微桥科技产品新闻动态管理发布系统 现在是
首页 ·公司动态 ·产品动态 ·原厂动态 ·行业动态 ·技术资料 ·LED驱动 ·DC-DC ·AC-DC ·MOSFET ·音频功放 ·电池管理 ·霍尔及马达驱动 ·其他 ·联系我们

当前位置:首页>>音频功放>>ESMT/EMP晶豪/晶镁 >>AD82581B-12W Stereo/Mono Digital Audio Amplifier   双击自动滚屏
发布者:微桥 发布时间:2011-12-15 阅读:6433次    关键字: 音频功放
AD82581B-12W Stereo/Mono Digital Audio Amplifier


AD82581B-12W Stereo/Mono Digital Audio Amplifier DataSheet

Features
􀁺 16/18/20/24-bit input with I2S, Left-alignment
and Right-alignment data format
􀁺 PSNR & DR(A-weighting)
Loudspeaker: 98dB (PSNR), 106dB (DR) @24V
􀁺 Multiple sampling frequencies (Fs)
32kHz / 44.1kHz / 48kHz and
64kHz / 88.2kHz / 96kHz and
128kHz/176.4kHz/192kHz
􀁺 System clock = 64x, 128x, 256x, 384x, 512x, 768x,
1024x Fs
256x~1024x Fs for 32kHz / 44.1kHz / 48kHz
128x~512x Fs for 64kHz / 88.2kHz / 96kHz
64x~256x Fs for 128kHz/176.4kHz/192kHz
􀁺 Supply voltage
3.3V for digital circuit
12V~24V for loudspeaker driver
􀁺 Loudspeaker output power for 24V
2×10W into 8Ω@0.19% THD+N for stereo
1×20W into 4Ω@0.18% THD+N for mono
􀁺 Loudspeaker output power for 24V with proper
cooling method
2×26W into 8Ω@1% THD+N for stereo
1×53W into 4Ω@1% THD+N for mono
􀁺 Anti-pop design
􀁺 Over-temperature protection
􀁺 Internal PLL
􀁺 Under-voltage shutdown
􀁺 Over-current protection
􀁺 I2C control interface

Applications
􀁺 CD and DVD
􀁺 TV audio
􀁺 Car audio
􀁺 Boom-box
􀁺 MP3 docking systems
􀁺 Powered speaker
􀁺 Wireless audio
􀁺 USB speaker

Description
    This is a stereo (8Ω)/mono (4Ω) fully digital audio amplifier with output power which can drive up to 2x12W for stereo or 1x24W for mono at 24V supply voltage, no external heat-sink or fan is requirement. Using I2C digital control interface, AD82581B provides input format selection, mute and volume control function. Protection circuits are provided to protect AD82581B damage while connection error.

本文共分 1

  • 上篇文章SPP9235-P-Channel Enhancement Mode MOSFET
  • 下篇文章开关电源中光耦隔离的几种典型接法对比
  •  
     

    版权所有 Copyright Micro Bridge Technology Co.,Ltd. All rights reserved.粤ICP备05065909号