TDA8421 bus equivalent, hi-fi stereo audio processor; i2c bus.
* Input selector
* Mode selector
* Loudspeaker channel (CH1); with volume control, balance control and mute
* Headphone channel (CH2); with volume control.
The TDA8421 is a monolithic bipolar integrated stereo sound circuit with a loudspeaker channel (CH1) and a headphone channel (CH2), digital controlled via the I2C bus, for application in hi-fi audio and television sound.
Features
* Input selecto.
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