The R2S15900SP is an audio signal processor IC designed for use in TVs and mini stereos.
It features a 5-channel input selector, surround/pseudo stereo, 2-band tone control, output gain control, and 2-channel master volume, all of which can be controlled via I2C bus.
The recommended operating condition is a supply voltage of 9.0V.
The IC also includes a block diagram and pin configuration, application examples, absolute maximum ratings, electrical characteristics, and a detailed function description including the I2C bus format and various control options for volume, input selector, output gain, mute function, surround mode, mode selector, and tone control.