AK4955 Datasheet 24bit Stereo Codec

Manufacturer: AKM (Asahi Kasei Microdevices)

Overview: [AK4955] AK4955 24bit Stereo CODEC with MIC/SPK/Cap-less VIDEO-AMP/ LDO &.

Datasheet Details

Part number	AK4955
Manufacturer	AKM (Asahi Kasei Microdevices)
File Size	1.07 MB
Description	24bit Stereo CODEC
Datasheet	AK4955-AKM.pdf

The AK4955 is a 24bit stereo CODEC with a microphone amplifier, speaker amplifier, video amplifier, LDO, and DSP.

The input circuits include a microphone amplifier and the output circuits include a speaker amplifier.

It is suitable for portable application with recording/playback function.

1. Recording Functions.
Stereo Single-ended input with two Selectors.
MIC Amplifier (+24dB/+21dB/+18dB/+16dB/+14dB/+11dB/+8dB/+5dB/0dB).
Digital ALC (Automatic Level Control) (Setting Range: +36dB ∼.
54dB, 0.375dB Step).
ADC Performance: S/(N+D): 81dB, DR, S/N: 88dB (MIC-Amp=+18dB) S/(N+D): 82dB, DR, S/N: 9.