security surveillance ic solutions www.intersil.com techwell techwell the TW2866 is techwells second-generation 4-in-1 video decoder and audio codec plus video encoder for security surveillance applications. the device includes four high quality ntsc/pal/secam video decoders that convert analog composite video signal to digital component ycbcr data. each channel contains a 10-bit adc and proprietary clamp/gain controller and utilizes 4h comb flter for separating luminance & chrominance to reduce cross noise artifacts. the TW2866 adopts image enhancement techniques such as if compensation flter, cti and programmable peaking. in addition, TW2866 includes one ntsc/pal video encoder with two 10-bit dacs to support cvbs and yc output. the TW2866 also includes an audio codec which has fve audio adcs and one dac. a built-in audio controller can generate digital outputs for recording/mixing and accepts digital input for playback. TW2866 4-channel video decoder and audio codec plus video encoder for security applications target applications C embedded dvr C video server C dvr pci card
techwell security surveillance ic solutions video decoder video encoder TW2866 block diagram audio codec other features order information ? TW2866 4-channel video decoder and audio codec plus video encoder for security applications ? 2009 intersil americas inc. all rights reserved. the following are trademarks or registered trademarks of intersil americas inc.: intersil, intersil logo, ?i? and design. all other trademarks are the property of the respective trademark owners. www.intersil.com 6mmtetoesuuevwddo2glge2e86b222222b2o2v2i2dkd6oeots vscvoesnt.esCtyevtttmtny C tticsttvehyCcepnvtyes suyies tnasunson ieuttcoes veaabnte6do C ni.eetchycfs mtesvsetnptegemyfbeuttcoehycesuuevwdd286beots vscvo C emyfet ostny euttcehycenfecyptft teyhemyuycevtfyvCustny C dyuycewcs ont tefecyptft tedwes vesCtyfstnmes.ntteetsemy tcyu C 8cyicsffsbute.CteostCcstny emy tcsotebcni.t tooes veo.sce too C 8cyecnttscwehsotepnvtyeuymn ieowottfehyce y actsutnfteseeunmstny C dCeeyctoet.teots vscvewaewliiehycfsteycetnftefCutneuttveyCteCtesnt.eg2alol C 8cypnvtoeonfCuts tyCoehyCcem.s tueCuueaes vedetnftafCutneuttveyCteCtoesnt.egol C vwdd286benvtyek myvtc C ddes vedapnvtyedCeeyct C tticsttveptesCvnye6does vey tesCvnye6d C 8cypnvtoefCutnam.s tuesCvnyefntves suyieyCteCt C dCeeyctoehd2d8eosottc2duspten ttchsmtehycectmycve yCteCtes veeuswbsmen eCtl C 8doel2aiebntes veCabss26absselbntehycesCvnyesycve ut it. C 8cyicsffsbutesCvnyeosfeutecsttet.stemyptcoeeyeCusce hctnCt mntoeyhel2ai2h2ggla2gl C h2ges suyiemuyme8bbehycealoemuymeyCteCt C dCeeyctoesetsyasncteotcnsue.yoten ttchsmt C alheledCeeuw C byseeystcemy oCfetny C 8sctevCfbtcewchlii C 8smsiteahlaen eb8
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