OLIMEX A33-OLINUXINO-N8G [12/35] Audio subsystem

Video Input

A33 Datasheet

Page 12

Features

2.8.

CSI

● Support parallel camera sensor

● Support 8-bit CCIR601/656 interface

● Support up to 5M pixel camera sensor

● Support dual outputs for display and encoding

2.9. Audio Subsystem

Audio Codec

● Support stereo audio DAC

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Up to 100dB SNR

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8KHz ~ 192KHz DAC sample rate

● Support stereo audio ADC

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Up to 92dB SNR

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8KHz ~ 48KHz ADC sample rate

● Support four analog audio inputs

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Two microphone differential inputs for main mic and headphone mic

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One differential phone input for modem

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One stereo line-in input for FM

● Support two analog audio outputs

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One stereo or differential capless headphone output

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One differential earpiece output

● Support Talking Standby Mode, where the application processor remains inactive during voice call application for

power saving, support noise reduction

Support Dynamic Range Controller(DRC) adjusting the DAC playback output

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Support Automatic Gain Control(AGC) adjusting the ADC recording output

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Two PCM interface connected with BB and BT

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