AK4543集成电路（IC）的编解码器规格书PDF中文资料

AK4543属于集成电路（IC）的编解码器。由旭化成微电子株式会社制造生产的AK4543编解码器编解码器是用于通过压缩和解压缩来转换数据的半导体器件。数据压缩可提高传输速度并减少存储空间。某些编解码器提供高达 32 位的分辨率，并且分别提供多达 6 个或 8 个模数转换器和数模转换器。除三角积分调制外，还有 I2C、I2S、SPI、串行、HDA、S/DIF、PCM、USB、AC'97 和 SLIMbus 数据接口。

General Description

The AK4543 is a 18bit high performance codec compliant with Audio Codec ’97 Rev 2.1 requirements. The AC Link serial interface allows the AK4543 to be used with digital controllers as well as custom logic accelerators to meet full PC98 and PC99 requirements for a PCI audio solution.

Features

• AC’97 Rev. 2.1 Compliant

• 18bit Resolution A/D and D/A

• Exceeds a PC98/99 Performance Categories:

A/D……………… 90dBA SNR

D/A……………… 90dBA SNR

D/A + Mixer …… 89dBA SNR

A-A……………… 95BA SNR

• Analog Inputs:

4 Stereo Inputs: LINE, CD, VIDEO, AUX

Speakerphone and PC BEEP Inputs

2 Independent MIC Inputs

• Direct PC_Beep Pass Through for lower system costs

• Analog Output:

Stereo LINE Output with volume control

True Line Level with volume control

Mono Output with volume control

• 3D Stereo Enhancement

• Multiple codec Capability

The AK4543 can work as a Primary or Secondary.

• EAPD(External Amplifier Powerdown) Support

• Power Supplies:

Analog 5.0V, Digital 3.3V or 5.0V

• Low Power Consumption

200mW(Analog:5V/Digital:3.3V) at full operation

• 48 Pin LQFP Package