AK4671 - AKM

AK4671 Stereo CODEC

The AK4671 is a stereo CODEC with a built-in Microphone-Amplifier, Receiver-Amplifier and Headphone-Amplifier. The AK4671 features dual PCM I/F in addition to audio I/F that allows easy interfacing in mobile phone designs with Bluetooth I/F. The AK4671 is available in a 57pin BGA, utilizing less board space than competitive offerings. FEATURES 1. Recording F.

Features

dual PCM I/F in addition to audio I/F that allows easy interfacing in mobile phone designs with Bluetooth I/F. The AK4671 is available in a 57pin BGA, utilizing less board space than competitive offerings. FEATURES 1. Recording Function (Stereo CODEC)
• 4 Stereo Input Selector x 2ch
• 4 Stereo Inputs (Single-ended) or 2 Stereo Input (Full-differential)
• MIC Amplifier: +30dB ∼ −12dB, 3dB step
• Digital ALC (Automatic Level Control): +36dB ∼ −54dB, 0.375dB Step, Mute
• Wind-noise Reduction Filter
• Stereo Separation Emphasis
• 5-band Programmable Notch Filter
• Audio Interface Format: 16bit MSB.