The DA7211 is a high-definition audio codec in a 3mm x 3mm footprint with an integrated true-ground (True-GND) capless headphone driver suitable for a variety of low power, digital portable audio products. Featuring a high efficiency but powerful 40mW/channel headphone amplifier the device may be operated from a single 1.8V supply to simplify interfacing to digital processors.Benefits * High-performance audio codec with integrated PLL * True-GND capless Class G 40mW headphone driver with integrated charge pump * Flexible clocking capability to minimize master clock circuit board routing * Pop & Click suppression circuitry * Multi-mode audio routing, mixing and volume control