AD82587D

ESMT/EMP Features Preliminary AD82587D 2X20W Stereo / 1X40W Mono Digital Audio Amplifier z Anti-pop design z 16/18/20/24-bit input with I2S, Left-alignment z Short circuit and over-temperature protection and Right-alignment data format z I2C control interface with selectable device address z PSNR & DR(A-weighting) z Internal PLL Loudspeaker: 97dB (PSNR), 105dB (DR) @ 24V z LV Under-voltage shutdown and HV Under-voltage z Multiple sampling frequencies (Fs) detection 32kHz / 44.1kHz / 48kHz and z Power saving mode 64kHz / 88.2kHz / 96kHz and z Dynamic temperature control 128kHz/176.4kHz/192kHz z System clock = 64x, 128x, 256x, 384x, 512x, 768x, Applications 1024x Fs z TV audio 256x~1024x Fs for 32kHz / 44.1kHz / 48kHz z Boom-box, CD and DVD receiver, docking system 128x~512x Fs for 64kHz / 88.2kHz / 96kHz z Powered speaker 64x~256x Fs for 128kHz /176.4kHz/192kHz z Wireless audio z Supply voltage 3.3V for digital circuit 10V~26V for loudspeaker driver Description z Loudspeaker output power for Stereo@ 24V AD82587D is a digital audio amplifier capable of 10W x 2ch into 8Ω @ 0.16% THD+N driving a pair of 8Ω,20W or a single 4Ω,40W speaker, 15W x 2ch into 8Ω @ 0.18% THD+N both which operate with play music at a 24V supply 20W x 2ch into 8Ω @ 0.24% THD+N without external heat-sink or fan requirement. z Loudspeaker output power for Mono@ 24V 20W x 1ch into 4Ω @ 0.17% THD+N Using I2C digital control interface, the user can control 30W x 1ch into 4Ω @ 0.2% THD+N AD82587D’s input form...