KL5KUSB221 usb2.0 to 100base-t ethernet controller kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 1 ver. 1.0 preliminary general description the kawasaki KL5KUSB221 controller is a unique single chip solution to interface peripheral devices to the universal serial bus 2.0 (usb2.0) and 100base-t ethernet. the KL5KUSB221 has been specifically designed to provide a simple solution to communicate with ethernet applications as well as other usb peripheral devices. this has been accomplished by its highly integrated functionality. the usb controller consists of a central 16-bit processor, mask rom, ram buffer, clock generator, ethernet interface, uart, irq, watchdog timer, serial interface, external memory interface and sport interface. the sie (serial interface engine) is fully compatible with the usb2.0 specification. our powerful internal processor enables remote ndis (network drive) which gives compatibility with next generation operating systems and faster data transfer. this usb to ethernet controller is ideal for lan (local area network), han (home area network), cable modem, set top boxes, or mobile networking applications. features advanced 16 bit processor for usb transaction processing and control data processing 100base-t compatibility usb interface version 2.0 compliant transceivers and sie (serial interface engine) internal clock generation - utilizes low cost external crystal circuitry mii physical layer interface 1.5k x 16 internal ram buffer remote ndis for faster data transfer. fully ieee compliant 100 mbit/sec ethernet mac layer. interfaces serially of an external endec phy. uart external memory interface 100 lqfp package serial interface for external eeprom block diagram ram (3kb) timer 0 usb interface 16 bit address / data bus data - data + serial interface engine mask rom (8kb) timer 1 watchdog timer 16 bit processor uart txd rxd 10/100 mb/s ethernet interface mii phy interface eeprom serial interface dio ck sram interface a15-0 d15-0 cntrl. x2 x1 clock gen. & internal pll irq int 1-0 2
KL5KUSB221 usb2.0 to 100base-t ethernet controller kawasaki lsi 2570 north first street suite 301 san jose, ca 95131 tel: (408) 570-0555 fax: (408) 570-0567 www.klsi.com 2 ver. 1.0 preliminary february 23, 2000 copyright 2000 kawasaki lsi printed in u.s.a kawasaki lsi assumes no responsibility or liability for (1) any errors or inaccuracies contained in the information herein and (2) the use of the information or a portion thereof in any application, including any claim for (a) copyright or patent infringement or (b) direct, indirect, special or consequential damages. there are no warranties extended or granted by this document. the information herein is subject to change without notice form kawasaki lsi KL5KUSB221 application block diagram pin diagram 100lqfp vdd gnd vco_in cp_out pllen vdd n/c phrxd1 phrxd2 phrxd3 phrxer phrxdv gnd phtxd0 phcol phtxen phtxd1 phtxd2 phtxd3 phtxer gnd txd ugnd vp vm uvdd n/c n/c phtclk phrxclk phcrs ph_rxd0 x_pclk rxd irq0 irq1 dxa tsca fs vdd serromd serromclk pu#1 pclk dra gnd clk x2 xa_15 vdd xa_7 xa_6 xa_5 xa_4 xa_3 xa_2 xa_1 ntst nreset nxromsel nxwr nxrd gnd npdn gnd vdd n/c n/c led_on nxramsel ignd nxbhe xa_0 xa_14 ovdd vdd xd_15 xd_14 ognd xd_13 xd_12 ignd xd_11 xd_10 xd_9 xd_8 xd_7 xd_6 xd_5 xd_4 xd_3 xd_2 xd_1 xd_0 xa_13 xa_12 xa_11 xa_10 xa_9 xa_8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 KL5KUSB221_l optional external memory serial eeprom KL5KUSB221 usb / ethernet phy transformer usb 2.0 full duplex 10/100 base?t ethernet mii interface
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