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AK4644 - Stereo CODEC

General Description

The AK4644 is a stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier and Receiver-Amplifier.

Key Features

  • analog mixing circuits and PLL that allows easy interfacing in mobile phone and portable A/V player designs. The AK4644 is available in a 32pin QFN, utilizing less board space than competitive offerings.

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Other Datasheets by AKM (Asahi Kasei Microdevices)

Part Number Description
AK4640 16-BIT CODEC
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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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ASAHI KASEI www.DataSheet4U.com [AK4644] AK4644 Stereo CODEC with MIC/HP/RCV-AMP GENERAL DESCRIPTION The AK4644 is a stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier and Receiver-Amplifier. The AK4644 features analog mixing circuits and PLL that allows easy interfacing in mobile phone and portable A/V player designs. The AK4644 is available in a 32pin QFN, utilizing less board space than competitive offerings. FEATURES 1. Recording Function • 3 Stereo Input Selector • Stereo Mic Input (Full-differential or Single-ended) • Stereo Line Input • MIC Amplifier (+32dB/+26dB/+20dB or 0dB) • Digital ALC (Automatic Level Control) (+36dB ∼ −54dB, 0.