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AX5689 Datasheet Digital Audio Converter and Amplifier Controller

Manufacturer: Monolithic Power Systems

General Description

The AX5689 is a 4-channel BTL audio amplifier controller IC with digital inputs and CMOS level PWM outputs.

It enables high order digital control loops, with feedback after Class-D output filters.

Embedded low-latency ADCs are used to close the loop behind the output filter in the digital domain.

Overview

AX5689 Digital Audio Converter and Amplifier Controller.

Key Features

  • General features: - 4-channel BTL digital Class-D amplifier controller with digital inputs - 8 differential low-latency ADCs with a 115 dB dynamic range - 8 programmable digital loop-filter slices - 8 CMOS level PWM outputs, configurable as 4 BTL channels - Feedback loop possible after the output filter, across the loudspeaker nodes - Configurable interconnections between slices and ADCs for versatility and MIMO control - Volume control and soft mute - Dynamic loop control with programmabl.