应用功能： PAL，NTSC，SECAM制式解码器 The TDA9141 is an I2C-bus controlled, alignment-free PAL/NTSC/SECAM decoder/sync processor. The TDA9141 has been designed for use with baseband chrominance delay lines, and has a combined subcarrier frequency/comb filter enable signal for communication with a PAL comb filter.
