AT73C240 Digital-to-Analog Converter IC with High-power Audio Power Amplifier

Atmel Introduces High-quality Stereo Audio Digital-to-Analog Converter IC with High-power Audio Power Amplifier. AT73C240 integrates 20-bit Stereo Audio DAC with 90dB dynamic range, together with 1W Power Amplifier .
Atmel Corporation release of its AT73C240 for portable multimedia applications. Manufactured on Atmel's low-cost mainstream CMOS process, the AT73C240 integrates an audio quality 20-bit Stereo DAC and an up to 1W audio power amplifier. The AT73C240 is ideally suited for portable applications where a high-quality audio interface is required, such as new-generation mobile phones, PDAs, palmtop computers, digital still cameras, portable multimedia devices and music players, etc.
The AT73C240 integrates a complete high-performance stereo audio digital-to-analog converter delivering a 90 dB dynamic range, followed by a 32-Ohm stereo headset driver with programmable volume control and mute function. The audio power amplifier is a dual-mode AB class amplifier with differential output and programmable volume control. In full power mode, it is capable of driving an 8-Ohm loudspeaker at maximum power of 1W at 5.5V supply and 440mW at 3.6V supply.