DESCRIPTION

The WM8602 comprises a high performance stereo + sub PWM digital power amplifier controller. Simply by adding appropriate power output stages a 2.1 channel power amplifier may be built. Two identical full audio bandwidth channels, plus a reduced bandwidth sub channel are provided as PWM outputs.

FEATURES

? Multi-channel PWM audio amplifier controller

? Supports Stereo input

? Supports stereo or 2.1 with sub channel generation

? PWM Audio Performance with typical output stage

? 100dB SNR (‘A’ weighted @ 48kHz)

? 0.01 THD @ 1Watt

? 0.1 THD @ 30Watt

? Integrated Bass Management support with adjustable filter

? Integrated 4-band Graphic Equaliser

? Adjustable output stage filter compensation for different speakers

? Volume control on each channel +24dB to -103.5dB in 0.5dB steps, with volume ramping and auto-mute functions

? Programmable Dynamic Peak Compressor avoids clipping even at high volume settings

? Internal PLL and optional crystal oscillator, supporting Audio and MPEG standards

? 2/3-Wire MPU Serial Control Interface

? Master or Slave Clocking Mode

? Programmable Audio Data Interface Modes

? I2S, Left, Right Justified or DSP

? 16/20/24/32 bit Word Lengths

? De-emphasis support for stereo

? CMOS digital outputs

APPLICATIONS

? Hi-Fi systems

? Automotive Audio

? Boombox

? Active Speakers