1 PL-2506b product brochure v0.9 10/24/06 prolific technology inc. 7f, #48, sec.3, nan-kang rd., taipei, taiwan 115, r oc tel: 886-2-2654-6363 fax: 886-2-2654-6161 e-mail: sales@prolific.com.tw http://www.prolific.com.tw overview the PL-2506 is a single chip usb2.0-ide bridge cont roller, which is designed to perform a seamless pro tocol transfer between the usb and ata interfaces. it wil l work with full function at full speed or high spe ed usb transfer mode. the operating speed mode is determin ed by the capability of the host/hub to which it is connected. the pio mode 0 to mode 4, multi word dma mode 0 to mode 2, and ultra dma mode 0 to mode 6 are implemented to support difference ide devices . the chip can communicate with the connected devic e to select the proper mode to obtain the best perfor mance. and it is compliant to the usb bulk-only mass stora ge class specification ver 1.0. since the default d river is supported by most the os, no additional driver is n eeded. features universal serial bus specification 2.0 compliant ultra low power consumption allows for bus-powered or self-powered operation at attachment with packet interface extension (ata/atapi-7) compliant ata interface support pio mode 0 ~ 4, multiword dm a mode 0 ~ 2, and ultradma mode 0 ~ 6 to work with ata/atapi devices supports one or two ata/atapi devices at the same time in one ide interface using master/slave device configuration. master or slave ata/atapi single dev ice is detected automatically. vendor/product related information can be customiz ed by external spi serial flash or external i2c compatibl e serial eeprom multi-function general purpose io (gpio) pins can be defined for usb speed led, button inputs, etc. 5 v tolerant inputs, 3.3 v output drive on-chip 5v to 3.3v/1.8v regulator to supply the po wer of 0.18um process core circuit lqfp64/ lqfp48 packaging available PL-2506 (rev b) hi-speed usb to ide bridge controller block diagram 12mh z c rystal usb 2.0 p hy (utmi) b ackend sie r egulator 5v/3.3v/1.8 v l ogic d evice m emory m anagement u nit (mmu) u nified ram 4kb ide c ontroller p ower m anage ment i nterrupt c ontroller t urbo 8032 c ontroller 24kb rom c gpio pll 5v p ower usb2.0 h ost hdd,cd-rom,cd-rw,dvd,dvd+rw,mo
|
