em8471 ETC-unknow, em8471 Datasheet
em8471
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em8471 Summary of contents
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... Lightly shaded blocks are only available on the EM8475 and EM8476 PCI EM8470 EM8471 Common Features • Pin and functionally compatible with EM8400 (EM8470 and EM8471 only) • Compatible with MPEG-4 Client Players from Envivio and iVAST and a wide variety of MPEG-2 video servers • Supports ISMA and MPEG-2 streaming formats, IP multicasting • ...
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... Improved PCI v2.1 bus master / slave interface supports both read and write operations • 2.5V core with 3.3V I/O (5V tolerant) for low power operation • Package: 208 PQFP for EM8470 and EM8471 (pin compatible with EM8400), 328 BGA for EM8475 and EM8476 EM8475 / EM8476 Features • ...
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MPEG-1 and MPEG-2 Huffman Decoder The MPEG Video Decoder engine uses the Huffman Decoder as its front end. It can decode either a MPEG-1 or MPEG-2 formatted data stream. The Huffman Decoder is commanded directly from the RISC processor. It ...
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Motion Compensation Module The Motion Compensation Module performs all the motion compensation tasks required to decode MPEG-1, MPEG-2 and MPEG-4 bitstreams. This includes predicting the image block for the picture being decoded, using pixels from previ- ously decoded pictures. Audio ...
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Alpha Blending Alpha blending provides two layers of blending: sub-picture over the MPEG video and OSD over both the sub-picture and MPEG video levels of blending are available. Video Input and Output Interfaces Video output ports provide ...
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Local Bus Controller Interface The Local Bus Controller (LBC) interface, supported on the EM8475 and EM8476 versatile block, designed to inter- face the DRAM controller and PCI interface to an external device, such as a non-PCI MPEG encoder ...
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Application Example: Set-top Box with PVR, DVD-Video Playback, DVI Output The set-top box example below supports PVR, DVD-Video playback, and DVI output capability. System integration requires very little external logic since the EM847x provides most of the features including: • ...
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Application Example: Gateway The home gateway example below also supports PVR and DVD-Video playback. System integration requires very little external logic since the EM847x provides most of the features including: • Streaming video or video-on-demand (VOD) playback • Progressive DVD-Video ...
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Hardware vs. Software MPEG Decoding Use hardware-based MPEG decoding when: • Delivery of audio and video to a television is the primary function of the system. Standard consumer-oriented connectors for audio and video must be used, instead of PC-oriented break-out ...
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General Specifications Media Formats • DVD-Video, Superbit DVD, SVCD (IEC 62107-2000), VCD 1.x, VCD 2.0, audio CD • 15 Mbps sustained input data rate Streaming Formats • MPEG-2, ISMA • 15 Mbps sustained input data rate Video Decoding Standards • ...
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... I/O (5V tolerant) • Typical power dissipation: • Analog video outputs off: 1.2W • Analog video outputs on: 1.4W Package • 208-pin PQFP for EM8470 and EM8471 (pin compatible with EM8400) • 328-pin BGA for EM8475 and EM8476 Sigma Designs, Inc. www.sigmadesigns.com • sales@sigmadesigns.com ...
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... Far East World Center, C Tower 8F-8, No. 79, Sec. 1 Hsin Tai Wu Road Hsichih, Taipei Hsien Taiwan, R.O.C. +886 2 2698 2066 +886 2 2698 2099 FAX Sigma Designs, Inc. www.sigmadesigns.com • sales@sigmadesigns.com EM8470 EM8471 EM8475 yes yes yes yes yes yes yes yes yes yes yes ...