The TW8830 incorporates many of the features required to create multi-purpose a Video Door phone intercom LCD display system in a single package. It integrates a high quality 2D comb NTSC/PAL/SECAM video decoder, triple High-Speed RGB ADCs, high quality scaler, and images enhancement functions which include Black and White Stretch and Gamma Correction. It also supports panoramic scaling for conversion to wide screen display. The TW8830 supports a rich combination of inputs: CVBS, S-video, analog RGB as well as digital BT. 656. On the output side, it supports a wide variety of digital panel types with its built-in timing controller.