? the BCM3350 integrates all the silicon components of a cable modem, resulting in dramatic overall system cost reduction. ? includes a 100 mips cpu with ejtag embedded ice support for ease of software development and debug. ? displays superior performance in noisy plant environments as a result of broadcom?s newest generation of broadcom qamlink technology. ? features a full ipv6 ipsec module to support advanced applications such as virtual private networking (vpn). ? the full usb 1.1 compliant interface enabling simple plug and play external cable modem implementations. ? the integrated 10/100 ethernet mac and phy with mii eliminating the need for any external ethernet components. ? includes seamless interface with the bcm4210/4100 hpna 1/2 components for low-cost home networking extensions. ? features a completely static design with powerdown features for low-power operation. BCM3350 qamlink ? single-chip cable modem low-cost docsis/eurodocsis cable modem summary of benefits product brief BCM3350 10/100 ethernet rj-11 usb 1.1 bcm4210 hpna 2.0 bcm 4100 BCM3350 single-chip docsis/ eurodocsis 1.0/1.1 cable modem flash saw tuner sdram ? the highest level of silicon integration ever achieved for a docsis/eurodocsis cable modem, integrating all the major silicon components of a cable modem into a single device ? the BCM3350 integrates: ? qamlink transceiver supporting annex a/b/c operation ? docsis/eurodocsis 1.0/1.1 based mac ? high performance 100 mips cpu ? 10/100 ethernet mac and phy with mii interface ? usb 1.1 slave port with integrated transceiver ? ipsec interface including des, 3-des, cbc, md5, sha algorithm support ? tdm interface capable of supporting up to four voice channels ? sdram interface ? external bus interface with eight programmable chip selects ? gpio interface ? 2.5v operation ? 352-pin tbga package BCM3350 features ?
direct tdm codec interface mips r3000 cpu with ejtag interface peripheral bus bpi interface reg interface peripheral bus bridge upstream mac two-channel ds dma downstream mac 16-channel us dma ip security module serial ports gpio port jtag port 10-bit dac 10-bit adc amp/tuner control acquisition and tracking loops spi d-cache i-cache clock gen & plls timers pic qpsk/16qam modulator starvue mcns/davic fec register interface fec memory itu-t j.83 annex a/b/c fec qam demodulator 10/100base-tx ethernet mac 10/100base-tx transceiver dma controller & central arbiter 16-bit external bus interface 32-bit sdram controller usb device controller usb xver the broadcom BCM3350 represents a new level of cost- reduction for docsis/eurodocsis cable modems. key modules integrated in the BCM3350 include: ? 64/256 qam receiver which supports direct if sampling with an integrated 10-bit a/d converter and a itu-j.83 annex a/b/c compatible decoder. qpsk/16qam transmitter consisting of programmable docsis/eurodocsis and davic fec encoder, with pre- equalization filter and a 10-bit d/a converter with output power control. ? docsis/eurodocsis 1.0/1.1 based mac supports an integrated des encryption/decryption engine, and qos, support for 16 sids in the downstream, 16 destination address filters, 256 multicast da filters and 16 independent upstream queues for qos, as well as extended network management mib/diagnostic features ? 100 mips r3000 processor with 4k two-way set associative i-cache and a 4k two-way associative d-cache. ? full-speed usb 1.1 interface supports concurrent operations of control, bulk, isochronous and interrupt endpoints. it also supports usb standard commands, as well as class/vendor specific commands. ? 10/100 ethernet transceiver and media access controller (mac) with mii. the transceiver/mac performs all of the functions for 100base-tx ethernet in full- or half- duplex mode over category (cat) 5 twisted pair cable and 10base-t ethernet in full- or half-duplex mode over cat 3, 4, or 5 twisted pair cable. ? ipsec module with single-des (cbc & ecb modes), triple-des (cbc & ecb modes), md-5 and sha authentication in hardware providing support for application in virtual private networks (vpn). ? tdm four-wire serial interface with variable timeslots from 2?32 that can be assigned to one of four transparent input/output channel controllers enabling support for up to four voice channels or one video (384 kbs) and one voice channel. the BCM3350 represents the first silicon solution that integrates all the key silicon components of a cable modem into a single device, reducing the overall cost and complexity of cable modem products. ordering information: BCM3350kpp commercial temperature grade BCM3350ipb industrial temperature grade BCM3350 overview ? phone: 949-450-8700 fax: 949-450-8710 email: info@broadcom.com web: www.broadcom.com broadcom ? , the pulse logo, and connecting everything ? are trademarks of broadcom corporation and/or its subsidiaries in the united states and certain other countries. all other trademarks are the property of their respective owners. broadcom corporation 16215 alton parkway, p.o. box 57013 irvine, california 92619-7013 ? 2003 by broadcom corporation. all rights reserved. 3350-pb04-r 06.13.03
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