AD2428屬于集成電路（IC）的音頻專用。由亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的AD2428音頻專用音頻專用的半導(dǎo)體器件專為音頻信號的濾波、驅(qū)動、放大、轉(zhuǎn)換和接口而設(shè)計。特征包括功能、應(yīng)用、通道數(shù)、接口、電壓和規(guī)格。應(yīng)用包括音頻系統(tǒng)、汽車音頻、消費類音頻、樂器、專業(yè)音頻、通信系統(tǒng)、電信系統(tǒng)、數(shù)字音頻、驅(qū)動器、前置放大器、信號混合、信號處理、語音觸發(fā)器解決方案和 10 Base-T。

A2B BUS FEATURES

Line topology

Single main node, multiple subordinate nodes

Up to 15 m between nodes and up to 40 m overall cable

length (see Table 9)

Communication over distance

Synchronous data

Multichannel I2S/TDM to I2S/TDM

Synchronous clock, phase aligned in all nodes

Low latency node to node communication

Control and status information I2C to I2C

GPIO and interrupt

Bus power or local power subordinate nodes

Configurable with SigmaStudio/SigmaStudio+ graphical

software tool

AEC-Q100 qualified for automotive applications

A2B TRANSCEIVER FEATURES

Configurable A2B bus main node or subordinate node

Programmable via I2C interface

8-bit to 32-bit multichannel I2S/TDM interface

Programmable I2S/TDM data rate

Up to 32 upstream and 32 downstream channels

PDM interface

Programmable PDM clock rate

Up to 4 high dynamic range microphone inputs

Simultaneous reception of I2S data with up to 4 PDM

microphones

Unique ID register for each transceiver

Crossover or straight-through cabling

Programmable settings to optimize EMC performance

APPLICATIONS

Audio communication link

Microphone arrays

Beamforming

Hands free and in car communication

Active and road noise cancellation

Audio/video conferencing systems