the tw2866 istechwell’s second-generation 4-in-1 video decoder and audio codec plusvideoencoder for security surveillance applications. the device includes four highquality ntsc/pal/secam video decoders that convert analog composite videosignal to digital component ycbcr data. eachchannel contains a 10-bit adc andproprietary clamp/gain controller and utilizes 4h comb flter for separatingluminance & chrominance to reduce cross noise artifacts. the tw2868 adoptsimageenhancement techniques such as if compensation flter, cti andprogrammable peaking. in addition, tw2868 includes one ntsc/pal video encoderwith two 10-bit dacs to support cvbs and yc output. thetw2868 also includes anaudio codec which has fve audio adcs and one dac. a built-in audio controllercan generate digital outputs for recording/mixing and accepts digital inputforplayback.
c&selectronics technology ltd; co. 张生 0755-28772011

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上海芯防电子技术有限公司深圳办
张超
13724212401
深圳福田区中航路都会100B座22D