1 fn8404.0 june 21 , 2013 caution: these devices are sensitive to electrostatic d ischarge; follow proper ic handling procedures. 1 - 888 - intersil or 1 - 888 - 468 - 3774 | copyright intersil americas llc 2013 . all rights reserved intersil (and design) is a trademark owned by intersil corporation or one of its subsidiaries. all other trademar ks mentioned are the property of their respective owners. t e c h w e l l multichannel h.264 audio / video codec tw281 9 features TW2819 is a high performance and cost effective multi - channel h.264 codec solution designed for the security surveillance market. it is capable of receiving and encoding maximum 16 channels standard def inition (sd) or 960h (wd) video. it can also support up to 8 channel high definition (hd) 720 p or 4 channel 1080p encode . it supports d1/wd1/720p/1080p decode also up to 4 channels. each video channel can be independentl y controlled in terms of encode/ dec ode mode, frame rate, bit rate, and resolution. video features ? real time full - duplex video codec compliant to h.264 main profile standard ? four bt.656 byte - interleaved video input port up to 1 44 mhz ? four bt.656 /1120 video output port up to 74.25 mhz ? four ded icated bt.1120 video input ports @ 14 8. 5mhz ? four bt.1120 bi - directional video input/output port @ 14 8. 5mhz ? supports up to 16 channel real time sd encode and /or 4 channel sd decode ? support up to 16 channel 960h encode and/ or 4 channel 960h decode ? supports up to 8 channel hd 720 p encode and/or 4 channel hd 702p decode ? supports up to 4 channel hd 1080 p encode and/or 4 channel hd 1080p decode ? supports cif jpeg or h.264 network stream encode ? supports video mux function for 4ch, 8 ch of live display ? support si mple osd function on the h264 encoding path ? provide video encoding parameters for video analysis tool audio features ? real time 16 channel encode and 1 channel decode compliant to adpcm standard. ? four digital audio input i/f compliant to standard ? one digital audio output i/f compliant to standard ? audio sample rate from 8khz to 48khz peripheral i/f pheripheral ? two external 16 - bit ddr2 sdram @ 4 60 mhz ? 32 - bit pci target for host communications @ 33/66mhz voltage and po wer consumption ? 1.2v for core ? 3.3v for i/o pad ? 1.8v for ddr2 dram i/o ? 4 . 7 w typical case power consumption package ? tepbga - 676, 35mmx35 mm, 1.0mm lead pitch s i 2
TW2819 for additional products, see www.intersil.com/product_tree intersil products are manufactured, assembled and tested utilizing iso9000 quality systems as noted in the quality certifications found at http://www.intersil.com/en/support/qualandreliability.html intersil products are sold by description only. intersil corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. accordingly, the reader is cautioned to verify that data sheets are current before placing orders. infor mation furnished by inters il is believed to be accurate and reliable. however, no responsibility is assumed by intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. no license is granted by imp lication or otherwise under any patent or patent rights of intersil or its subsidiaries. for information regarding intersil corporation and its products, see http://www.intersil.com
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