SAS3408 tri-mode ioc product brief applications ? direct attached sas/sata/pcie controller solutions for server and storage applications ? utilize pcie attached ssds with con? dence of industry leading de- vicemanagement and error recovery key features ? integrated megaraid? support C available upon request ? multi-core processor ? tri-mode (sas/sata/pcie) device ports C 8 port sas+sata controller C supports 12, 6, and 3gb/s sas and 6, 3gb/s sata data transfer rates C spread spectrum clocking C supports ssp, smp, stp and sata protocols C sas/sata device support C supports narrow and wide ports C t-10 end to end data protection (eedp) extending raid and sas technology leadership, broadcom introduces 8-port tri-mode sas/sata/ pcie io controller (ioc) broadcom storage broadcom products serve four primary target markets: wireless communications, wired infrastructure, enterprise storage, and industrial. broadcom storage of ers the industrys broadest portfolio of storage solutions, backed by decades of experience and trusted by the worlds leading server and storage suppliers. broadcom provides the building blocks for storage solutions that help customers understand, prioritize, store and protect critical data. the 12 gb/s sas portfolio includes avago megaraid? controller cards, host bus adapters (hbas), advanced software options, syncro? shared das solutions and sas storage ics, including raid-on-chip (rocs), i/o controllers and expanders. overview the SAS3408 is the sixth generation of serial attached scsi (sas) controllers based on the industry-leading fusion-mpt (message passingtechnology) architecture. the sas 3408 host interface supports 8 pci express (pcie) lanes and complies with the pcie 3.1 specif cation that extends the pcie data rates up to 8.0 gt/s per lane, and is backwards compatible to the 5.0/2.5 gt/s. it also incorporates end-to-end crc (ecrc) with advanced error reporting (aer) lane and polarity reversal, power management, hot plug support, and msi/ msi-x and legacy interrupt generation. pcie to 8-port sas/sata/pcie ioc featuring tri-mode serdes technology SAS3408 tri-mode ioc
SAS3408 tri-mode ioc key features (cont.) product brief avago tri-mode serdes technology enables seamless operation of pcie, sas, or sata storage devices in a single drive bay. the introduction of pcie devices executing nvme command sets to the existing sas/sata infrastructure makes industry standard hot-pluggable drive bays even more versatile. the eight-port tri-mode device interface provides sas data transfer rates of 12, 6, and 3gb/s per lane, or sata at 6 and 3gb/s data transfer rates per lane, or pcie data transfer rates of 8, 5, and 2.5 gb/s. the device automatically negotiates between the speeds and protocols. t-10 data protection model (t-10 end to end data protection (eedp) for early detection of and recovery from data corruption, and spread spectrum clocking (ssc) for emi reduction are supported. additional features include sas 2.1 power management and databolt technology allowing users to take advantage of 12gb/s speeds while utilizing existing 6gb/s drives and backplanes. the SAS3408 supports up to 4 direct attached pcie devices and complies with pcie 3.1 specif cations, pcie dynamic power allocation (dpa), ecrc, and aer with compatible devices. the device also supports nvme over over pcie to attached pcie devices. the SAS3408 is ideal for the host or drive side connect for external storage controllers requiring a sas/sata interface. it can support up to 2,000 sas or sata devices and 8,000 outstanding ios without external ram and can achieve over 1 million ios per second. broadcom provides a complete suite of industry standard operating system drivers. avago also supports virtual operating systems with device emulation and para-virtualization. C t-10 optical support C sas 2.1 power management C supports up to 2,000 sas/sata devices C supports databolt bandwidth aggregation technology C up to 4 pcie links. each link supporting x4, x2 link widths, supporting 8.0 gt/s (pcie gen3) per lane C separate refclk independent ssc (sris) C pcie application layer supports nvme C up to 16 pcie devices behind a switch supported ? pcie 3.1 host interface C supports x8, x4, x2 pcie lanes at a transfer rate up to 8.0 gt/s per lane, full duplex C lane and polarity reversal C supports end-to-end crc (ecrc) and advanced error reporting (aer) C pcie hot plug support C variable pcie bandwidth negotiation ? advanced power management support C slumber and partial power mode support for sas/sata devices C programmable sas link power down C variable pcie bandwidth negotiation nvme sata/sas ssd sata/sas hdd 8 bay mid-plane pcie slot sas 3408 8680 connectors sff-8680 tri-mode universal bay topology
visit the broadcom server storage website at: avagotech.com/server-storage broadcom, the pulse logo, connecting everything, avago technologies, syncro and megaraid are among the trademarks of broadcom. copyright ? 2016 broadcom. all rights reserved. the term broadcom refers to broadcom limited and/or its subsidiaries.for more information, please visit www.broadcom.com. bc00-0320en 10.20.16 fusion-mpt architecture overview fusion-mpt architecture marks the next generation of i/o architecture designed to deliver the highest performance available today while reducing time to market, integration, and certifcation time. fusion-mpt devices are high performance, cost-efective protocol controllers that represent the newest system-level integration technology in intelligent i/o processors from broadcom. figure 3: sas 3408 block diagram mix pcie / sas / sata hdd or ssd in any combination utilizing 8 phys 8639 ssd 8639 ssd x4 x4 server sas 3408 figure 1: direct attach with pcie, sas and sata raid volumes behind a single con- troller in servers with multiple drive bays figure 2: direct attach with pcie ssds for application acceleration in servers server sas 3408 mix pcie / sas / sata hdd or ssd in any combination utilizing 8 phys 8680 ssd 8680 ssd hdd hdd hdd hdd x2 x2 x1 x1 x1 x1 key features (cont.) ? external memory interface support C spi based flash rom ? communication interfaces C i 2 c interfaces for enclosure management services C uart and ethernet interface for debug ? sff-8485 compliant, sgpio ? jtag support ? package (estimated) 25mm 8.0 gb/s x8 pcie 3.1 host arm a15 1.2 ghz 32kb i 32kb d sio/gpio, uart, i2c, gbe, spi dma engines and fusion-mpt peripherals 9.6 gb/s 8 gb/s pcie sas-3, pcie-3 device core x8 tri-mode phy i/o accelerators 6mb on chip memory 1mb l2 cache product brief
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