austriamicrosystems' Highly Integrated Power and Audio Management Unit Saves Costs and Offers Excellent Audio Quality

(Product News, 9 Jan 2008)

austriamicrosystems has launched the AS3658, a highly integrated power and audio management unit with sophisticated audio features, which is suitable for portable navigation devices, portable media players, smart phones, PDAs and a wide range of other battery powered handheld devices.

AS3658 offers an integrated solution for power supply generation, monitoring and battery management including charging. The charger can manage up to 1.6A charging current. USB, linear and step-down charging is available and supported by the unique battery isolation feature. Featuring programmable power management functions, austriamicrosystems' AS3658 significantly extend battery life with DC/DC efficiencies higher than 90 percent. The IC provides three highly efficient DC/DC step-down converters, two DC/DC step-up converters, three low noise LDOs suitable for RF applications, four digital LDOs, a low noise charge pump and a highly flexible backlight driver supporting a wide range of display sizes.

AS3658 also offers high performance audio functions with an 18-bit audio DAC, a 16-bit audio ADC, a five-band equalizer as well as headphone amplifiers, line-outputs, line-inputs, microphone inputs, audio mixer and several analog and digital audio interfaces.

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