Claimed as the industry’s first pulse-density modulation (PDM), digital-input Class D audio amplifier for handset and other portable applications, the SSM2517 combines an audio ...

Analog Devices, Inc., has introduced what the company claims is the industry's first PDM (pulse density modulation) digital-input Class D audio amplifier for handset and other portable applications, ...

Some Class-D amplifiers employ a feedback loop to the ADC which mixes with the original signal to reduce the induced harmonic content [6]. While the desired power efficiency was obtained for the ...