TW9912 ntsc/pal/secam video decoder with component input and progressive output support fn 7945 rev. 2 .00 page 1 of 2 october 17, 2013 fn7945 rev. 2 .00 october 17, 2013 data sh o r t to request the full datasheet, please visit www.intersil.com/products/TW9912 features video decoder ? ntsc (m, 4.43) and pal (b, d, g, h, i, m, n, n combination), pal (60), secam support with automatic format detection ? software selectable analog input control ? bu ilt - in analog anti - alias filter ? fully programmable static gain or automatic gain control for th e y channel ? programmable white peak control for the y channel ? 4 - h adaptive comb filter y/c separation ? pal delay line for color phase error correction ? image e nhancement with peaking and cti ? digital sub - carrier pll for accurate color decoding ? digital horizontal pll for synchronization processing and pixel sampling ? advanced synchronization processing and sync detection for handling non - standard and weak signal ? programmable hue, brightness, satu ration, contrast, and sharpness ? automatic color control and color killer ? chroma if compensation ? vbi slicer supporting cc and wss data services ? programmable output control analog video input ? triple 10 - bit adcs with independent clamping and gain control ? supports 480i/480p/576i/576p analog component input with sog digital output ? itu - r 656 compatible ycbcr(4:2:2) output format ? progressive itu - r 656 output format support for both interlaced and progressive inputs miscellaneous ? two wire mpu serial bus interface ? power save and power down mode ? low power consumption ? s ingle 27mhz crystal for all operations ? 3 .3 v tolerant i/o ? 1.8v/3.3 v power supply ? 48 pin qfn packag e
TW9912 for additional products, see www.intersil.com/product_tree intersil products are manufactured, assembled and tested utilizing iso9001 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 may modify the circuit design and/or specifications of products at a ny time without notice, provided that such modification does not, in intersil's sole judgment, affect the form, fit or function of the product. accordingly, t he reader is cautioned to verify that datasheets are current before placing orders. information furnished by intersil 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 ot her rights of third parties which may result from its use. no license is granted by implication or oth erwise under any patent or patent rights of intersil or its subsidiaries. for information regarding intersil corporation and its products, see http://www.intersil.com fn 7945 rev. 2 .00 page 2 of 2 october 17, 2013 functional description figure 1 . TW9912 block diagram rstb sog component processing analog video in triple 10 - bit afe 4h adaptive comb filter chroma demodulation luma/chroma processing sync processor video interface vbi slicer 2 wire serial bus cin1 - 0 yin3 - 0 mpout clko vso hso vd[7:0] vin 0 sclk sdat u v pll pdn clock 27 mhz y line - lock clock generator ? copyright intersil americas llc 20 1 2 - 201 3 . all rights reserved. all trademarks and registered trademarks are the property of their respective owners.
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