Analog companion IC melds power, audio functions for wireless handhelds

The AT73C206 analog companion power supply and audio interface IC from Atmel Corporation integrates a high-quality audio interface and all the necessary power management functions for handheld wireless communication/multimedia devices on a single chip.

Power functions include nine LDOs, one high-current DC/DC converter, a standalone continuous battery charger with integrated pass transistor, a four-channel white LED driver and a self-contained RTC.

The AT73C206's voice/audio analog interface comprises a 16-bit voice codec, 16-bit stereo audio DAC with headset driver and a 300-mW speaker driver. Packaging is in a 9 x 9-mm, 96-ball ultra-thin BGA.

Pricing and availability: The AT73C206 is priced at $2.90 in quantities of 100K units. A reference design and samples are available now.

Atmel Corporation, 408-441-0311, www.atmel.com

Product literature:
AT73C206 data sheet (summary) (PDF)
AT73C206 data sheet (complete) (PDF)