1 may 9 , 2014 fn8598 .1 caution: these devices are sensitive to electrostatic discharge; follow proper ic handling procedures. 1 - 888 - intersil or 1 - 888 - 468 - 3774 | copyright intersil americas llc 2013, 2014 . all rights reserved intersil (and design) is a trademark owned by intersil corporation or one of its subsidiaries. all other t rademarks mentioned are the property of their respective owners. low cost video format converter tw88 0 9 description the tw88 0 9 is a low cost video format converter that can take either analog cvbs or 24 - bit digital rgb format video and output these signals in itu - r.656 format. the video sources can be scaled and de - in terlaced, so that the itu - r bt.656 output is already format t ed to the desired resolution and in progressive format. in addition, the TW8809 has built - in osd and image enhancement capabilities. applications ? rear s eat e ntertainment ? radio h ead u nit features analog video decoder ? ntsc (m, 4.43) and pal (b, d, g, h, i, m, n, n combination), pal (60), secam with automatic format detection ? selectable differential or single ended cvbs input ? supports two d ifferential or 4 s ingle - e nded cvbs inputs ? 10 - bit adc and ana log clamping circuit ? fully programmable static gain or automatic gain control for the y or cvbs channel ? programmable white peak control for the y or cvbs channel ? high quality adaptive 2d comb filter for both ntsc and pal inputs ? pal delay line for color pha se error correction ? image enhancement with 2d dynamic peaking and cti ? digital sub - carrier pll for accurate color decoding ? digital horizontal pll and a dvanced synchronization processing for vcr playback and weak signal performance ? programmable hue, brightn ess, saturation, contrast and sharpness digital i nput ? supports ycbcr/rgb 24 - bit input ? supports both bt.656 and bt.601 video formats ? supports input resolutions up to 720p digital output ? itu - r bt.656 compatible ycbcr (4:2:2) output format ? p rogressive itu - r b t.656 output format for both interlaced and progressive inputs ? output resolution up to svga (pseudo bt.656) on screen display ? 256 f ont ram and 512 d isplay ram ? four wi ndows font osd with bordering/ shadowing ? 1/2/3/4 bits/pixel ? supports variable width (12/16) , height (2~32) image processing ? high quality scaler with both up/down and nonlinear scaling support ? panorama/ water - glass scaling ? built - in 2d de - interlacing function ? programmable hue, brightness, saturation, contrast and sharpness ? programmable cropping of input video and graphics ? independent rgb gain and offset controls ? programmable 8 - bit gamma correction for each color ? operates in frame sync mode ? black/white stretch clock generation ? spread spectrum clock ? selectable m odulation frequency and spread width po wer management ? supports functional based independent power down ? 1.8/ 3.3 v operation miscellaneous ? short to battery detection test ? short to ground detection test ? supports 2 - wire serial bus interface ? single 27mhz crystal ? 56 lead qfn (with wettable flanks)
TW8809 for additional products, se e www.intersil.com/product_tree intersil products are manufactured, assembled and tested utilizing iso9001 or ts16949 quality systems as applicable 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, s oftware 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 intersil is believed to be accurate and reliable. however, no responsibili ty 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 implication or otherwise under any pate nt or patent rights of intersil or its subsidiaries. for information regarding intersil corporation and its products, see http://www.intersil.com tw88 0 9 functional block diagram yin0+ / yin0 yin0 - / yin1 10bit adc 2d comb decoder csc font osd gamma dither out mux osc spread spectrum pll registers i2c diagnostic yin2+ / yin2 yin2 - / yin3 bt.656 encoder bt.656 m u x i n m u x dtv interface drgb24/16/8 scaler image enhancer timing gen. aaf mpo/irq measurement irq
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