AK4645A - AKM

AK4645A Stereo CODEC

The AK4645A is a stereo CODEC with a built-in Microphone-Amplifier and Headphone-Amplifier. The AK4645A features analog mixing circuit that allows easy interfacing in mobile phone and portable A/V player designs. The AK4645A is available in a 32pin QFN (4mm x 4mm), utilizing less board space than competitive offerings. FEATURES 1. Recording Function • 4 Ster.

Features

analog mixing circuit that allows easy interfacing in mobile phone and portable A/V player designs. The AK4645A is available in a 32pin QFN (4mm x 4mm), utilizing less board space than competitive offerings. FEATURES 1. Recording Function
• 4 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, 0.375dB Step, Mute)
• ADC Performance: S/(N+D): 83dB, DR, S/N: 86dB (MIC-Amp=+20dB) S/(N+D): 88dB, DR, S/N: 95dB (MIC-Amp=0dB)
• Wind-noise Reduction Filter
• St.