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ASAHI KASEI
[AK4642]
16-Bit ∆Σ Stereo CODEC with MIC/HP/SPK-AMP
GENERAL DESCRIPTION The AK4642 features a 16-bit stereo CODEC with a built-in Microphone-Amplifier, Headphone-Amplifier and Speaker-Amplifier. Input circuits include a Micr ophone-Amplifier and an ALC (Auto Level Control) circuit that is suitable for portable application with recording/playback function. The AK4642 is available in a 32pin QFN, utilizing less board space than competitive offerings. FEATURES 1. Resolution: 16bits 2. Recording Function • 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.
AK4642 Datasheet
