Features

● Flexible Power Supply Configurations

- PVDD: 4.5V to 21V

- DVDD and I/O: 3.3V or 1.8V

● Various output configurations

- 1×21W, Mono mode (8Ω, 20V, THD+N = 1%)

- 1×26W, Mono mode (8Ω, 20V, THD+N = 10%)

● 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 

- 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