BCM93740 advanced 3d set-top box development platform with voip module ? highly integrated front-end and back-end results in a cost-effective advanced set-top box solution ? triple cmos tuner architecture allows for simultaneous web browsing, video and personal video recording (pvr) ? mpeg-2 encoding fully supports watch and record on analog channels. ? supports dual standard definition decoding or hdtv decoding (all formats) ? supports high definition (hd) pvr ? pci architecture allows the use of low cost pc peripherals ? docsis/eurodocsis 1.1 cable modem qos enables applications to support voip and video conferencing ? support for docsis/eurodocsis 1.1, davic 1.2/1.5, and dcii enable deployment in virtually all major markets worldwide ? single high-performance risc processor can support today?s demanding set-top box operating systems, applications, and cable modem traffic ? reference design includes: ? schematics and gerber files ? bill of materials (bom) ? data sheets and user manual ? software source code ? applications support BCM93740 advanced 3d set-top box development platform summary of benefits ? bcm3250 advanced set-top box front end, including docsis/eurodocsis/davic cable modems ? dual 256 qam variable symbol rate receivers supporting itu-t j.83 annex a/b/c ? qpsk out-of-band (oob) receiver and qpsk/16 qam upstream burst modulator ? docsis?/eurodocsis 1.1 mac supporting quality of service (qos) ? davic 1.2/1.5 mac ? bcm7030 dual standard definition/high definition video/3d graphics subsystem ? atsc-compliant all format mp@hl mpeg2 video decoder ? broadcom?s advanced 3d graphics engine ? dolby ? ac-3/musicam ? ? ntsc analog video decoder ? ntsc/pal/hd video encoder ? pci and local bus interfaces ? bcm3125 qamlink ? transceiver ? 256 qam demodulator, upstream burst modulator ? bcm7041 dual mpeg2 encoder ? triple broadcom cmos tuners ? high-performance 300 mips risc r5000 class microprocessor ? voip module supporting up to two lines of voice data ? peripheral devices include: hpna 1/2, ieee1394, pod interface with pcmcia connector, ethernet, v.90 softmodem ? software device drivers supporting multiple operating systems BCM93740 features ? product p r o d u c t brief b r i e f BCM93740
local bus diplex filter cmos tuner pci bus pci bus r5000 cpu 300 mips bcm7030 rom flash i/o bcm4413 hpna ethernet voip module usb i/f ide controller serial/ parallel ports pci expansion connector 1394 i/f sdram audio input analog audio out video out pod ca smart card pa bcm3250 universal front-end cmos tuner cmos tuner bcm3125 qamlink transceiver bcm7041 dual mpeg2 encoder docsis/ eurodocsis mac davic 1.2/1.5 mac dual qam demod oob demod upstream burst mod advanced dual sd/ hd video transport/decoder 3d graphics subsystem hard disk drive v.90 codec BCM93740 overview the broadcom BCM93740 is an advanced set-top box development platform supporting high definition television (hdtv), dual standard definition decoding and broadband cable modem internet access. it is a highly integrated, cost-effective design built on the latest generation of broadcom silicon and software offering low risk and quick time-to-market for the next generation of interactive set-top boxes. the triple tuner architecture allows for web browsing, video and personal video recording (pvr) on a separate channel. time shifting is also simultaneously supported on the channel being viewed. the dual mpeg-2 encoder allows full support of watch and record on 2 analog channels. also included is support of high definition (hd) pvr. the core chip set on the BCM93740 includes the bcm3250 qamlink ? advanced set-top box single-chip front end with docsis?/eurodocsis/davic modems, the bcm7030 advanced high definition video/3d graphics subsystem, and a high-performance mips r5000? class processor. the bcm3125 supplies the additional qam demodulator and upstream burst modulator. the bcm7041 dual mpeg-2 encoder provides the real- time encoding for analog pvr. the bcm3250 is a complete front-end advanced set-top box solution providing dual 256-qam receivers, an out-of-band qpsk receiver and a qpsk/16-qam upstream burst modulator. all major physical layer standards are supported allowing set-tops based on the BCM93740 design to be deployed worldwide. the device includes a complete docsis/eurodocsis 1.1 mac (including qos) and davic 1.2/1.5 mac for broadband interactive services. the bcm7030 is a device that cost-effectively supports the requirements of television and set-top box systems that require high definition, multiple stream standard definition video decoding with the capability of simultaneous high definition and standard definition outputs. features also include studio-quality text for presenting standard windows ? fonts on a standard or high definition television and a high-performance 3d graphics engine for applications such as gaming and e-commerce. the BCM93740 also includes a high-performance mips ? risc processor supporting middleware, graphics, applications, and cable modem traffic. the single processor design eliminates the need for multiple processors in the set-top, substantially reducing system cost. the BCM93740 contains a number of peripherals required for next-generation set-top boxes. some of these include home phoneline networking (hpna 1/2) for streaming of data and video throughout the home, a voip module supporting 2 lines of voice, an ieee1394 connector for connecting to digital consumer electronic devices, hard disk drive support for digital video recording (dvr), and a pod interface for external conditional access. in addition, a low-cost v.90 softmodem is included for alternative low data-rate connections. the BCM93740 supports industry standard operating systems, middleware, and apis. driver source code for these are provided as part of the reference design. ? phone: 949-450-8700 fax: 949-450-8710 email: info@broadcom.com web: www.broadcom.com broadcom ? , the pulse logo, qamlink ? , 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 ? 2002 by broadcom corporation. all rights reserved. 93740-pb02-r 11.20.02
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