vsc8538 features: 4 extremely low power consumption of 650mw / port (1000base-t mode) enables use of 27mm, 444-pin hs-bga package 4 patented, low emi line driver with integrated line side termination resistors 4 compliant with ieee 802.3 (10base-t, 100base-tx, 1000base-t, 1000base-x) specifications 4 >16kb jumbo frame support in all speeds with programmable synchronization fifos 4 four programmable direct drive leds per port with on-chip filtering and bi-color led support 4 serial led interface option 4 extensive testability features (including near end, far end, and connector loopback, and ethernet packet generator with crc error counter) 4 supports cisco sgmii v1.7 and 1000base-x macs, ieee 1149.1 jtag boundary scan, and ieee 1149.6 ac-jtag 4 veriphy? cable diagnotistcs octal port 10/100/1000base-t phy benefits: 4 lowers system cost, simplifies system design, and enables single row, high port density switches 4 removes 384 passive components in 48-port switch applications 4 ensures seemless deployment throughout copper networks with industry's highest tolerance to noise and substandard cabling 4 provides for maximum jumbo frame sizes in custom san and lan systems 4 eliminates external components and reduces emi 4 provides maximum system design flexibility 4 decrease system development costs and system deployment costs, and improve time-to-market 4 multiple mac interfaces and extensive jtag support ease manfacturing 4 enable network manufacturers to simplify deployment and improve network management capabilities of gigabit ethernet links ethernet products pb-vsc8538-001 application diagram: 1.2v 3.3v sgmii, serdes 10/100/1000mbps ethernet mac 10/100/1000mbps ethernet mac 10/100/1000mbps ethernet mac rj45+magnetics rj45+magnetics rj45+magnetics vsc8538 octal 10/100/1000base-t transceiver applications: 4 10/100/1000base-t switches 4 gigabit ethernet-based san, nas, and man systems 4 atca? 3.0 and picmg? 2.16 ethernet backplane applications 4 multi-port fiber to cat-5 media converters
741 calle plano camarillo, ca 93012, usa tel: +1 805.388.3700 fax: +1 805.987.5896 www.vitesse.com the vsc8538 is a low power octal gigabit ethernet transceiver ideal for mulit-port switch and router applications. the device's compact bga package is optimal for high-density switch applications. vitesse's mixed signal and dsp architecture yield robust performance, supporting both full and half duplex 10base-t, 100base-tx, and 1000base-t over >140m of category 5, unshielded twisted pair (utp) cable, with industry leading tolerance to next, fext, echo, and system noise. general description: block diagram: vsc8538 for more information on vitesse products visit the vitesse web site at www.vitesse.com or contact vitesse sales at (800) vitesse or sales@vitesse.com ?2005 vitesse semiconductor corporation vitesse, asic-friendly, fibretimer, timestream and snoop loop are trademarks of vitesse semiconductor corporation. all other trademarks or registered trademarks mentioned herein are the property of their respective holders. vitesse semiconductor corporation ("vitesse") retains the right to make changes to its products or specifications to improve performance, reliability or manufacturability. all information in this document, including descriptions of features, functions, performance, technical specifications and availability, is subject to change without notice at any time. octal port 10/100/1000base-t phy led interface 10/100/ 1000base-t pcs led[3:0]_n clkout ref_filt_b xtal1/2 ref_rext_b mac_tdp_n mac_tdn_n mac_rdp_n mac_rdn_n serial mac interface (serdes) autonegotiation (sgmii, fifos) txvp_a_n txvn_a_n txvp_b_n txvn_b_n txvp_c_n txvn_c_n txvp_d_n txvn_d_n pll jtag management & control interface tdi trst tms tck tdo cmode[7:0] reset eeclk eedat mdint_n mdio mdc mdi twisted pair interface 10/100/ 1000base-t pma ref_filt_a ref_rext_a gpio[15:0]
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