version 2.0 june 2008 ? jmicron 2008. all rights reserved. page 1 copying prohibited. jmicron/JMB350 JMB350 sata ii port multiplier (1 to 2 ports) description the JMB350 is a bridge controller, which translates t he communication protocol between sata ii 3.0g. this chip integrated 83mips 8051, and provide esata ii 3.0g to dual sata ii 3.0g port multiplier applications in a single chip. in this chip, the sata controller could be configured as host or device. the 3-port sata ii 3.0g controllers further supports the esata to dual sata communication. integrated these two technologies, the user could perform JMB350 to the following applications. ? esata to dual sata bridge port multiplier application ? one-button system backup application for above applicat ions. (with sata vender software application) features quick reference signal bit rate 3.0 gbps power supply 3.3v and 1.2v gpio support up to 9 esd protection 2000 v package 64-pin qfn sata port 3 usb port 1 ? compliance with serial ata international organization: serial ata revision 2.6 ? compliance with gen1i, gen1m, gen2i and gen2m of serial ata international organization: serial ata revision 2.6 ? support sata 1.5g/3.0g speed negotiation ? support sata ii asynchronous signal recovery (hot plug) feature ? support sata host/device controller configuration ? support ata/atapi packet command feature set ? support sata 30mhz external crystal ? integrated 83mips 8051 microprocessor with 64k-byte mask rom ? support 9 gpio ? 0.13um cmos technology with qfn 64 package ? support sata port multiplier function with fis-based and command-based switching applications ? port multiplier ? support stb, dtv, mediaplayer platform to provide additional sata port ? mass storage devices ? optical storage ? storage system www.datasheet.co.kr datasheet pdf - http://www..net/
version 2.0 june 2008 ? jmicron 2008. all rights reserved. page 2 copying prohibited. jmicron/JMB350 functional block diagram mcu usb device controller hi-speed usb phy 3-port sata ii controller 3-port sata ii phy dma controller data ram program rom gpio i/f voltage regulator gpio sata_a sata_c usb sata_b fig. 1 functional block diagram of jmb352 applications usb sata c sata a gpio pc host sata device sata device nvram led JMB350 usb sata sata b fw download only fig. 2 esata dual sata port multiplier application product information name description JMB350 sata ii port multiplier (1 to 2 ports) design kit contact information 1 JMB350 data sheet department email 2 JMB350 design guide sales sales@jmicron.com 3 application evb tech. support fae@jmicron.com www.datasheet.co.kr datasheet pdf - http://www..net/
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