october 10, 2012 1 fn7773.1 caution: these devices are sensitive to electrostatic discharge; follow proper ic handling procedures. 1 - 888 - intersil or 1 - 888 - 468 - 3774 | copyright intersil americas inc. 201 1 . all rights reserved intersil (and design) is a trademark owned by intersil corporation or one of its subsidiaries. all other trademarks mentioned are the property of their respective owners. t e c h w e l l low power ntsc/pal/secam video decoder with vbi slicer TW9910 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 inputs allow any of the following combinations, e.g. 4 cvbs or (3 cvbs and 1 y/c). built - in analog anti - alias filter two 10 - bit a dcs and analog clamping circui t fully programmable static gain or automatic gain control for the 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 enhancement 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, sat uration, contrast, and sharpness. automatic color control and color killer chroma if compensation itu - r 601 or itu - r 656 compatible ycbcr(4:2:2) output format vbi slicer supporting industrial standard data services vbi data pass through, raw adc data outpu t video scaler high quality horizontal filtered scaling with arbitrary scale down ratio phase accuracy better than 1/32 pixel programmable output cropping miscellaneous two wire mpu serial bus interface support real time control interface power save and p ower down mode typical power consumption <100mw single 27mhz crystal for all standards supports 24.54mhz and 29.5mhz crystal for high resolution square pixel format decoding 3 .3 v tolerant i/o 1.8v/3.3 v power supply 44 pin lqfp, 48 pin qfn packag e
TW9910 2 order ing information part number part marking package (pb - free) TW9910 - lb2 - gr dalb2 - gr 44 ld lqfp TW9910 - nb2 - gr danb2 - gr 48 ld qfn note: 1. these intersil pb - free plastic packaged products employ special pb - free material sets, molding compounds/die attach materials, and 100% matte tin plate plus anneal (e3 termination finish, which is rohs compliant and compatible with both snpb and pb - free so ldering operations). intersil pb - free products are msl classified at pb - free peak reflow temperatures that meet or exceed the pb - free requirements of ipc/jedec j std - 020 .
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 www.intersil.com/design/quality intersil products are sold by description only. intersil corporation reserves the right to make changes in circuit design, so ftware and /or specifications at any time without notice. accordingly, the reader is cautioned to verify that data sheets are current before placing orders. informatio n furnished by intersil is believed to be accurate and reliable. however, no responsibility is assum ed 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 patent or patent rights of intersil or its subs idiaries. for information regarding intersil corporation and its products, see www.intersil.com functional description analog video in mux agc 4h adaptive comb filter chroma demodulation luma/chroma processor sync processor scaling / video interface vbi slicer 2 wire serial bus mux2 mux1 (1) mux0 mpout clkx2 vs hs vd (15:8) vd(7:0) cin 0 sclk sdat u v mux3 10 - bit adc 10 - bit adc pdn clock 27 mhz y line - lock clock generator rstb figure 1 . TW9910 block diagram
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