TVP5158, TVP5157, TVP5156 Four-Channel NTSC/PAL Vi.
Texas Instruments
TVP5157 - Four-Channel NTSC/PAL Video Decoder
TVP5158, TVP5157, TVP5156 Four-Channel NTSC/PAL Video Decoders With Independent Scalers, Noise Reduction, Auto Contrast, and Flexible Output Formatter.