AD1981B集成電路（IC）的編解碼器規(guī)格書PDF中文資料

AD1981B屬于集成電路（IC）的編解碼器。由亞德諾半導(dǎo)體技術(shù)有限公司制造生產(chǎn)的AD1981B編解碼器編解碼器是用于通過壓縮和解壓縮來轉(zhuǎn)換數(shù)據(jù)的半導(dǎo)體器件。數(shù)據(jù)壓縮可提高傳輸速度并減少存儲(chǔ)空間。某些編解碼器提供高達(dá) 32 位的分辨率，并且分別提供多達(dá) 6 個(gè)或 8 個(gè)模數(shù)轉(zhuǎn)換器和數(shù)模轉(zhuǎn)換器。除三角積分調(diào)制外，還有 I2C、I2S、SPI、串行、HDA、S/DIF、PCM、USB、AC'97 和 SLIMbus 數(shù)據(jù)接口。

FEATURES

AC ’97 2.3 COMPATIBLE FEATURES

S/PDIF Output, 20 Bits Data Format, Supporting

48 kHz and 44.1 kHz Sample Rates

Integrated Stereo Headphone Amplifier

Variable Sample Rate Audio

External Audio Power-Down Control

Greater than 90 dB Dynamic Range

Stereo Full-Duplex Codec

20-Bit PCM DAC

3 Analog Line-Level Stereo Inputs for Line-In, AUX, and CD

Mono Line-Level Phone Input

Dual MIC Input with Built-In Programmable Preamp

High Quality CD Input with Ground Sense

Mono Output for Speakerphone or Internal Speaker

Power Management Support

48-Lead LQFP Package, Lead-Free Available

ENHANCED FEATURES

Stereo MIC Preamps Support

Built-In Digital Equalizer Function for Optimized Speaker Sound

Full-Duplex Variable Sample Rates from 7040 Hz to 48 kHz with 1 Hz Resolution

Jack Sense Pins Provide Automatic Output Switching

Software Programmed VREFOUT Output for Biasing Microphone and External Power Amp

Split Power Supplies: 3.3 V Digital and 5 V Analog

Multiple Codec Configuration Options