characteristic analog i/o pins dp/dm ..........9 table 5.8 dynamic characteristic analog i/o pins dp/dm .....10
AU6320 usb2.0 udma cf card reader controller v1.00w 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 the AU6320 is a single chip integrated usb 2.0 multimedia card reader controller that enables pc/dvd/printer to read/write cf (conpact flash) widely used in digital camera, cell phone, pda and mp3 player to store digital photos and compressed music. performance of AU6320 is maximized by implementing the latest and fastest card specification available form the industry. the AU6320 is designed in shared pin architecture to meet cost and space regulate for notebook end reunite. 1 1 . . 2 2 f f e e a a t t u u r r e e s s support usb v2.0 specification and usb device class definition for mass storage, bulk-transport v1.0 support cf compatible flash card, including micro drive (cf type ii). support cf 4.0 ultra dma mode. hardware dma engine integrated for performance enhancement. work with default driver from windows me/2000/xp/vista 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 30mhz 8051 cpu built in 3.3v to 1.8v regulator runs at 12mhz crystal available in 48-pin lqfp package
au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 2 2. application block diagram following a pplication diagram demonstrates a typical card reader usin g the AU6320 chip. by connecting the card reader to a desktop or notebook pc through usb bus, the AU6320 becomes a bus-powered, high sp eed usb card reader , which can b e used as a br idge for dat a transfer bet ween desktop pc and notebook pc. figure 2.1 block diagram pc wi t h usb host cont r o l l e r mo bl e pho n es pd a mp 3 p l ay er digit a l ca me ra cf pc a u 6 320
au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 3 3. pin assignment AU6320 is available in 4 8 -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 AU6320 pin assignment diagram 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 gpi0 cfda ta 10 cfd a t a 9 cfda ta 2 cfd a t a 8 cfd a t a 1 cfd a t a 0 cfa d 0 cfd m a c k n cf a d 1 re xt vd 33 p vd d3 3c cf_v 33 eep c l k eep da ta cfa d 2 gp i5 cf w t n cf r e set n cfc e 2 n cfc e 1 n cfw r n cfr d n gp o n 6 vssh m vddh m cf dm arq gp o n 7 vdd xo xi dp vs3 3p v18 dm cfd a ta 1 5 cf da ta7 c h ip reset n cfd a ta 1 4 cf da ta6 cfd a ta 1 3 cf da ta5 cf da t a 1 2 cf da ta4 cfd a ta 1 1 cfc d n cf da ta3 alcor micro AU6320 48pi n lqfp
AU6320 usb2.0 udma cf card reader controller v1.00w 4 table 3.1 AU6320 pin descriptions pin # pin name i/o description 1 gpi0 i slot mode select. ?0? for 4 lun [default]. ?1? for 1 lun. 2 cfdata10 io cf data10 3 cfdata9 io cf data9 4 cfdata2 io cf data2 5 cfdata8 io cf data8 6 cfdata1 io cf data1 7 cfdata0 io cf data0 8 cfad0 o cf address0 9 cfdmackn o 10 cfad1 o cf address1 11 rext io external resistor 330 to ground 12 vd33p pwr 3.3v power source for utmi 13 dp io dp 14 dm io dm 15 vs33p gnd ground power 16 xi i 12mhz crystal input 17 xo o 12mhz crystal output 18 v18 pwr core power 1.8v 19 vddhm pwr 3.3v power source for io pad 20 vsshm gnd 3.3v ground for io pad 21 vdd pwr core power 1.8v input 22 cfdmarq i 23 gpon7 o card access led. 24 gpon6 o cf power indicator. '0' for on. '1' for off. reserved for external pmos for cf card power. 25 vdd33c pwr 3.3v power for pmos 26 cf_v33 pwr cf power 27 eepclk o eepclk 28 eepdata io eepdata 29 cfad2 o cf address2 30 gpi5 i device current consumption value. "1":250ma for whql; "0":100ma for normal mode 31 cfwtn i cf wtn
AU6320 usb2.0 udma cf card reader controller v1.00w 5 pin # pin name i/o description 32 cfresetn o cf reset 33 cfwrn o cf wrn 34 cfrdn o cf rdn 35 cfce2n o cfce2n 36 cfce1n o cfce1n 37 cfdata15 io cf data15 38 cfdata7 io cf data7 39 chipresetn i chip reset 40 cfdata14 io cf data14 41 cfdata6 io cf data6 42 cfdata13 io cf data13 43 cfdata5 io cf data5 44 cfdata12 io cf data12 45 cfdata4 io cf data4 46 cfdata11 io cf data11 47 cfdata3 io cf data3 48 cfcdn i cf card detect (?0?:detected; ?1?:undetected)
4. system architecture and reference design 4 4 . . 1 1 a a u u 6 6 3 3 2 2 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 AU6320 blo ck diagram 3.3v 1. 8 v 1.8v vo l t a g e re g u l a t o r /p ower s w i t ch 12mhz xtal usb sie ram cf co ntr o l fi fo processor arbitrator rom xcvr cf usb upstream po r t au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 6
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 3.6 v v in input 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 v 18 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 au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 7
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 limit s symbol parameter conditi o ns min ty p 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 vd33p analog supp ly v o lt age 3.0 3.3 3.6 v vdd v18 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 au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 8
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 au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 9
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 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 au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 10
5 5 . . 6 6 p p o o w w e e r r s s w w i i t t c c h h f f e e a a t t u u r r e e figure 5.1 built-in card po w e r s w itch i-v curve 3.3v+/- 0.3v 1ms to 10ms ( depend load capacitor ) card_power card_detect 100ms + system polling timing figure 5.2 card detec t pow e r-in t i ming au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 11
6. mechanical information figure 6.1 mechanical information diagram 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 au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 12
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 cf comp act fl ash utmi usb t r ansceiv er m a crocell interfa c e 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. au632 0 usb 2 .0 udm a cf card re ad er co ntroll er v1.00w 13

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