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内置单片机NTSC/PAL制式/ SECAM解码器和TCON模拟液晶屏处理器TW8827
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The TW8827 is a low cost high quality TFT panel controller with embedded NTSC/PAL/SECAM TV decoder. It incorporates all the features required to create multi-purpose low cost LCD TV systems in a single package. It contains all the circuits required to adapt standard NTSC/PAL/SECAM analog TV input signals as well as digital RGB signals for display on various TFT LCD panel types. An integrated timing controller and triple DACs allows direct interface with analog LCD panels. Its versatile analog inputs allow CVBS， S-video and RGB signal to be connected simultaneously. Other features include： high quality adaptive 4H Comb Filter， interlaced and progressive ITU601， interlaced ITU656 and RGB656 inputs support， 2D de-interlacer and panaromic scaler， and multi-window programmalbe OSD. It also includes image enhancement functions such as black and white stretch， 2D peaking， CTI， and favorite color enhancement to further improve picture quality. To support analog panel， it also includes cost saving feature like CCFL and LED controller， charge pump booster and programmable panel offset control. In addition， TW8827 has built-in microcontroller with external SPI interface.
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