TDA3504 G-Y chromatism matrix and base-color signal matrix integrated circuit

Published:2011/6/8 21:39:00 Author:Christina | Keyword: G-Y, chromatism matrix, base-color, signal, matrix, integrated circuit | From:SeekIC

The TDA3504 is designed as one kind of G-Y chromatism matrix and base-color signal matrix integrated circuit that is produced by the PHILIPS company, and it can be used in the domestic and imported large screen multi-standard color TVs. 1.Features The TDA3504 has: the three-color matrix circuit, the 3-way signal switching circuit, the 3-way contrast control circuit, the 3-way brightness control circuit, the 3-way clamp circuit, the Y (brightness) signal amplification circuit, the brightness vanishing excitation circuitry, the selective passing and amplitude limit circuit.etc. Figure 1 The internal circuit block diagram of the TDA3504 integrated circuit 2.Pin functions and data The TDA3504 integrated circuit is in the 20-pin double-row DIP package, the pin functions and data is as shown in table 1. Table 1 The pin functions and data of the TDA3504 integrated circuit



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