TAS5822M

• Flexible audio I/O:
  • Supports 32, 44.1, 48, 88.2, 96 kHz sample rates
  • I²S, LJ, RJ, TDM
  • SDOUT for audio monitoring, sub-channel or echo cancellation
  • PLL integrated, supports 3-Wire digital audio interface (no MCLK required)
  • Supports stereo bridge-tied or mono parallel bridge-tied loads (BTL and PBTL)
• Efficient class-D operation:
  • > 90% power efficiency, 90 mΩ R_DSon
• Supports multiple output configurations
  • 2 × 35 W in 2.0 Mode (8-Ω, 24 V, THD+N=1%)
  • 2 × 22 W in 2.0 Mode (6-Ω, 18 V, THD+N=1%)
• Excellent audio performance:
  • THD+N ≤ 0.06% at 1 W, 1 kHz, PVDD = 24 V
  • SNR ≥ 110 dB (A-weighted), ICN ≤ 40 µVRMS
• Enhanced audio processing:
  • Sample rate convertor
  • 96-kHz processor sampling
  • DC blocking, 2 ×14 BQs, THD manager
  • DPEQ, Volume Control
  • Input Mixer, Output Crossbar
  • 4th order 2-Band DRC + AGL
  • Over temperature fold back
• Flexible power supply configurations
  • PVDD: 4.5 V to 26.4 V
  • DVDD and I/O: 1.8 V or 3.3 V
• Excellent Integrated self-protection:
  • Over-current error (OCE)
  • Over-temperature warning (OTW)
  • Over-temperature error (OTE)
  • Under/over-voltage lock-out (UVLO/OVLO)
• Easy system integration
  • I²C Software Control
  • Reduced solution size
    • Less passives required compared with open loop devices
    • Ultra Low EMI with latest EMI technology
    • No large inductors required for most applications

The TAS5822M is a High Efficiency digital input Class-D audio amplifier for driving loudspeakers used in consumer, commercial, and industrial electronics. .

The high-performance closed loop architecture and wide-switching frequency range reduces the solution size by reducing passive components and minimize the inductor size in most applications. TAS5822M has an integrated audio processor with up to 96-kHz architecture support advanced process flow.

This device supports high efficiency 1SPW modulation with adjustable Class D loop bandwidth to achieve good audio performance.