WM8728数据手册集成电路（IC）的ADC/DAC-特殊用途规格书PDF

描述 Description

DESCRIPTION
The WM8728 is a high performance stereo DAC designed for audio applications such as DVD, home theatre systems, and digital TV. The WM8728 supports PCM data input word lengths from 16 to 32-bits and sampling rates up to 192kHz. The WM8728 consists of a serial interface port, digital interpolation filters, multi-bit sigma delta modulators and stereo DAC in a small 20-lead SSOP package. The WM8728 also includes a digitally controllable mute and attenuate function for each channel.FEATURES
• Stereo DAC with 24 bit PCM
• Audio Performance
  - 106dB SNR (‘A’ weighted @ 48kHz) DAC
  --97dB THD
• DAC Sampling Frequency: 8kHz - 192kHz
• 2 or 3-Wire Serial Control Interface or Hardware Control
• Programmable Audio Data Interface Modes
  -I2S, Left, Right Justified, DSP
  -16/20/24/32 bit Word Lengths
• Independent Digital Volume Control on Each Channel with 127.5dB Range in 0.5dB Steps
• 3.0V - 5.5V Supply Operation
•20-lead SSOP Package
• Exceeds Dolby Class A Performance Requirements

APPLICATIONS
• DVD-Audio and DVD ‘Universal’ Players
• Home theatre systems
• Digital TV
•Digital broadcast receivers

特性 Features

• Stereo DAC with 24 bit PCM
• Audio Performance
  - 106dB SNR (‘A’ weighted @ 48kHz) DAC
  --97dB THD
• DAC Sampling Frequency: 8kHz - 192kHz
• 2 or 3-Wire Serial Control Interface or Hardware Control
• Programmable Audio Data Interface Modes
  -I2S, Left, Right Justified, DSP
  -16/20/24/32 bit Word Lengths
• Independent Digital Volume Control on Each Channel with 127.5dB Range in 0.5dB Steps
• 3.0V - 5.5V Supply Operation
•20-lead SSOP Package
• Exceeds Dolby Class A Performance Requirements

简介

WM8728属于集成电路（IC）的ADC/DAC-特殊用途。由制造生产的WM8728ADC/DAC - 特殊用途该产品族中的产品可用于模拟和数字表示的信息转换，适用于特定用例，或集成了通用数据转换器中不常见的其他功能。例如针对超声或汽车雷达应用集成了低噪声放大器和可变增益级的器件、注重音频和视频的产品、在段码式显示器上集成显示测量值功能的器件、集成输入输出电气隔离的器件等。