VSC7344 and vsc7346 ethernet products vppd-01898 revision 1.0 VSC7344 vsc7346 ethernet line ports sgmii shaper/scheduler buffer resource manager statistics cpu interface queuing subsystem policer filter classifier spi-4 host 100-fx 1000-x triple- speed mac VSC7344 barrington-ii ethernet line ports sgmii 100-fx 1000-x triple- speed mac 24 host interfaces xaui host xaui host barrington-il? ? 24 10/100/1000 and 2 10g ethernet mac with spi-4.2 and xaui host interfaces schaumburg-il? ? 12 10/100/1000 and 1 10g ethernet mac with spi-4.2 and xaui host interfaces block diagram: features: ` supports full line rate (24g) ` expandable to 48 triple-speed ports ` spi-4.2 or xaui host interface provides seamless connection to a variety of 10g and next-generation 20g/40g packet processors ` 10/100/1000m and 10g line ports reduce the number of components needed to build high-density line cards ` 2:1 and 4:1 oversubscription eliminates unused bandwidth at the client interface and fully utilizes shared network services processor ` connects directly to 1g copper phys, 100m/1g optical sfp modules, and 10g xenpak/x2 optical modules ` advanced quality of service (qos) guarantees delivery of differentiated services ` full rmon 1 statistics and applicable ieee-802.3 and snmp statistics provide extensive support for performance monitoring and billing key specifications: ` 1.2 v core power supply ` 1.8 v and 2.5 v interface power supply ` 10 w power dissipation ` 27 mm 27 mm, 672-pin, flip chip ball grid array (fcbga) package
trademarks tm vitesse, asic-friendly, fibretimer, timestream, snoop loop, super fec, focusconnect, meigs-ii, meigs-iie, lansing, campbell-i, barrington, pacemaker, hovcat48, hovcat48e, hovcat192, hovcat192e, micro phy, focus32, focus16, iq2200, nexsas, versacat, gigastream, hawx, sparx, stax, vstax, simpliphy, veriphy, actiphy, xfp pro, sfp pro, smart-link, octalmac, eq technology are trademarks in the un ited states and/or other jurisdictions of vitesse semiconductor corporation. all other trademarks or registered trademarks mentioned herei n are the property of their respective holders. vitesse semiconductor corporation (?vitesse?) retains the right to make changes to its products or specifications to improve pe rformance, reliability or manufacturability. all information in this document, including descriptions of features, functions, performance, technical spec ifications and availability, is subject to change without notice at any time. while the information furnished herein is held to be accurate and reliable, no re sponsibility will be assumed by vitesse for its use. furthermore, the information contained herein does not convey to the purchaser of microelectronic devices any license under the patent right of any manufacturer. copyright ? 2007 741 calle plano camarillo, ca 93012, usa tel: +1 805.388.3700 fax: +1 805.987.5896 www.vitesse.com sales@vitesse.com VSC7344 and vsc7346 spi-4.2 or xaui npu or asic 24 1gbe line card 20 sgmii 4 serdes 4 optical (1g or 100m) 20 triple-speed copper switch fabric sfp module sfp module sfp module sfp module barrington-ii VSC7344 vsc7346 octal cu phy octal cu phy quad cu phy general description: application diagram: applications: ` ethernet l2/l3 switches and routers ` ethernet aggregation ` ethernet over sonet ` ethernet over dwdm ` security appliances ` storage networks barrington-ii (VSC7344) is an advanced ethernet mac containing 24 10/100/1000 ethernet ports with integrated sgmii and 100/1000 optical serializers/deserializers. the host interface can be configured as spi-4.2, one xaui, or two xaui interfaces. each spi-4.2 and xaui host interface uses a spi-4.2 status channel for flow control. to support the high oversubscription factor, the barrington-ii has a set of advanced qos features. when using the spi-4.2 host interface, both xaui ports are available for use as 10 gigabit ethernet line ports. in addition to barrington-ii, vitesse offers schaumburg-ii (vsc7346), an advanced ethernet mac containing 12 10/100/1000 ethernet ports. it has the same features and functionality as barrington-ii. barrington-il? ? 24 10/100/1000 and 2 10g ethernet mac with spi-4.2 and xaui host interfaces schaumburg-il? ? 12 10/100/1000 and 1 10g ethernet mac with spi-4.2 and xaui host interfaces
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