System Features

• Enhanced  oversampling DAC architecture

— 32-bit resolution

— Up to 384-kHz sampling rate

— Low clock jitter sensitivity

— Auto mute detection

• Integrated high performance, ground-centered stereo

headphone outputs

— 130-dB dynamic range (A-weighted)

— –115-dB total harmonic distortion + noise (THD+N)

— 110-dB interchannel isolation

— Up to 2-Vrms stereo output

— Headphone power output

– 30 mW per channel into 32 

– 5 mW per channel into 600 

• Headphone detection

— Headphone DC and AC impedance measurement

— Headphone plug-in detection

— Popguard® technology eliminates pop noise

• Integrated PLL

— Support for 11.2896-/22.5792-, 12.288-/24.576-, 9.6-/

19.2-, 12-/24-, and 13-/26-MHz system MCLK rates

— Reference clock sourced from XTI/MCLK pin

— System clock output

• Mono Mode (differential) support

• I2C control—up to 1 MHz

• Wideband Flatness Mode Support

• Direct Stream Digital (DSD®) path

— Up to 256•Fs DSD

— Patented DSD processor

– On-chip 50-kHz filter to meet Scarlet Book Super

Audio Compact Disk (SACD) recommendations

– Matched PCM and DSD analog output levels

– Nondecimating volume control with 0.5-dB step size

and soft ramp

– DSD and Pulse-code modulation (PCM) mixing for

alerts

— Dedicated DSD and DoP pin interface

• Serial audio input path

— Programmable Hi-Fi digital filter

— Five selectable digital filter responses

– Low-latency Mode minimizes pre-echo

– 110 dB of stopband attenuation

— Supports sample rates from 32 to 384 kHz

— I2S, right-justified, left-justified, TDM, and

DSD-over-PCM (DoP) interface

— Master or slave operation

— Volume control with 0.5-dB step size and soft ramp

— 44.1 kHz deemphasis and inverting feature

• Alternate headphone input

• 40-pin 5mm × 5mm QFN or 42-ball CSP package options

Applications

• Smart phones, tablets, portable media players, laptops,

digital headphones, powered speakers, AVR, home

theater systems, Blu-ray/DVD/SACD players, and pro

audio

CS43131-CWZR属于集成电路（IC） > 数模转换器（DAC）。凌云逻辑制造生产的CS43131-CWZR数模转换器（DAC）数模转换器（DAC、D/A、D2A 或 D 转 A）可将数字信号转换为缓冲或无缓冲的模拟电压或电流。DAC 架构是否适合特定应用，要取决于分辨率和采样频率。DAC 通常用于音乐播放器，将数字数据流转换为模拟音频流。它们还用于电视和手机，将数字视频数据转换为模拟视频信号，再连接到屏幕驱动器，以显示单色或彩色图像。