4 stereo inputs/2-channel outputs digital control audio processor
General Description The ET2354 is a 4 stereo inputs/2channel outputs digital control audio processor for the low voltag...
Description
General Description The ET2354 is a 4 stereo inputs/2channel outputs digital control audio processor for the low voltage operation. Volume, tone(bass treble), balance(left/right) processor are incorporated into a single chip. The ET2354 also has the loudness function & selectable input gain. These functions can be built a HiFi audio system easily. All functions are programmable via the serial I2C bus. The default states of the chip as the power is on are: the volume is 78.75dB, the stereo 4 is selected, all the speakers are mute & the gains of the input stage, the bass & the treble are 0dB.
Features Operation range: 2.7V~5V 4 stereo inputs with selectable input gain 2 independent speaker controls for balance Tone controls (treble & bass) Loudness & independent mute function Volume control in 1.25dB/step I2C interface Components less & good PSRR Housed in SOP28,TSSOP28(ET2354V) package
Applications Portable audio device Car stereo audio HiFi audio system
Pin Configuration
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