Audio

Analog Devices Announces New SHARCs for Audio

Today Analog Devices announced four new members of its SHARC family. These new chips primarily target audio applications, and have a variety of audio-specific peripherals and I/O ports. The new chips include the ADSP-21266, ’21267, ’21364, and ’21365. The ’21266 and ’21267 primarily target car audio systems. The ’21266 is currently sampling at 150 MHz, and the ’21267 will begin sampling at 200 MHz in the first quarter of 2004. The ’21364 and ’21365 target high-performance car and Read more...

Jeff Bier’s Impulse Response—Floating-Point DSPs Catch the Audio Wave

As we approach year-end, it seems fitting to look back at developments and trends in DSP processors. And it’s an opportune time to do so, since my colleagues and I just completed the latest iteration of our exhaustive (and exhausting) study of leading DSPs. It has been three years since we published the previous edition, and in reviewing the new version I am struck by one of the key changes in our industry. Back in 2000, telecom was the DSP killer app. Most DSP architectural innovations Read more...

Jeff Bier’s Impulse Response—The Consumer Audio Renaissance

Consumer audio products have always held a special fascination for me. Indeed, it was my childhood interest in audio gear that largely motivated my pursuit of an engineering career. But during most of my career, mainstream consumer audio technology has been pretty staid territory, with little in the way of exciting technology and few compelling new products. More recently, though, I’ve been delighted to see what I believe is the beginning of a revolution in consumer audio equipment. The Read more...