Features 

● Flexible Power Supply Configurations

- PVDD: 4.5V to 26.4V 

- DVDD and I/O: 3.3V or 1.8V 

● Various output configurations 

- 1×45W, Mono mode (4Ω, 21V, THD+N = 1%) 

● Excellent Audio Performance 

- THD+N ≤ 0.04% at 1W, 1kHz, PVDD = 12V 

- 112 dB A-weighted signal-to-noise ratio (SNR) 

- Idle switching A-weighted noise ≤ 35 uVRMS

- 18 mA low quiescent current 

- 90% efficiency into 8Ω load at 12V 

● Configurable digital audio interface 

- I2C control with up to 4 selectable addresses 

- I2S, Left-justified, Right-justified, TDM audio format 

- 3-Wire digital audio interface without MCLK required 

- 32kHz, 44.1kHz/48kHz, 88.2kHz/96kHz input sample rate 

- SDOUT for Acoustic Echo Cancellation – AEC 

● Advanced audio effect tuning 

- Flexible digital and analog gain adjustment 

- High pass filter for DC blocking 

- Input signal router for left and right channel 

- 15 pre BQs & 5 post BQs to support enhanced audio frequency tuning 

- Pre volume & post volume for dynamic headroom and loudness control 

- 3 band dynamic range control (DRC) with time delay buffer & post compensation BQs for flexible and flat multiple band control 

● Analog protections 

- FAULT status report through GPIO and I2C registers 

- Over current and Direct current protection 

- Over temperature protection 

- Under-voltage and Over-voltage protection 

- Clock error protection

Applications 

● Portable Speakers: Bluetooth, Smart Speakers with Voice Assistant 

● Home Audio: TV, Soundbar, STB (set top box), HTiB (Home Theatre in a Box) 

● Smart Appliances 

● PCs and Laptops