AD82571
Description
AD82571 is a digital audio amplifier capable of driving a pair of 8Ω,10W or a single 4Ω,20W speaker, both which operate at a 18V supply without external heat-sink or fan requirement.
Key Features
- Zero detection
- Power limit function
- Quaternary and ternary switch z 16/18/20/24-bit input with I S, Left-alignment and Right-alignment data format
- PSNR & DR (A-weighting) Loudspeaker: 97dB (PSNR), 101dB (DR) @18V
- Supply voltage 3.3V for digital circuit 12V~18V for loudspeaker driver
- Loudspeaker output power for 18V 10W x 2CH into 8Ω @0.35% THD+N for stereo 20W x 1CH into 4Ω @0.32% THD+N for mono
- Anti-pop design
- Over-temperature protection
- Internal PLL
- Under-voltage shutdown
