AD82581
Description
AD82581 is a digital audio amplifier capable of driving a p air of 8 Ω,15W or a sin gle 4 Ω,30W spe aker, bot h which operate with play music at a 24V supply without external heat-sink or fan requirement. Using I2C digital control interface, the user can control AD82581’s in put format selectio n, mute and volum e control fun ctions.
Key Features
- PSNR & DR (A-weighting) Loudspeaker: 97dB (PSNR), 105dB (DR) @24V
- Multiple sampling frequencies (Fs) 32kHz / 44.1kHz / 48kHz and 64kHz / 88.2kHz / 96kHz and 128kHz/176.4kHz/192kHz
- Supply voltage 3.3V for digital circuit 10V~26V for loudspeaker driver
- Anti-pop design
- Over-temperature protection
- Internal PLL
- Under-voltage shutdown
- Over-current protection
- I2C control interface
- Zero detection
