kawasaki lsi ? 2570 north first street ? suite 301 ? san jose, ca 95131 ? tel: (408) 570-0 555 ? fax: (408) 570-0567 ? www.klsi.com KL5KUSB245 1 ver. 1.0 usb2.0 to pci bus with 2.0 transceiver general description the kawasaki KL5KUSB245 is a high performance device that transfers data between the usb2.0 high- speed bus and the pci 33mhz, 32 bit bus. this 1 chip solution has usb 2.0 transceiver embedded reducing space and cost. the KL5KUSB245 is an ideal solution to convert a pci device to a usb2.0 transceiver, hs_sie usb2.0 transceiver interface, 4 sets of high-speed bulk packet size buffers, pci interface and pci master 2dma channel support. features ? 33mhz pci interface ? usb 2.0 standard embedded transceiver. ? 30mhz usb 2.0 sie bus for high-speed sie operation ? double packet buffer - 512x2 hs, 64bx2 fs ? internal dma operation between the high-speed sie and double buffer ? high-speed chirp protocol ? high-speed/full-speed compatibility ? usb basic operation and transaction control ? up to 5 endpoints ? pci interface for target and master (2 dma) modes ? page and descriptor dma modes ? usb data access by pci target or dma ? 0.18u std cell technology ? v dd = 3.3v, t a = 0~70 c block diagram hs d+ hs d- sie 16 b usb 2.0 d- usb 2.0 d+ usb 2.0 transceiver rpu_en rpu rs rs hs_sie dbuf pci if usb 2.0 sie to pci interface 30 mhz pci 32 b 33 mhz clock generator KL5KUSB245
kawasaki lsi ? 2570 north first street ? suite 301 ? san jose, ca 95131 ? tel: (408) 570-0 555 ? fax: (408) 570-0567 ? www.klsi.com KL5KUSB245 2 ver. 1.0 usb2.0 to pci bus with 2.0 transceiver january 2002 ? ? copyright 2002 ? 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) direc t, indirect, special or consequential damages. there are no warranties extended or granted by this document. the information herein is subject to cha nge without notice form kawasaki lsi
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