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Discontinued
D/A Converters

CS43L21

98 dB, 96 kHz, Low Power, Stereo D/A Converter

CS43L21 Overview

The CS43L21 is a highly integrated, 24-bit, 96 kHz, low power stereo digital/analog converter (DAC) that allows infinite sample rate adjustments between 4 kHz and 96 kHz. The CS43L21 operates from a single, 1.8 V power supply to maximize battery life while minimizing end product form factors and delivering excellent audio performance with 46 mW of output power into 16 Ω headphones. By generating its own on-chip negative power supply voltage, the CS43L21 provides ground-centered outputs to eliminate costly, space-consuming DC blocking capacitors and reduce startup pops and clicks.

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Product Features

  • Headphone amplifier - GND centered

  • Digital signal processing engine

  • Beep generator

  • Low power operation

  • Software mode (I²C & SPI™ control)

This product has been discontinued

Design Resources