BA3880AS audio processing integrated circuit

Published:2011/6/22 8:40:00 Author:Christina | Keyword: audio processing, integrated circuit | From:SeekIC

The BA3880AS is designed as one kind of audio processing integrated circuit that is produced by the Toyo company, and it can be used in the TV audio, the home audio, the multimedia audio and the car audio systems. 1.Features The BA3880AS has two channels of audio signal processing circuits with the same function, the audio signal processing circuit has the functions of the left and right sound channels stereo signal mix, and the sound processing. Every channel of audio signal processing circuit is composed of the reversed phase amplifier circuit, the high-pass and low-pass filter circuit, the mixed amplifier circuit, the peak level detection circuit and other accessibility circuit. The block diagram of the internal circuit is as shown in figure 1. Figure 1 The internal circuit block diagram of the BA3880AS 2.Pin functions and data The BA3880AS uses the 22-pin dual-row DIP package, the pin functions and dataare as shown in table 1. Table 1 The pin functions and data of the BA3880AS



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